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https://github.com/zloirock/core-js/issues/86#issuecomment-115759028\nmodule.exports = typeof window == 'object' && window && window.Math == Math ? window\n : typeof self == 'object' && self && self.Math == Math ? self\n // eslint-disable-next-line no-new-func\n : Function('return this')();\n","var hasOwnProperty = {}.hasOwnProperty;\n\nmodule.exports = function (it, key) {\n return hasOwnProperty.call(it, key);\n};\n","module.exports = function (exec) {\n try {\n return !!exec();\n } catch (error) {\n return true;\n }\n};\n","// Thank's IE8 for his funny defineProperty\nmodule.exports = !require('../internals/fails')(function () {\n return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7;\n});\n","'use strict';\nvar nativePropertyIsEnumerable = {}.propertyIsEnumerable;\nvar nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\n// Nashorn ~ JDK8 bug\nvar NASHORN_BUG = nativeGetOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);\n\nexports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {\n var descriptor = nativeGetOwnPropertyDescriptor(this, V);\n return !!descriptor && descriptor.enumerable;\n} : nativePropertyIsEnumerable;\n","module.exports = function (bitmap, value) {\n return {\n enumerable: !(bitmap & 1),\n configurable: !(bitmap & 2),\n writable: !(bitmap & 4),\n value: value\n };\n};\n","var toString = {}.toString;\n\nmodule.exports = function (it) {\n return toString.call(it).slice(8, -1);\n};\n","// fallback for non-array-like ES3 and non-enumerable old V8 strings\nvar fails = require('../internals/fails');\nvar classof = require('../internals/classof-raw');\nvar split = ''.split;\n\nmodule.exports = fails(function () {\n // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346\n // eslint-disable-next-line no-prototype-builtins\n return !Object('z').propertyIsEnumerable(0);\n}) ? function (it) {\n return classof(it) == 'String' ? split.call(it, '') : Object(it);\n} : Object;\n","// `RequireObjectCoercible` abstract operation\n// https://tc39.github.io/ecma262/#sec-requireobjectcoercible\nmodule.exports = function (it) {\n if (it == undefined) throw TypeError(\"Can't call method on \" + it);\n return it;\n};\n","// toObject with fallback for non-array-like ES3 strings\nvar IndexedObject = require('../internals/indexed-object');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nmodule.exports = function (it) {\n return IndexedObject(requireObjectCoercible(it));\n};\n","module.exports = function (it) {\n return typeof it === 'object' ? it !== null : typeof it === 'function';\n};\n","// 7.1.1 ToPrimitive(input [, PreferredType])\nvar isObject = require('../internals/is-object');\n// instead of the ES6 spec version, we didn't implement @@toPrimitive case\n// and the second argument - flag - preferred type is a string\nmodule.exports = function (it, S) {\n if (!isObject(it)) return it;\n var fn, val;\n if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;\n if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val;\n if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;\n throw TypeError(\"Can't convert object to primitive value\");\n};\n","var isObject = require('../internals/is-object');\nvar document = require('../internals/global').document;\n// typeof document.createElement is 'object' in old IE\nvar exist = isObject(document) && isObject(document.createElement);\n\nmodule.exports = function (it) {\n return exist ? document.createElement(it) : {};\n};\n","// Thank's IE8 for his funny defineProperty\nmodule.exports = !require('../internals/descriptors') && !require('../internals/fails')(function () {\n return Object.defineProperty(require('../internals/document-create-element')('div'), 'a', {\n get: function () { return 7; }\n }).a != 7;\n});\n","var DESCRIPTORS = require('../internals/descriptors');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar has = require('../internals/has');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\nvar nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\nexports.f = DESCRIPTORS ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {\n O = toIndexedObject(O);\n P = toPrimitive(P, true);\n if (IE8_DOM_DEFINE) try {\n return nativeGetOwnPropertyDescriptor(O, P);\n } catch (error) { /* empty */ }\n if (has(O, P)) return createPropertyDescriptor(!propertyIsEnumerableModule.f.call(O, P), O[P]);\n};\n","var isObject = require('../internals/is-object');\n\nmodule.exports = function (it) {\n if (!isObject(it)) {\n throw TypeError(String(it) + ' is not an object');\n } return it;\n};\n","var DESCRIPTORS = require('../internals/descriptors');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\nvar anObject = require('../internals/an-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar nativeDefineProperty = Object.defineProperty;\n\nexports.f = DESCRIPTORS ? nativeDefineProperty : function defineProperty(O, P, Attributes) {\n anObject(O);\n P = toPrimitive(P, true);\n anObject(Attributes);\n if (IE8_DOM_DEFINE) try {\n return nativeDefineProperty(O, P, Attributes);\n } catch (error) { /* empty */ }\n if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');\n if ('value' in Attributes) O[P] = Attributes.value;\n return O;\n};\n","var definePropertyModule = require('../internals/object-define-property');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\n\nmodule.exports = require('../internals/descriptors') ? function (object, key, value) {\n return definePropertyModule.f(object, key, createPropertyDescriptor(1, value));\n} : function (object, key, value) {\n object[key] = value;\n return object;\n};\n","var global = require('../internals/global');\nvar hide = require('../internals/hide');\n\nmodule.exports = function (key, value) {\n try {\n hide(global, key, value);\n } catch (error) {\n global[key] = value;\n } return value;\n};\n","var NATIVE_WEAK_MAP = require('../internals/native-weak-map');\nvar isObject = require('../internals/is-object');\nvar hide = require('../internals/hide');\nvar objectHas = require('../internals/has');\nvar sharedKey = require('../internals/shared-key');\nvar hiddenKeys = require('../internals/hidden-keys');\nvar WeakMap = require('../internals/global').WeakMap;\nvar set, get, has;\n\nvar enforce = function (it) {\n return has(it) ? get(it) : set(it, {});\n};\n\nvar getterFor = function (TYPE) {\n return function (it) {\n var state;\n if (!isObject(it) || (state = get(it)).type !== TYPE) {\n throw TypeError('Incompatible receiver, ' + TYPE + ' required');\n } return state;\n };\n};\n\nif (NATIVE_WEAK_MAP) {\n var store = new WeakMap();\n var wmget = store.get;\n var wmhas = store.has;\n var wmset = store.set;\n set = function (it, metadata) {\n wmset.call(store, it, metadata);\n return metadata;\n };\n get = function (it) {\n return wmget.call(store, it) || {};\n };\n has = function (it) {\n return wmhas.call(store, it);\n };\n} else {\n var STATE = sharedKey('state');\n hiddenKeys[STATE] = true;\n set = function (it, metadata) {\n hide(it, STATE, metadata);\n return metadata;\n };\n get = function (it) {\n return objectHas(it, STATE) ? it[STATE] : {};\n };\n has = function (it) {\n return objectHas(it, STATE);\n };\n}\n\nmodule.exports = {\n set: set,\n get: get,\n has: has,\n enforce: enforce,\n getterFor: getterFor\n};\n","var global = require('../internals/global');\nvar setGlobal = require('../internals/set-global');\nvar SHARED = '__core-js_shared__';\nvar store = global[SHARED] || setGlobal(SHARED, {});\n\n(module.exports = function (key, value) {\n return store[key] || (store[key] = value !== undefined ? value : {});\n})('versions', []).push({\n version: '3.0.1',\n mode: require('../internals/is-pure') ? 'pure' : 'global',\n copyright: '© 2019 Denis Pushkarev (zloirock.ru)'\n});\n","module.exports = require('../internals/shared')('native-function-to-string', Function.toString);\n","var nativeFunctionToString = require('../internals/function-to-string');\nvar WeakMap = require('../internals/global').WeakMap;\n\nmodule.exports = typeof WeakMap === 'function' && /native code/.test(nativeFunctionToString.call(WeakMap));\n","var id = 0;\nvar postfix = Math.random();\n\nmodule.exports = function (key) {\n return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + postfix).toString(36));\n};\n","var shared = require('../internals/shared')('keys');\nvar uid = require('../internals/uid');\n\nmodule.exports = function (key) {\n return shared[key] || (shared[key] = uid(key));\n};\n","module.exports = {};\n","var global = require('../internals/global');\nvar hide = require('../internals/hide');\nvar has = require('../internals/has');\nvar setGlobal = require('../internals/set-global');\nvar nativeFunctionToString = require('../internals/function-to-string');\nvar InternalStateModule = require('../internals/internal-state');\nvar getInternalState = InternalStateModule.get;\nvar enforceInternalState = InternalStateModule.enforce;\nvar TEMPLATE = String(nativeFunctionToString).split('toString');\n\nrequire('../internals/shared')('inspectSource', function (it) {\n return nativeFunctionToString.call(it);\n});\n\n(module.exports = function (O, key, value, options) {\n var unsafe = options ? !!options.unsafe : false;\n var simple = options ? !!options.enumerable : false;\n var noTargetGet = options ? !!options.noTargetGet : false;\n if (typeof value == 'function') {\n if (typeof key == 'string' && !has(value, 'name')) hide(value, 'name', key);\n enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');\n }\n if (O === global) {\n if (simple) O[key] = value;\n else setGlobal(key, value);\n return;\n } else if (!unsafe) {\n delete O[key];\n } else if (!noTargetGet && O[key]) {\n simple = true;\n }\n if (simple) O[key] = value;\n else hide(O, key, value);\n// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative\n})(Function.prototype, 'toString', function toString() {\n return typeof this == 'function' && getInternalState(this).source || nativeFunctionToString.call(this);\n});\n","var ceil = Math.ceil;\nvar floor = Math.floor;\n\n// `ToInteger` abstract operation\n// https://tc39.github.io/ecma262/#sec-tointeger\nmodule.exports = function (argument) {\n return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);\n};\n","var toInteger = require('../internals/to-integer');\nvar min = Math.min;\n\n// `ToLength` abstract operation\n// https://tc39.github.io/ecma262/#sec-tolength\nmodule.exports = function (argument) {\n return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991\n};\n","var toInteger = require('../internals/to-integer');\nvar max = Math.max;\nvar min = Math.min;\n\n// Helper for a popular repeating case of the spec:\n// Let integer be ? ToInteger(index).\n// If integer < 0, let result be max((length + integer), 0); else let result be min(length, length).\nmodule.exports = function (index, length) {\n var integer = toInteger(index);\n return integer < 0 ? max(integer + length, 0) : min(integer, length);\n};\n","var toIndexedObject = require('../internals/to-indexed-object');\nvar toLength = require('../internals/to-length');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\n\n// `Array.prototype.{ indexOf, includes }` methods implementation\n// false -> Array#indexOf\n// https://tc39.github.io/ecma262/#sec-array.prototype.indexof\n// true -> Array#includes\n// https://tc39.github.io/ecma262/#sec-array.prototype.includes\nmodule.exports = function (IS_INCLUDES) {\n return function ($this, el, fromIndex) {\n var O = toIndexedObject($this);\n var length = toLength(O.length);\n var index = toAbsoluteIndex(fromIndex, length);\n var value;\n // Array#includes uses SameValueZero equality algorithm\n // eslint-disable-next-line no-self-compare\n if (IS_INCLUDES && el != el) while (length > index) {\n value = O[index++];\n // eslint-disable-next-line no-self-compare\n if (value != value) return true;\n // Array#indexOf ignores holes, Array#includes - not\n } else for (;length > index; index++) if (IS_INCLUDES || index in O) {\n if (O[index] === el) return IS_INCLUDES || index || 0;\n } return !IS_INCLUDES && -1;\n };\n};\n","var has = require('../internals/has');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar arrayIndexOf = require('../internals/array-includes')(false);\nvar hiddenKeys = require('../internals/hidden-keys');\n\nmodule.exports = function (object, names) {\n var O = toIndexedObject(object);\n var i = 0;\n var result = [];\n var key;\n for (key in O) !has(hiddenKeys, key) && has(O, key) && result.push(key);\n // Don't enum bug & hidden keys\n while (names.length > i) if (has(O, key = names[i++])) {\n ~arrayIndexOf(result, key) || result.push(key);\n }\n return result;\n};\n","// IE8- don't enum bug keys\nmodule.exports = [\n 'constructor',\n 'hasOwnProperty',\n 'isPrototypeOf',\n 'propertyIsEnumerable',\n 'toLocaleString',\n 'toString',\n 'valueOf'\n];\n","// 19.1.2.7 / 15.2.3.4 Object.getOwnPropertyNames(O)\nvar internalObjectKeys = require('../internals/object-keys-internal');\nvar hiddenKeys = require('../internals/enum-bug-keys').concat('length', 'prototype');\n\nexports.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {\n return internalObjectKeys(O, hiddenKeys);\n};\n","exports.f = Object.getOwnPropertySymbols;\n","var getOwnPropertyNamesModule = require('../internals/object-get-own-property-names');\nvar getOwnPropertySymbolsModule = require('../internals/object-get-own-property-symbols');\nvar anObject = require('../internals/an-object');\nvar Reflect = require('../internals/global').Reflect;\n\n// all object keys, includes non-enumerable and symbols\nmodule.exports = Reflect && Reflect.ownKeys || function ownKeys(it) {\n var keys = getOwnPropertyNamesModule.f(anObject(it));\n var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;\n return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;\n};\n","var has = require('../internals/has');\nvar ownKeys = require('../internals/own-keys');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar definePropertyModule = require('../internals/object-define-property');\n\nmodule.exports = function (target, source) {\n var keys = ownKeys(source);\n var defineProperty = definePropertyModule.f;\n var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\n for (var i = 0; i < keys.length; i++) {\n var key = keys[i];\n if (!has(target, key)) defineProperty(target, key, getOwnPropertyDescriptor(source, key));\n }\n};\n","var fails = require('../internals/fails');\nvar replacement = /#|\\.prototype\\./;\n\nvar isForced = function (feature, detection) {\n var value = data[normalize(feature)];\n return value == POLYFILL ? true\n : value == NATIVE ? false\n : typeof detection == 'function' ? fails(detection)\n : !!detection;\n};\n\nvar normalize = isForced.normalize = function (string) {\n return String(string).replace(replacement, '.').toLowerCase();\n};\n\nvar data = isForced.data = {};\nvar NATIVE = isForced.NATIVE = 'N';\nvar POLYFILL = isForced.POLYFILL = 'P';\n\nmodule.exports = isForced;\n","var global = require('../internals/global');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar hide = require('../internals/hide');\nvar redefine = require('../internals/redefine');\nvar setGlobal = require('../internals/set-global');\nvar copyConstructorProperties = require('../internals/copy-constructor-properties');\nvar isForced = require('../internals/is-forced');\n\n/*\n options.target - name of the target object\n options.global - target is the global object\n options.stat - export as static methods of target\n options.proto - export as prototype methods of target\n options.real - real prototype method for the `pure` version\n options.forced - export even if the native feature is available\n options.bind - bind methods to the target, required for the `pure` version\n options.wrap - wrap constructors to preventing global pollution, required for the `pure` version\n options.unsafe - use the simple assignment of property instead of delete + defineProperty\n options.sham - add a flag to not completely full polyfills\n options.enumerable - export as enumerable property\n options.noTargetGet - prevent calling a getter on target\n*/\nmodule.exports = function (options, source) {\n var TARGET = options.target;\n var GLOBAL = options.global;\n var STATIC = options.stat;\n var FORCED, target, key, targetProperty, sourceProperty, descriptor;\n if (GLOBAL) {\n target = global;\n } else if (STATIC) {\n target = global[TARGET] || setGlobal(TARGET, {});\n } else {\n target = (global[TARGET] || {}).prototype;\n }\n if (target) for (key in source) {\n sourceProperty = source[key];\n if (options.noTargetGet) {\n descriptor = getOwnPropertyDescriptor(target, key);\n targetProperty = descriptor && descriptor.value;\n } else targetProperty = target[key];\n FORCED = isForced(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);\n // contained in target\n if (!FORCED && targetProperty !== undefined) {\n if (typeof sourceProperty === typeof targetProperty) continue;\n copyConstructorProperties(sourceProperty, targetProperty);\n }\n // add a flag to not completely full polyfills\n if (options.sham || (targetProperty && targetProperty.sham)) {\n hide(sourceProperty, 'sham', true);\n }\n // extend global\n redefine(target, key, sourceProperty, options);\n }\n};\n","// Chrome 38 Symbol has incorrect toString conversion\nmodule.exports = !require('../internals/fails')(function () {\n // eslint-disable-next-line no-undef\n return !String(Symbol());\n});\n","var store = require('../internals/shared')('wks');\nvar uid = require('../internals/uid');\nvar Symbol = require('../internals/global').Symbol;\nvar NATIVE_SYMBOL = require('../internals/native-symbol');\n\nmodule.exports = function (name) {\n return store[name] || (store[name] = NATIVE_SYMBOL && Symbol[name]\n || (NATIVE_SYMBOL ? Symbol : uid)('Symbol.' + name));\n};\n","var defineProperty = require('../internals/object-define-property').f;\nvar has = require('../internals/has');\nvar TO_STRING_TAG = require('../internals/well-known-symbol')('toStringTag');\n\nmodule.exports = function (it, TAG, STATIC) {\n if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG)) {\n defineProperty(it, TO_STRING_TAG, { configurable: true, value: TAG });\n }\n};\n","exports.f = require('../internals/well-known-symbol');\n","module.exports = require('../internals/global');\n","var path = require('../internals/path');\nvar has = require('../internals/has');\nvar wrappedWellKnownSymbolModule = require('../internals/wrapped-well-known-symbol');\nvar defineProperty = require('../internals/object-define-property').f;\n\nmodule.exports = function (NAME) {\n var Symbol = path.Symbol || (path.Symbol = {});\n if (!has(Symbol, NAME)) defineProperty(Symbol, NAME, {\n value: wrappedWellKnownSymbolModule.f(NAME)\n });\n};\n","// 19.1.2.14 / 15.2.3.14 Object.keys(O)\nvar internalObjectKeys = require('../internals/object-keys-internal');\nvar enumBugKeys = require('../internals/enum-bug-keys');\n\nmodule.exports = Object.keys || function keys(O) {\n return internalObjectKeys(O, enumBugKeys);\n};\n","var classof = require('../internals/classof-raw');\n\n// `IsArray` abstract operation\n// https://tc39.github.io/ecma262/#sec-isarray\nmodule.exports = Array.isArray || function isArray(arg) {\n return classof(arg) == 'Array';\n};\n","var DESCRIPTORS = require('../internals/descriptors');\nvar definePropertyModule = require('../internals/object-define-property');\nvar anObject = require('../internals/an-object');\nvar objectKeys = require('../internals/object-keys');\n\nmodule.exports = DESCRIPTORS ? Object.defineProperties : function defineProperties(O, Properties) {\n anObject(O);\n var keys = objectKeys(Properties);\n var length = keys.length;\n var i = 0;\n var key;\n while (length > i) definePropertyModule.f(O, key = keys[i++], Properties[key]);\n return O;\n};\n","var document = require('../internals/global').document;\n\nmodule.exports = document && document.documentElement;\n","// 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])\nvar anObject = require('../internals/an-object');\nvar defineProperties = require('../internals/object-define-properties');\nvar enumBugKeys = require('../internals/enum-bug-keys');\nvar html = require('../internals/html');\nvar documentCreateElement = require('../internals/document-create-element');\nvar IE_PROTO = require('../internals/shared-key')('IE_PROTO');\nvar PROTOTYPE = 'prototype';\nvar Empty = function () { /* empty */ };\n\n// Create object with fake `null` prototype: use iframe Object with cleared prototype\nvar createDict = function () {\n // Thrash, waste and sodomy: IE GC bug\n var iframe = documentCreateElement('iframe');\n var length = enumBugKeys.length;\n var lt = '<';\n var script = 'script';\n var gt = '>';\n var js = 'java' + script + ':';\n var iframeDocument;\n iframe.style.display = 'none';\n html.appendChild(iframe);\n iframe.src = String(js);\n iframeDocument = iframe.contentWindow.document;\n iframeDocument.open();\n iframeDocument.write(lt + script + gt + 'document.F=Object' + lt + '/' + script + gt);\n iframeDocument.close();\n createDict = iframeDocument.F;\n while (length--) delete createDict[PROTOTYPE][enumBugKeys[length]];\n return createDict();\n};\n\nmodule.exports = Object.create || function create(O, Properties) {\n var result;\n if (O !== null) {\n Empty[PROTOTYPE] = anObject(O);\n result = new Empty();\n Empty[PROTOTYPE] = null;\n // add \"__proto__\" for Object.getPrototypeOf polyfill\n result[IE_PROTO] = O;\n } else result = createDict();\n return Properties === undefined ? result : defineProperties(result, Properties);\n};\n\nrequire('../internals/hidden-keys')[IE_PROTO] = true;\n","// fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar nativeGetOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar toString = {}.toString;\n\nvar windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames\n ? Object.getOwnPropertyNames(window) : [];\n\nvar getWindowNames = function (it) {\n try {\n return nativeGetOwnPropertyNames(it);\n } catch (error) {\n return windowNames.slice();\n }\n};\n\nmodule.exports.f = function getOwnPropertyNames(it) {\n return windowNames && toString.call(it) == '[object Window]'\n ? getWindowNames(it)\n : nativeGetOwnPropertyNames(toIndexedObject(it));\n};\n","'use strict';\n// ECMAScript 6 symbols shim\nvar global = require('../internals/global');\nvar has = require('../internals/has');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar IS_PURE = require('../internals/is-pure');\nvar $export = require('../internals/export');\nvar redefine = require('../internals/redefine');\nvar hiddenKeys = require('../internals/hidden-keys');\nvar fails = require('../internals/fails');\nvar shared = require('../internals/shared');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar uid = require('../internals/uid');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar wrappedWellKnownSymbolModule = require('../internals/wrapped-well-known-symbol');\nvar defineWellKnownSymbol = require('../internals/define-well-known-symbol');\nvar enumKeys = require('../internals/enum-keys');\nvar isArray = require('../internals/is-array');\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar nativeObjectCreate = require('../internals/object-create');\nvar getOwnPropertyNamesExternal = require('../internals/object-get-own-property-names-external');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar definePropertyModule = require('../internals/object-define-property');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\nvar hide = require('../internals/hide');\nvar objectKeys = require('../internals/object-keys');\nvar HIDDEN = require('../internals/shared-key')('hidden');\nvar InternalStateModule = require('../internals/internal-state');\nvar SYMBOL = 'Symbol';\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(SYMBOL);\nvar nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\nvar nativeDefineProperty = definePropertyModule.f;\nvar nativeGetOwnPropertyNames = getOwnPropertyNamesExternal.f;\nvar $Symbol = global.Symbol;\nvar JSON = global.JSON;\nvar nativeJSONStringify = JSON && JSON.stringify;\nvar PROTOTYPE = 'prototype';\nvar TO_PRIMITIVE = wellKnownSymbol('toPrimitive');\nvar nativePropertyIsEnumerable = propertyIsEnumerableModule.f;\nvar SymbolRegistry = shared('symbol-registry');\nvar AllSymbols = shared('symbols');\nvar ObjectPrototypeSymbols = shared('op-symbols');\nvar WellKnownSymbolsStore = shared('wks');\nvar ObjectPrototype = Object[PROTOTYPE];\nvar QObject = global.QObject;\nvar NATIVE_SYMBOL = require('../internals/native-symbol');\n// Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173\nvar USE_SETTER = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild;\n\n// fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687\nvar setSymbolDescriptor = DESCRIPTORS && fails(function () {\n return nativeObjectCreate(nativeDefineProperty({}, 'a', {\n get: function () { return nativeDefineProperty(this, 'a', { value: 7 }).a; }\n })).a != 7;\n}) ? function (it, key, D) {\n var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor(ObjectPrototype, key);\n if (ObjectPrototypeDescriptor) delete ObjectPrototype[key];\n nativeDefineProperty(it, key, D);\n if (ObjectPrototypeDescriptor && it !== ObjectPrototype) {\n nativeDefineProperty(ObjectPrototype, key, ObjectPrototypeDescriptor);\n }\n} : nativeDefineProperty;\n\nvar wrap = function (tag, description) {\n var symbol = AllSymbols[tag] = nativeObjectCreate($Symbol[PROTOTYPE]);\n setInternalState(symbol, {\n type: SYMBOL,\n tag: tag,\n description: description\n });\n if (!DESCRIPTORS) symbol.description = description;\n return symbol;\n};\n\nvar isSymbol = NATIVE_SYMBOL && typeof $Symbol.iterator == 'symbol' ? function (it) {\n return typeof it == 'symbol';\n} : function (it) {\n return Object(it) instanceof $Symbol;\n};\n\nvar $defineProperty = function defineProperty(it, key, D) {\n if (it === ObjectPrototype) $defineProperty(ObjectPrototypeSymbols, key, D);\n anObject(it);\n key = toPrimitive(key, true);\n anObject(D);\n if (has(AllSymbols, key)) {\n if (!D.enumerable) {\n if (!has(it, HIDDEN)) nativeDefineProperty(it, HIDDEN, createPropertyDescriptor(1, {}));\n it[HIDDEN][key] = true;\n } else {\n if (has(it, HIDDEN) && it[HIDDEN][key]) it[HIDDEN][key] = false;\n D = nativeObjectCreate(D, { enumerable: createPropertyDescriptor(0, false) });\n } return setSymbolDescriptor(it, key, D);\n } return nativeDefineProperty(it, key, D);\n};\n\nvar $defineProperties = function defineProperties(it, P) {\n anObject(it);\n var keys = enumKeys(P = toIndexedObject(P));\n var i = 0;\n var l = keys.length;\n var key;\n while (l > i) $defineProperty(it, key = keys[i++], P[key]);\n return it;\n};\n\nvar $create = function create(it, P) {\n return P === undefined ? nativeObjectCreate(it) : $defineProperties(nativeObjectCreate(it), P);\n};\n\nvar $propertyIsEnumerable = function propertyIsEnumerable(key) {\n var E = nativePropertyIsEnumerable.call(this, key = toPrimitive(key, true));\n if (this === ObjectPrototype && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key)) return false;\n return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true;\n};\n\nvar $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) {\n it = toIndexedObject(it);\n key = toPrimitive(key, true);\n if (it === ObjectPrototype && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key)) return;\n var D = nativeGetOwnPropertyDescriptor(it, key);\n if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true;\n return D;\n};\n\nvar $getOwnPropertyNames = function getOwnPropertyNames(it) {\n var names = nativeGetOwnPropertyNames(toIndexedObject(it));\n var result = [];\n var i = 0;\n var key;\n while (names.length > i) {\n if (!has(AllSymbols, key = names[i++]) && !has(hiddenKeys, key)) result.push(key);\n } return result;\n};\n\nvar $getOwnPropertySymbols = function getOwnPropertySymbols(it) {\n var IS_OP = it === ObjectPrototype;\n var names = nativeGetOwnPropertyNames(IS_OP ? ObjectPrototypeSymbols : toIndexedObject(it));\n var result = [];\n var i = 0;\n var key;\n while (names.length > i) {\n if (has(AllSymbols, key = names[i++]) && (IS_OP ? has(ObjectPrototype, key) : true)) result.push(AllSymbols[key]);\n } return result;\n};\n\n// `Symbol` constructor\n// https://tc39.github.io/ecma262/#sec-symbol-constructor\nif (!NATIVE_SYMBOL) {\n $Symbol = function Symbol() {\n if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor');\n var description = arguments[0] === undefined ? undefined : String(arguments[0]);\n var tag = uid(description);\n var setter = function (value) {\n if (this === ObjectPrototype) setter.call(ObjectPrototypeSymbols, value);\n if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false;\n setSymbolDescriptor(this, tag, createPropertyDescriptor(1, value));\n };\n if (DESCRIPTORS && USE_SETTER) setSymbolDescriptor(ObjectPrototype, tag, { configurable: true, set: setter });\n return wrap(tag, description);\n };\n redefine($Symbol[PROTOTYPE], 'toString', function toString() {\n return getInternalState(this).tag;\n });\n\n propertyIsEnumerableModule.f = $propertyIsEnumerable;\n definePropertyModule.f = $defineProperty;\n getOwnPropertyDescriptorModule.f = $getOwnPropertyDescriptor;\n require('../internals/object-get-own-property-names').f = getOwnPropertyNamesExternal.f = $getOwnPropertyNames;\n require('../internals/object-get-own-property-symbols').f = $getOwnPropertySymbols;\n\n if (DESCRIPTORS) {\n // https://github.com/tc39/proposal-Symbol-description\n nativeDefineProperty($Symbol[PROTOTYPE], 'description', {\n configurable: true,\n get: function description() {\n return getInternalState(this).description;\n }\n });\n if (!IS_PURE) {\n redefine(ObjectPrototype, 'propertyIsEnumerable', $propertyIsEnumerable, { unsafe: true });\n }\n }\n\n wrappedWellKnownSymbolModule.f = function (name) {\n return wrap(wellKnownSymbol(name), name);\n };\n}\n\n$export({ global: true, wrap: true, forced: !NATIVE_SYMBOL, sham: !NATIVE_SYMBOL }, { Symbol: $Symbol });\n\nfor (var wellKnownSymbols = objectKeys(WellKnownSymbolsStore), k = 0; wellKnownSymbols.length > k;) {\n defineWellKnownSymbol(wellKnownSymbols[k++]);\n}\n\n$export({ target: SYMBOL, stat: true, forced: !NATIVE_SYMBOL }, {\n // `Symbol.for` method\n // https://tc39.github.io/ecma262/#sec-symbol.for\n 'for': function (key) {\n return has(SymbolRegistry, key += '')\n ? SymbolRegistry[key]\n : SymbolRegistry[key] = $Symbol(key);\n },\n // `Symbol.keyFor` method\n // https://tc39.github.io/ecma262/#sec-symbol.keyfor\n keyFor: function keyFor(sym) {\n if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol');\n for (var key in SymbolRegistry) if (SymbolRegistry[key] === sym) return key;\n },\n useSetter: function () { USE_SETTER = true; },\n useSimple: function () { USE_SETTER = false; }\n});\n\n$export({ target: 'Object', stat: true, forced: !NATIVE_SYMBOL, sham: !DESCRIPTORS }, {\n // `Object.create` method\n // https://tc39.github.io/ecma262/#sec-object.create\n create: $create,\n // `Object.defineProperty` method\n // https://tc39.github.io/ecma262/#sec-object.defineproperty\n defineProperty: $defineProperty,\n // `Object.defineProperties` method\n // https://tc39.github.io/ecma262/#sec-object.defineproperties\n defineProperties: $defineProperties,\n // `Object.getOwnPropertyDescriptor` method\n // https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptors\n getOwnPropertyDescriptor: $getOwnPropertyDescriptor\n});\n\n$export({ target: 'Object', stat: true, forced: !NATIVE_SYMBOL }, {\n // `Object.getOwnPropertyNames` method\n // https://tc39.github.io/ecma262/#sec-object.getownpropertynames\n getOwnPropertyNames: $getOwnPropertyNames,\n // `Object.getOwnPropertySymbols` method\n // https://tc39.github.io/ecma262/#sec-object.getownpropertysymbols\n getOwnPropertySymbols: $getOwnPropertySymbols\n});\n\n// `JSON.stringify` method behavior with symbols\n// https://tc39.github.io/ecma262/#sec-json.stringify\nJSON && $export({ target: 'JSON', stat: true, forced: !NATIVE_SYMBOL || fails(function () {\n var symbol = $Symbol();\n // MS Edge converts symbol values to JSON as {}\n return nativeJSONStringify([symbol]) != '[null]'\n // WebKit converts symbol values to JSON as null\n || nativeJSONStringify({ a: symbol }) != '{}'\n // V8 throws on boxed symbols\n || nativeJSONStringify(Object(symbol)) != '{}';\n}) }, {\n stringify: function stringify(it) {\n var args = [it];\n var i = 1;\n var replacer, $replacer;\n while (arguments.length > i) args.push(arguments[i++]);\n $replacer = replacer = args[1];\n if (!isObject(replacer) && it === undefined || isSymbol(it)) return; // IE8 returns string on undefined\n if (!isArray(replacer)) replacer = function (key, value) {\n if (typeof $replacer == 'function') value = $replacer.call(this, key, value);\n if (!isSymbol(value)) return value;\n };\n args[1] = replacer;\n return nativeJSONStringify.apply(JSON, args);\n }\n});\n\n// `Symbol.prototype[@@toPrimitive]` method\n// https://tc39.github.io/ecma262/#sec-symbol.prototype-@@toprimitive\nif (!$Symbol[PROTOTYPE][TO_PRIMITIVE]) hide($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf);\n// `Symbol.prototype[@@toStringTag]` property\n// https://tc39.github.io/ecma262/#sec-symbol.prototype-@@tostringtag\nsetToStringTag($Symbol, SYMBOL);\n\nhiddenKeys[HIDDEN] = true;\n","var objectKeys = require('../internals/object-keys');\nvar getOwnPropertySymbolsModule = require('../internals/object-get-own-property-symbols');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\n\n// all enumerable object keys, includes symbols\nmodule.exports = function (it) {\n var result = objectKeys(it);\n var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;\n if (getOwnPropertySymbols) {\n var symbols = getOwnPropertySymbols(it);\n var propertyIsEnumerable = propertyIsEnumerableModule.f;\n var i = 0;\n var key;\n while (symbols.length > i) if (propertyIsEnumerable.call(it, key = symbols[i++])) result.push(key);\n } return result;\n};\n","// `Symbol.asyncIterator` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.asynciterator\nrequire('../internals/define-well-known-symbol')('asyncIterator');\n","// `Symbol.prototype.description` getter\n// https://tc39.github.io/ecma262/#sec-symbol.prototype.description\n'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar has = require('../internals/has');\nvar isObject = require('../internals/is-object');\nvar defineProperty = require('../internals/object-define-property').f;\nvar copyConstructorProperties = require('../internals/copy-constructor-properties');\nvar NativeSymbol = require('../internals/global').Symbol;\n\nif (DESCRIPTORS && typeof NativeSymbol == 'function' && (!('description' in NativeSymbol.prototype) ||\n // Safari 12 bug\n NativeSymbol().description !== undefined\n)) {\n var EmptyStringDescriptionStore = {};\n // wrap Symbol constructor for correct work with undefined description\n var SymbolWrapper = function Symbol() {\n var description = arguments.length < 1 || arguments[0] === undefined ? undefined : String(arguments[0]);\n var result = this instanceof SymbolWrapper\n ? new NativeSymbol(description)\n // in Edge 13, String(Symbol(undefined)) === 'Symbol(undefined)'\n : description === undefined ? NativeSymbol() : NativeSymbol(description);\n if (description === '') EmptyStringDescriptionStore[result] = true;\n return result;\n };\n copyConstructorProperties(SymbolWrapper, NativeSymbol);\n var symbolPrototype = SymbolWrapper.prototype = NativeSymbol.prototype;\n symbolPrototype.constructor = SymbolWrapper;\n\n var symbolToString = symbolPrototype.toString;\n var native = String(NativeSymbol('test')) == 'Symbol(test)';\n var regexp = /^Symbol\\((.*)\\)[^)]+$/;\n defineProperty(symbolPrototype, 'description', {\n configurable: true,\n get: function description() {\n var symbol = isObject(this) ? this.valueOf() : this;\n var string = symbolToString.call(symbol);\n if (has(EmptyStringDescriptionStore, symbol)) return '';\n var desc = native ? string.slice(7, -1) : string.replace(regexp, '$1');\n return desc === '' ? undefined : desc;\n }\n });\n\n require('../internals/export')({ global: true, forced: true }, { Symbol: SymbolWrapper });\n}\n","// `Symbol.hasInstance` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.hasinstance\nrequire('../internals/define-well-known-symbol')('hasInstance');\n","// `Symbol.isConcatSpreadable` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.isconcatspreadable\nrequire('../internals/define-well-known-symbol')('isConcatSpreadable');\n","// `Symbol.iterator` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.iterator\nrequire('../internals/define-well-known-symbol')('iterator');\n","// `Symbol.match` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.match\nrequire('../internals/define-well-known-symbol')('match');\n","// `Symbol.replace` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.replace\nrequire('../internals/define-well-known-symbol')('replace');\n","// `Symbol.search` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.search\nrequire('../internals/define-well-known-symbol')('search');\n","// `Symbol.species` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.species\nrequire('../internals/define-well-known-symbol')('species');\n","// `Symbol.split` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.split\nrequire('../internals/define-well-known-symbol')('split');\n","// `Symbol.toPrimitive` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.toprimitive\nrequire('../internals/define-well-known-symbol')('toPrimitive');\n","// `Symbol.toStringTag` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.tostringtag\nrequire('../internals/define-well-known-symbol')('toStringTag');\n","// `Symbol.unscopables` well-known symbol\n// https://tc39.github.io/ecma262/#sec-symbol.unscopables\nrequire('../internals/define-well-known-symbol')('unscopables');\n","var requireObjectCoercible = require('../internals/require-object-coercible');\n\n// `ToObject` abstract operation\n// https://tc39.github.io/ecma262/#sec-toobject\nmodule.exports = function (argument) {\n return Object(requireObjectCoercible(argument));\n};\n","'use strict';\n// 19.1.2.1 Object.assign(target, source, ...)\nvar objectKeys = require('../internals/object-keys');\nvar getOwnPropertySymbolsModule = require('../internals/object-get-own-property-symbols');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\nvar toObject = require('../internals/to-object');\nvar IndexedObject = require('../internals/indexed-object');\nvar nativeAssign = Object.assign;\n\n// should work with symbols and should have deterministic property order (V8 bug)\nmodule.exports = !nativeAssign || require('../internals/fails')(function () {\n var A = {};\n var B = {};\n // eslint-disable-next-line no-undef\n var symbol = Symbol();\n var alphabet = 'abcdefghijklmnopqrst';\n A[symbol] = 7;\n alphabet.split('').forEach(function (chr) { B[chr] = chr; });\n return nativeAssign({}, A)[symbol] != 7 || objectKeys(nativeAssign({}, B)).join('') != alphabet;\n}) ? function assign(target, source) { // eslint-disable-line no-unused-vars\n var T = toObject(target);\n var argumentsLength = arguments.length;\n var index = 1;\n var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;\n var propertyIsEnumerable = propertyIsEnumerableModule.f;\n while (argumentsLength > index) {\n var S = IndexedObject(arguments[index++]);\n var keys = getOwnPropertySymbols ? objectKeys(S).concat(getOwnPropertySymbols(S)) : objectKeys(S);\n var length = keys.length;\n var j = 0;\n var key;\n while (length > j) if (propertyIsEnumerable.call(S, key = keys[j++])) T[key] = S[key];\n } return T;\n} : nativeAssign;\n","var assign = require('../internals/object-assign');\n\n// `Object.assign` method\n// https://tc39.github.io/ecma262/#sec-object.assign\nrequire('../internals/export')({ target: 'Object', stat: true, forced: Object.assign !== assign }, { assign: assign });\n","// `Object.create` method\n// https://tc39.github.io/ecma262/#sec-object.create\nrequire('../internals/export')({\n target: 'Object', stat: true, sham: !require('../internals/descriptors')\n}, { create: require('../internals/object-create') });\n","var DESCRIPTORS = require('../internals/descriptors');\n\n// `Object.defineProperty` method\n// https://tc39.github.io/ecma262/#sec-object.defineproperty\nrequire('../internals/export')({ target: 'Object', stat: true, forced: !DESCRIPTORS, sham: !DESCRIPTORS }, {\n defineProperty: require('../internals/object-define-property').f\n});\n","var DESCRIPTORS = require('../internals/descriptors');\n\n// `Object.defineProperties` method\n// https://tc39.github.io/ecma262/#sec-object.defineproperties\nrequire('../internals/export')({ target: 'Object', stat: true, forced: !DESCRIPTORS, sham: !DESCRIPTORS }, {\n defineProperties: require('../internals/object-define-properties')\n});\n","var objectKeys = require('../internals/object-keys');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar propertyIsEnumerable = require('../internals/object-property-is-enumerable').f;\n\n// TO_ENTRIES: true -> Object.entries\n// TO_ENTRIES: false -> Object.values\nmodule.exports = function (it, TO_ENTRIES) {\n var O = toIndexedObject(it);\n var keys = objectKeys(O);\n var length = keys.length;\n var i = 0;\n var result = [];\n var key;\n while (length > i) if (propertyIsEnumerable.call(O, key = keys[i++])) {\n result.push(TO_ENTRIES ? [key, O[key]] : O[key]);\n } return result;\n};\n","var objectToArray = require('../internals/object-to-array');\n\n// `Object.entries` method\n// https://tc39.github.io/ecma262/#sec-object.entries\nrequire('../internals/export')({ target: 'Object', stat: true }, {\n entries: function entries(O) {\n return objectToArray(O, true);\n }\n});\n","module.exports = !require('../internals/fails')(function () {\n return Object.isExtensible(Object.preventExtensions({}));\n});\n","var METADATA = require('../internals/uid')('meta');\nvar FREEZING = require('../internals/freezing');\nvar isObject = require('../internals/is-object');\nvar has = require('../internals/has');\nvar defineProperty = require('../internals/object-define-property').f;\nvar id = 0;\n\nvar isExtensible = Object.isExtensible || function () {\n return true;\n};\n\nvar setMetadata = function (it) {\n defineProperty(it, METADATA, { value: {\n objectID: 'O' + ++id, // object ID\n weakData: {} // weak collections IDs\n } });\n};\n\nvar fastKey = function (it, create) {\n // return a primitive with prefix\n if (!isObject(it)) return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;\n if (!has(it, METADATA)) {\n // can't set metadata to uncaught frozen object\n if (!isExtensible(it)) return 'F';\n // not necessary to add metadata\n if (!create) return 'E';\n // add missing metadata\n setMetadata(it);\n // return object ID\n } return it[METADATA].objectID;\n};\n\nvar getWeakData = function (it, create) {\n if (!has(it, METADATA)) {\n // can't set metadata to uncaught frozen object\n if (!isExtensible(it)) return true;\n // not necessary to add metadata\n if (!create) return false;\n // add missing metadata\n setMetadata(it);\n // return the store of weak collections IDs\n } return it[METADATA].weakData;\n};\n\n// add metadata on freeze-family methods calling\nvar onFreeze = function (it) {\n if (FREEZING && meta.REQUIRED && isExtensible(it) && !has(it, METADATA)) setMetadata(it);\n return it;\n};\n\nvar meta = module.exports = {\n REQUIRED: false,\n fastKey: fastKey,\n getWeakData: getWeakData,\n onFreeze: onFreeze\n};\n\nrequire('../internals/hidden-keys')[METADATA] = true;\n","var isObject = require('../internals/is-object');\nvar onFreeze = require('../internals/internal-metadata').onFreeze;\nvar nativeFreeze = Object.freeze;\nvar FREEZING = require('../internals/freezing');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeFreeze(1); });\n\n// `Object.freeze` method\n// https://tc39.github.io/ecma262/#sec-object.freeze\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {\n freeze: function freeze(it) {\n return nativeFreeze && isObject(it) ? nativeFreeze(onFreeze(it)) : it;\n }\n});\n","module.exports = {};\n","// check on default Array iterator\nvar Iterators = require('../internals/iterators');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar ArrayPrototype = Array.prototype;\n\nmodule.exports = function (it) {\n return it !== undefined && (Iterators.Array === it || ArrayPrototype[ITERATOR] === it);\n};\n","module.exports = function (it) {\n if (typeof it != 'function') {\n throw TypeError(String(it) + ' is not a function');\n } return it;\n};\n","var aFunction = require('../internals/a-function');\n\n// optional / simple context binding\nmodule.exports = function (fn, that, length) {\n aFunction(fn);\n if (that === undefined) return fn;\n switch (length) {\n case 0: return function () {\n return fn.call(that);\n };\n case 1: return function (a) {\n return fn.call(that, a);\n };\n case 2: return function (a, b) {\n return fn.call(that, a, b);\n };\n case 3: return function (a, b, c) {\n return fn.call(that, a, b, c);\n };\n }\n return function (/* ...args */) {\n return fn.apply(that, arguments);\n };\n};\n","var classofRaw = require('../internals/classof-raw');\nvar TO_STRING_TAG = require('../internals/well-known-symbol')('toStringTag');\n// ES3 wrong here\nvar CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) == 'Arguments';\n\n// fallback for IE11 Script Access Denied error\nvar tryGet = function (it, key) {\n try {\n return it[key];\n } catch (error) { /* empty */ }\n};\n\n// getting tag from ES6+ `Object.prototype.toString`\nmodule.exports = function (it) {\n var O, tag, result;\n return it === undefined ? 'Undefined' : it === null ? 'Null'\n // @@toStringTag case\n : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG)) == 'string' ? tag\n // builtinTag case\n : CORRECT_ARGUMENTS ? classofRaw(O)\n // ES3 arguments fallback\n : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;\n};\n","var classof = require('../internals/classof');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar Iterators = require('../internals/iterators');\n\nmodule.exports = function (it) {\n if (it != undefined) return it[ITERATOR]\n || it['@@iterator']\n || Iterators[classof(it)];\n};\n","var anObject = require('../internals/an-object');\n\n// call something on iterator step with safe closing on error\nmodule.exports = function (iterator, fn, value, ENTRIES) {\n try {\n return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);\n // 7.4.6 IteratorClose(iterator, completion)\n } catch (error) {\n var returnMethod = iterator['return'];\n if (returnMethod !== undefined) anObject(returnMethod.call(iterator));\n throw error;\n }\n};\n","var anObject = require('../internals/an-object');\nvar isArrayIteratorMethod = require('../internals/is-array-iterator-method');\nvar toLength = require('../internals/to-length');\nvar bind = require('../internals/bind-context');\nvar getIteratorMethod = require('../internals/get-iterator-method');\nvar callWithSafeIterationClosing = require('../internals/call-with-safe-iteration-closing');\nvar BREAK = {};\n\nvar exports = module.exports = function (iterable, fn, that, ENTRIES, ITERATOR) {\n var boundFunction = bind(fn, that, ENTRIES ? 2 : 1);\n var iterator, iterFn, index, length, result, step;\n\n if (ITERATOR) {\n iterator = iterable;\n } else {\n iterFn = getIteratorMethod(iterable);\n if (typeof iterFn != 'function') throw TypeError('Target is not iterable');\n // optimisation for array iterators\n if (isArrayIteratorMethod(iterFn)) {\n for (index = 0, length = toLength(iterable.length); length > index; index++) {\n result = ENTRIES ? boundFunction(anObject(step = iterable[index])[0], step[1]) : boundFunction(iterable[index]);\n if (result === BREAK) return BREAK;\n } return;\n }\n iterator = iterFn.call(iterable);\n }\n\n while (!(step = iterator.next()).done) {\n if (callWithSafeIterationClosing(iterator, boundFunction, step.value, ENTRIES) === BREAK) return BREAK;\n }\n};\n\nexports.BREAK = BREAK;\n","'use strict';\nvar toPrimitive = require('../internals/to-primitive');\nvar definePropertyModule = require('../internals/object-define-property');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\n\nmodule.exports = function (object, key, value) {\n var propertyKey = toPrimitive(key);\n if (propertyKey in object) definePropertyModule.f(object, propertyKey, createPropertyDescriptor(0, value));\n else object[propertyKey] = value;\n};\n","var iterate = require('../internals/iterate');\nvar createProperty = require('../internals/create-property');\n\n// `Object.fromEntries` method\n// https://github.com/tc39/proposal-object-from-entries\nrequire('../internals/export')({ target: 'Object', stat: true }, {\n fromEntries: function fromEntries(iterable) {\n var obj = {};\n iterate(iterable, function (k, v) {\n createProperty(obj, k, v);\n }, undefined, true);\n return obj;\n }\n});\n","var toIndexedObject = require('../internals/to-indexed-object');\nvar nativeGetOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar DESCRIPTORS = require('../internals/descriptors');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeGetOwnPropertyDescriptor(1); });\nvar FORCED = !DESCRIPTORS || FAILS_ON_PRIMITIVES;\n\n// `Object.getOwnPropertyDescriptor` method\n// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FORCED, sham: !DESCRIPTORS }, {\n getOwnPropertyDescriptor: function getOwnPropertyDescriptor(it, key) {\n return nativeGetOwnPropertyDescriptor(toIndexedObject(it), key);\n }\n});\n","var DESCRIPTORS = require('../internals/descriptors');\nvar ownKeys = require('../internals/own-keys');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar createProperty = require('../internals/create-property');\n\n// `Object.getOwnPropertyDescriptors` method\n// https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptors\nrequire('../internals/export')({ target: 'Object', stat: true, sham: !DESCRIPTORS }, {\n getOwnPropertyDescriptors: function getOwnPropertyDescriptors(object) {\n var O = toIndexedObject(object);\n var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\n var keys = ownKeys(O);\n var result = {};\n var i = 0;\n var key, descriptor;\n while (keys.length > i) {\n descriptor = getOwnPropertyDescriptor(O, key = keys[i++]);\n if (descriptor !== undefined) createProperty(result, key, descriptor);\n }\n return result;\n }\n});\n","var nativeGetOwnPropertyNames = require('../internals/object-get-own-property-names-external').f;\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { Object.getOwnPropertyNames(1); });\n\n// `Object.getOwnPropertyNames` method\n// https://tc39.github.io/ecma262/#sec-object.getownpropertynames\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {\n getOwnPropertyNames: nativeGetOwnPropertyNames\n});\n","module.exports = !require('../internals/fails')(function () {\n function F() { /* empty */ }\n F.prototype.constructor = null;\n return Object.getPrototypeOf(new F()) !== F.prototype;\n});\n","// 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O)\nvar has = require('../internals/has');\nvar toObject = require('../internals/to-object');\nvar IE_PROTO = require('../internals/shared-key')('IE_PROTO');\nvar CORRECT_PROTOTYPE_GETTER = require('../internals/correct-prototype-getter');\nvar ObjectPrototype = Object.prototype;\n\nmodule.exports = CORRECT_PROTOTYPE_GETTER ? Object.getPrototypeOf : function (O) {\n O = toObject(O);\n if (has(O, IE_PROTO)) return O[IE_PROTO];\n if (typeof O.constructor == 'function' && O instanceof O.constructor) {\n return O.constructor.prototype;\n } return O instanceof Object ? ObjectPrototype : null;\n};\n","var toObject = require('../internals/to-object');\nvar nativeGetPrototypeOf = require('../internals/object-get-prototype-of');\nvar CORRECT_PROTOTYPE_GETTER = require('../internals/correct-prototype-getter');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeGetPrototypeOf(1); });\n\n// `Object.getPrototypeOf` method\n// https://tc39.github.io/ecma262/#sec-object.getprototypeof\nrequire('../internals/export')({\n target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !CORRECT_PROTOTYPE_GETTER\n}, {\n getPrototypeOf: function getPrototypeOf(it) {\n return nativeGetPrototypeOf(toObject(it));\n }\n});\n\n","// `SameValue` abstract operation\n// https://tc39.github.io/ecma262/#sec-samevalue\nmodule.exports = Object.is || function is(x, y) {\n // eslint-disable-next-line no-self-compare\n return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;\n};\n","// `Object.is` method\n// https://tc39.github.io/ecma262/#sec-object.is\nrequire('../internals/export')({ target: 'Object', stat: true }, { is: require('../internals/same-value') });\n","var isObject = require('../internals/is-object');\nvar nativeIsExtensible = Object.isExtensible;\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeIsExtensible(1); });\n\n// `Object.isExtensible` method\n// https://tc39.github.io/ecma262/#sec-object.isextensible\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {\n isExtensible: function isExtensible(it) {\n return isObject(it) ? nativeIsExtensible ? nativeIsExtensible(it) : true : false;\n }\n});\n","var isObject = require('../internals/is-object');\nvar nativeIsFrozen = Object.isFrozen;\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeIsFrozen(1); });\n\n// `Object.isFrozen` method\n// https://tc39.github.io/ecma262/#sec-object.isfrozen\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {\n isFrozen: function isFrozen(it) {\n return isObject(it) ? nativeIsFrozen ? nativeIsFrozen(it) : false : true;\n }\n});\n","var isObject = require('../internals/is-object');\nvar nativeIsSealed = Object.isSealed;\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeIsSealed(1); });\n\n// `Object.isSealed` method\n// https://tc39.github.io/ecma262/#sec-object.issealed\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {\n isSealed: function isSealed(it) {\n return isObject(it) ? nativeIsSealed ? nativeIsSealed(it) : false : true;\n }\n});\n","var toObject = require('../internals/to-object');\nvar nativeKeys = require('../internals/object-keys');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeKeys(1); });\n\n// `Object.keys` method\n// https://tc39.github.io/ecma262/#sec-object.keys\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {\n keys: function keys(it) {\n return nativeKeys(toObject(it));\n }\n});\n","var isObject = require('../internals/is-object');\nvar onFreeze = require('../internals/internal-metadata').onFreeze;\nvar nativePreventExtensions = Object.preventExtensions;\nvar FREEZING = require('../internals/freezing');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativePreventExtensions(1); });\n\n// `Object.preventExtensions` method\n// https://tc39.github.io/ecma262/#sec-object.preventextensions\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {\n preventExtensions: function preventExtensions(it) {\n return nativePreventExtensions && isObject(it) ? nativePreventExtensions(onFreeze(it)) : it;\n }\n});\n","var isObject = require('../internals/is-object');\nvar onFreeze = require('../internals/internal-metadata').onFreeze;\nvar nativeSeal = Object.seal;\nvar FREEZING = require('../internals/freezing');\nvar FAILS_ON_PRIMITIVES = require('../internals/fails')(function () { nativeSeal(1); });\n\n// `Object.seal` method\n// https://tc39.github.io/ecma262/#sec-object.seal\nrequire('../internals/export')({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {\n seal: function seal(it) {\n return nativeSeal && isObject(it) ? nativeSeal(onFreeze(it)) : it;\n }\n});\n","var isObject = require('../internals/is-object');\nvar anObject = require('../internals/an-object');\n\nmodule.exports = function (O, proto) {\n anObject(O);\n if (!isObject(proto) && proto !== null) {\n throw TypeError(\"Can't set \" + String(proto) + ' as a prototype');\n }\n};\n","// Works with __proto__ only. Old v8 can't work with null proto objects.\n/* eslint-disable no-proto */\nvar validateSetPrototypeOfArguments = require('../internals/validate-set-prototype-of-arguments');\n\nmodule.exports = Object.setPrototypeOf || ('__proto__' in {} ? function () {\n var correctSetter = false;\n var test = {};\n var setter;\n try {\n setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;\n setter.call(test, []);\n correctSetter = test instanceof Array;\n } catch (error) { /* empty */ }\n return function setPrototypeOf(O, proto) {\n validateSetPrototypeOfArguments(O, proto);\n if (correctSetter) setter.call(O, proto);\n else O.__proto__ = proto;\n return O;\n };\n}() : undefined);\n","// `Object.setPrototypeOf` method\n// https://tc39.github.io/ecma262/#sec-object.setprototypeof\nrequire('../internals/export')({ target: 'Object', stat: true }, {\n setPrototypeOf: require('../internals/object-set-prototype-of')\n});\n","var objectToArray = require('../internals/object-to-array');\n\n// `Object.values` method\n// https://tc39.github.io/ecma262/#sec-object.values\nrequire('../internals/export')({ target: 'Object', stat: true }, {\n values: function values(O) {\n return objectToArray(O);\n }\n});\n","'use strict';\nvar classof = require('../internals/classof');\nvar TO_STRING_TAG = require('../internals/well-known-symbol')('toStringTag');\nvar test = {};\n\ntest[TO_STRING_TAG] = 'z';\n\n// `Object.prototype.toString` method implementation\n// https://tc39.github.io/ecma262/#sec-object.prototype.tostring\nmodule.exports = String(test) !== '[object z]' ? function toString() {\n return '[object ' + classof(this) + ']';\n} : test.toString;\n","var toString = require('../internals/object-to-string');\nvar ObjectPrototype = Object.prototype;\n\n// `Object.prototype.toString` method\n// https://tc39.github.io/ecma262/#sec-object.prototype.tostring\nif (toString !== ObjectPrototype.toString) {\n require('../internals/redefine')(ObjectPrototype, 'toString', toString, { unsafe: true });\n}\n","'use strict';\n// Forced replacement object prototype accessors methods\nmodule.exports = require('../internals/is-pure') || !require('../internals/fails')(function () {\n var key = Math.random();\n // In FF throws only define methods\n // eslint-disable-next-line no-undef, no-useless-call\n __defineSetter__.call(null, key, function () { /* empty */ });\n delete require('../internals/global')[key];\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar aFunction = require('../internals/a-function');\nvar definePropertyModule = require('../internals/object-define-property');\nvar FORCED = require('../internals/forced-object-prototype-accessors-methods');\n\n// `Object.prototype.__defineGetter__` method\n// https://tc39.github.io/ecma262/#sec-object.prototype.__defineGetter__\nif (require('../internals/descriptors')) {\n require('../internals/export')({ target: 'Object', proto: true, forced: FORCED }, {\n __defineGetter__: function __defineGetter__(P, getter) {\n definePropertyModule.f(toObject(this), P, { get: aFunction(getter), enumerable: true, configurable: true });\n }\n });\n}\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar aFunction = require('../internals/a-function');\nvar definePropertyModule = require('../internals/object-define-property');\nvar FORCED = require('../internals/forced-object-prototype-accessors-methods');\n\n// `Object.prototype.__defineSetter__` method\n// https://tc39.github.io/ecma262/#sec-object.prototype.__defineSetter__\nif (require('../internals/descriptors')) {\n require('../internals/export')({ target: 'Object', proto: true, forced: FORCED }, {\n __defineSetter__: function __defineSetter__(P, setter) {\n definePropertyModule.f(toObject(this), P, { set: aFunction(setter), enumerable: true, configurable: true });\n }\n });\n}\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar FORCED = require('../internals/forced-object-prototype-accessors-methods');\n\n// `Object.prototype.__lookupGetter__` method\n// https://tc39.github.io/ecma262/#sec-object.prototype.__lookupGetter__\nif (require('../internals/descriptors')) {\n require('../internals/export')({ target: 'Object', proto: true, forced: FORCED }, {\n __lookupGetter__: function __lookupGetter__(P) {\n var O = toObject(this);\n var key = toPrimitive(P, true);\n var desc;\n do {\n if (desc = getOwnPropertyDescriptor(O, key)) return desc.get;\n } while (O = getPrototypeOf(O));\n }\n });\n}\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar FORCED = require('../internals/forced-object-prototype-accessors-methods');\n\n// `Object.prototype.__lookupSetter__` method\n// https://tc39.github.io/ecma262/#sec-object.prototype.__lookupSetter__\nif (require('../internals/descriptors')) {\n require('../internals/export')({ target: 'Object', proto: true, forced: FORCED }, {\n __lookupSetter__: function __lookupSetter__(P) {\n var O = toObject(this);\n var key = toPrimitive(P, true);\n var desc;\n do {\n if (desc = getOwnPropertyDescriptor(O, key)) return desc.set;\n } while (O = getPrototypeOf(O));\n }\n });\n}\n","'use strict';\nvar aFunction = require('../internals/a-function');\nvar isObject = require('../internals/is-object');\nvar arraySlice = [].slice;\nvar factories = {};\n\nvar construct = function (C, argsLength, args) {\n if (!(argsLength in factories)) {\n for (var list = [], i = 0; i < argsLength; i++) list[i] = 'a[' + i + ']';\n // eslint-disable-next-line no-new-func\n factories[argsLength] = Function('C,a', 'return new C(' + list.join(',') + ')');\n } return factories[argsLength](C, args);\n};\n\n// `Function.prototype.bind` method implementation\n// https://tc39.github.io/ecma262/#sec-function.prototype.bind\nmodule.exports = Function.bind || function bind(that /* , ...args */) {\n var fn = aFunction(this);\n var partArgs = arraySlice.call(arguments, 1);\n var boundFunction = function bound(/* args... */) {\n var args = partArgs.concat(arraySlice.call(arguments));\n return this instanceof boundFunction ? construct(fn, args.length, args) : fn.apply(that, args);\n };\n if (isObject(fn.prototype)) boundFunction.prototype = fn.prototype;\n return boundFunction;\n};\n","// `Function.prototype.bind` method\n// https://tc39.github.io/ecma262/#sec-function.prototype.bind\nrequire('../internals/export')({ target: 'Function', proto: true }, {\n bind: require('../internals/function-bind')\n});\n","var DESCRIPTORS = require('../internals/descriptors');\nvar defineProperty = require('../internals/object-define-property').f;\nvar FunctionPrototype = Function.prototype;\nvar FunctionPrototypeToString = FunctionPrototype.toString;\nvar nameRE = /^\\s*function ([^ (]*)/;\nvar NAME = 'name';\n\n// Function instances `.name` property\n// https://tc39.github.io/ecma262/#sec-function-instances-name\nif (DESCRIPTORS && !(NAME in FunctionPrototype)) {\n defineProperty(FunctionPrototype, NAME, {\n configurable: true,\n get: function () {\n try {\n return FunctionPrototypeToString.call(this).match(nameRE)[1];\n } catch (error) {\n return '';\n }\n }\n });\n}\n","'use strict';\nvar isObject = require('../internals/is-object');\nvar definePropertyModule = require('../internals/object-define-property');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar HAS_INSTANCE = require('../internals/well-known-symbol')('hasInstance');\nvar FunctionPrototype = Function.prototype;\n\n// `Function.prototype[@@hasInstance]` method\n// https://tc39.github.io/ecma262/#sec-function.prototype-@@hasinstance\nif (!(HAS_INSTANCE in FunctionPrototype)) {\n definePropertyModule.f(FunctionPrototype, HAS_INSTANCE, { value: function (O) {\n if (typeof this != 'function' || !isObject(O)) return false;\n if (!isObject(this.prototype)) return O instanceof this;\n // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this:\n while (O = getPrototypeOf(O)) if (this.prototype === O) return true;\n return false;\n } });\n}\n","var ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar SAFE_CLOSING = false;\n\ntry {\n var called = 0;\n var iteratorWithReturn = {\n next: function () {\n return { done: !!called++ };\n },\n 'return': function () {\n SAFE_CLOSING = true;\n }\n };\n iteratorWithReturn[ITERATOR] = function () {\n return this;\n };\n // eslint-disable-next-line no-throw-literal\n Array.from(iteratorWithReturn, function () { throw 2; });\n} catch (error) { /* empty */ }\n\nmodule.exports = function (exec, SKIP_CLOSING) {\n if (!SKIP_CLOSING && !SAFE_CLOSING) return false;\n var ITERATION_SUPPORT = false;\n try {\n var object = {};\n object[ITERATOR] = function () {\n return {\n next: function () {\n return { done: ITERATION_SUPPORT = true };\n }\n };\n };\n exec(object);\n } catch (error) { /* empty */ }\n return ITERATION_SUPPORT;\n};\n","'use strict';\nvar bind = require('../internals/bind-context');\nvar toObject = require('../internals/to-object');\nvar callWithSafeIterationClosing = require('../internals/call-with-safe-iteration-closing');\nvar isArrayIteratorMethod = require('../internals/is-array-iterator-method');\nvar toLength = require('../internals/to-length');\nvar createProperty = require('../internals/create-property');\nvar getIteratorMethod = require('../internals/get-iterator-method');\n\n// `Array.from` method\n// https://tc39.github.io/ecma262/#sec-array.from\nmodule.exports = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {\n var O = toObject(arrayLike);\n var C = typeof this == 'function' ? this : Array;\n var argumentsLength = arguments.length;\n var mapfn = argumentsLength > 1 ? arguments[1] : undefined;\n var mapping = mapfn !== undefined;\n var index = 0;\n var iteratorMethod = getIteratorMethod(O);\n var length, result, step, iterator;\n if (mapping) mapfn = bind(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);\n // if the target is not iterable or it's an array with the default iterator - use a simple case\n if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {\n iterator = iteratorMethod.call(O);\n result = new C();\n for (;!(step = iterator.next()).done; index++) {\n createProperty(result, index, mapping\n ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true)\n : step.value\n );\n }\n } else {\n length = toLength(O.length);\n result = new C(length);\n for (;length > index; index++) {\n createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);\n }\n }\n result.length = index;\n return result;\n};\n","var INCORRECT_ITERATION = !require('../internals/check-correctness-of-iteration')(function (iterable) {\n Array.from(iterable);\n});\n\n// `Array.from` method\n// https://tc39.github.io/ecma262/#sec-array.from\nrequire('../internals/export')({ target: 'Array', stat: true, forced: INCORRECT_ITERATION }, {\n from: require('../internals/array-from')\n});\n","// `Array.isArray` method\n// https://tc39.github.io/ecma262/#sec-array.isarray\nrequire('../internals/export')({ target: 'Array', stat: true }, { isArray: require('../internals/is-array') });\n","'use strict';\nvar createProperty = require('../internals/create-property');\n\nvar ISNT_GENERIC = require('../internals/fails')(function () {\n function F() { /* empty */ }\n return !(Array.of.call(F) instanceof F);\n});\n\n// `Array.of` method\n// https://tc39.github.io/ecma262/#sec-array.of\n// WebKit Array.of isn't generic\nrequire('../internals/export')({ target: 'Array', stat: true, forced: ISNT_GENERIC }, {\n of: function of(/* ...args */) {\n var index = 0;\n var argumentsLength = arguments.length;\n var result = new (typeof this == 'function' ? this : Array)(argumentsLength);\n while (argumentsLength > index) createProperty(result, index, arguments[index++]);\n result.length = argumentsLength;\n return result;\n }\n});\n","var isObject = require('../internals/is-object');\nvar isArray = require('../internals/is-array');\nvar SPECIES = require('../internals/well-known-symbol')('species');\n\n// `ArraySpeciesCreate` abstract operation\n// https://tc39.github.io/ecma262/#sec-arrayspeciescreate\nmodule.exports = function (originalArray, length) {\n var C;\n if (isArray(originalArray)) {\n C = originalArray.constructor;\n // cross-realm fallback\n if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;\n else if (isObject(C)) {\n C = C[SPECIES];\n if (C === null) C = undefined;\n }\n } return new (C === undefined ? Array : C)(length === 0 ? 0 : length);\n};\n","var fails = require('../internals/fails');\nvar SPECIES = require('../internals/well-known-symbol')('species');\n\nmodule.exports = function (METHOD_NAME) {\n return !fails(function () {\n var array = [];\n var constructor = array.constructor = {};\n constructor[SPECIES] = function () {\n return { foo: 1 };\n };\n return array[METHOD_NAME](Boolean).foo !== 1;\n });\n};\n","'use strict';\nvar isArray = require('../internals/is-array');\nvar isObject = require('../internals/is-object');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar createProperty = require('../internals/create-property');\nvar arraySpeciesCreate = require('../internals/array-species-create');\nvar IS_CONCAT_SPREADABLE = require('../internals/well-known-symbol')('isConcatSpreadable');\nvar MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;\nvar MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';\n\nvar IS_CONCAT_SPREADABLE_SUPPORT = !require('../internals/fails')(function () {\n var array = [];\n array[IS_CONCAT_SPREADABLE] = false;\n return array.concat()[0] !== array;\n});\n\nvar SPECIES_SUPPORT = require('../internals/array-method-has-species-support')('concat');\n\nvar isConcatSpreadable = function (O) {\n if (!isObject(O)) return false;\n var spreadable = O[IS_CONCAT_SPREADABLE];\n return spreadable !== undefined ? !!spreadable : isArray(O);\n};\n\nvar FORCED = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;\n\n// `Array.prototype.concat` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.concat\n// with adding support of @@isConcatSpreadable and @@species\nrequire('../internals/export')({ target: 'Array', proto: true, forced: FORCED }, {\n concat: function concat(arg) { // eslint-disable-line no-unused-vars\n var O = toObject(this);\n var A = arraySpeciesCreate(O, 0);\n var n = 0;\n var i, k, length, len, E;\n for (i = -1, length = arguments.length; i < length; i++) {\n E = i === -1 ? O : arguments[i];\n if (isConcatSpreadable(E)) {\n len = toLength(E.length);\n if (n + len > MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);\n for (k = 0; k < len; k++, n++) if (k in E) createProperty(A, n, E[k]);\n } else {\n if (n >= MAX_SAFE_INTEGER) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);\n createProperty(A, n++, E);\n }\n }\n A.length = n;\n return A;\n }\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toLength = require('../internals/to-length');\n\n// `Array.prototype.copyWithin` method implementation\n// https://tc39.github.io/ecma262/#sec-array.prototype.copywithin\nmodule.exports = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {\n var O = toObject(this);\n var len = toLength(O.length);\n var to = toAbsoluteIndex(target, len);\n var from = toAbsoluteIndex(start, len);\n var end = arguments.length > 2 ? arguments[2] : undefined;\n var count = Math.min((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);\n var inc = 1;\n if (from < to && to < from + count) {\n inc = -1;\n from += count - 1;\n to += count - 1;\n }\n while (count-- > 0) {\n if (from in O) O[to] = O[from];\n else delete O[to];\n to += inc;\n from += inc;\n } return O;\n};\n","var UNSCOPABLES = require('../internals/well-known-symbol')('unscopables');\nvar create = require('../internals/object-create');\nvar hide = require('../internals/hide');\nvar ArrayPrototype = Array.prototype;\n\n// Array.prototype[@@unscopables]\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nif (ArrayPrototype[UNSCOPABLES] == undefined) {\n hide(ArrayPrototype, UNSCOPABLES, create(null));\n}\n\n// add a key to Array.prototype[@@unscopables]\nmodule.exports = function (key) {\n ArrayPrototype[UNSCOPABLES][key] = true;\n};\n","// `Array.prototype.copyWithin` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.copywithin\nrequire('../internals/export')({ target: 'Array', proto: true }, {\n copyWithin: require('../internals/array-copy-within')\n});\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nrequire('../internals/add-to-unscopables')('copyWithin');\n","var bind = require('../internals/bind-context');\nvar IndexedObject = require('../internals/indexed-object');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar arraySpeciesCreate = require('../internals/array-species-create');\n\n// `Array.prototype.{ forEach, map, filter, some, every, find, findIndex }` methods implementation\n// 0 -> Array#forEach\n// https://tc39.github.io/ecma262/#sec-array.prototype.foreach\n// 1 -> Array#map\n// https://tc39.github.io/ecma262/#sec-array.prototype.map\n// 2 -> Array#filter\n// https://tc39.github.io/ecma262/#sec-array.prototype.filter\n// 3 -> Array#some\n// https://tc39.github.io/ecma262/#sec-array.prototype.some\n// 4 -> Array#every\n// https://tc39.github.io/ecma262/#sec-array.prototype.every\n// 5 -> Array#find\n// https://tc39.github.io/ecma262/#sec-array.prototype.find\n// 6 -> Array#findIndex\n// https://tc39.github.io/ecma262/#sec-array.prototype.findIndex\nmodule.exports = function (TYPE, specificCreate) {\n var IS_MAP = TYPE == 1;\n var IS_FILTER = TYPE == 2;\n var IS_SOME = TYPE == 3;\n var IS_EVERY = TYPE == 4;\n var IS_FIND_INDEX = TYPE == 6;\n var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;\n var create = specificCreate || arraySpeciesCreate;\n return function ($this, callbackfn, that) {\n var O = toObject($this);\n var self = IndexedObject(O);\n var boundFunction = bind(callbackfn, that, 3);\n var length = toLength(self.length);\n var index = 0;\n var target = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;\n var value, result;\n for (;length > index; index++) if (NO_HOLES || index in self) {\n value = self[index];\n result = boundFunction(value, index, O);\n if (TYPE) {\n if (IS_MAP) target[index] = result; // map\n else if (result) switch (TYPE) {\n case 3: return true; // some\n case 5: return value; // find\n case 6: return index; // findIndex\n case 2: target.push(value); // filter\n } else if (IS_EVERY) return false; // every\n }\n }\n return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;\n };\n};\n","'use strict';\nvar fails = require('../internals/fails');\n\nmodule.exports = function (METHOD_NAME, argument) {\n var method = [][METHOD_NAME];\n return !method || !fails(function () {\n // eslint-disable-next-line no-useless-call,no-throw-literal\n method.call(null, argument || function () { throw 1; }, 1);\n });\n};\n","'use strict';\nvar internalEvery = require('../internals/array-methods')(4);\n\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('every');\n\n// `Array.prototype.every` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.every\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SLOPPY_METHOD }, {\n every: function every(callbackfn /* , thisArg */) {\n return internalEvery(this, callbackfn, arguments[1]);\n }\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toLength = require('../internals/to-length');\n\n// `Array.prototype.fill` method implementation\n// https://tc39.github.io/ecma262/#sec-array.prototype.fill\nmodule.exports = function fill(value /* , start = 0, end = @length */) {\n var O = toObject(this);\n var length = toLength(O.length);\n var argumentsLength = arguments.length;\n var index = toAbsoluteIndex(argumentsLength > 1 ? arguments[1] : undefined, length);\n var end = argumentsLength > 2 ? arguments[2] : undefined;\n var endPos = end === undefined ? length : toAbsoluteIndex(end, length);\n while (endPos > index) O[index++] = value;\n return O;\n};\n","// `Array.prototype.fill` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.fill\nrequire('../internals/export')({ target: 'Array', proto: true }, { fill: require('../internals/array-fill') });\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nrequire('../internals/add-to-unscopables')('fill');\n","'use strict';\nvar internalFilter = require('../internals/array-methods')(2);\n\nvar SPECIES_SUPPORT = require('../internals/array-method-has-species-support')('filter');\n\n// `Array.prototype.filter` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.filter\n// with adding support of @@species\nrequire('../internals/export')({ target: 'Array', proto: true, forced: !SPECIES_SUPPORT }, {\n filter: function filter(callbackfn /* , thisArg */) {\n return internalFilter(this, callbackfn, arguments[1]);\n }\n});\n","'use strict';\nvar internalFind = require('../internals/array-methods')(5);\nvar FIND = 'find';\nvar SKIPS_HOLES = true;\n\n// Shouldn't skip holes\nif (FIND in []) Array(1)[FIND](function () { SKIPS_HOLES = false; });\n\n// `Array.prototype.find` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.find\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SKIPS_HOLES }, {\n find: function find(callbackfn /* , that = undefined */) {\n return internalFind(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nrequire('../internals/add-to-unscopables')(FIND);\n","'use strict';\nvar internalFindIndex = require('../internals/array-methods')(6);\nvar FIND_INDEX = 'findIndex';\nvar SKIPS_HOLES = true;\n\n// Shouldn't skip holes\nif (FIND_INDEX in []) Array(1)[FIND_INDEX](function () { SKIPS_HOLES = false; });\n\n// `Array.prototype.findIndex` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.findindex\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SKIPS_HOLES }, {\n findIndex: function findIndex(callbackfn /* , that = undefined */) {\n return internalFindIndex(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nrequire('../internals/add-to-unscopables')(FIND_INDEX);\n","'use strict';\nvar isArray = require('../internals/is-array');\nvar toLength = require('../internals/to-length');\nvar bind = require('../internals/bind-context');\n\n// `FlattenIntoArray` abstract operation\n// https://tc39.github.io/proposal-flatMap/#sec-FlattenIntoArray\nvar flattenIntoArray = function (target, original, source, sourceLen, start, depth, mapper, thisArg) {\n var targetIndex = start;\n var sourceIndex = 0;\n var mapFn = mapper ? bind(mapper, thisArg, 3) : false;\n var element;\n\n while (sourceIndex < sourceLen) {\n if (sourceIndex in source) {\n element = mapFn ? mapFn(source[sourceIndex], sourceIndex, original) : source[sourceIndex];\n\n if (depth > 0 && isArray(element)) {\n targetIndex = flattenIntoArray(target, original, element, toLength(element.length), targetIndex, depth - 1) - 1;\n } else {\n if (targetIndex >= 0x1FFFFFFFFFFFFF) throw TypeError('Exceed the acceptable array length');\n target[targetIndex] = element;\n }\n\n targetIndex++;\n }\n sourceIndex++;\n }\n return targetIndex;\n};\n\nmodule.exports = flattenIntoArray;\n","'use strict';\nvar flattenIntoArray = require('../internals/flatten-into-array');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar toInteger = require('../internals/to-integer');\nvar arraySpeciesCreate = require('../internals/array-species-create');\n\n// `Array.prototype.flat` method\n// https://github.com/tc39/proposal-flatMap\nrequire('../internals/export')({ target: 'Array', proto: true }, {\n flat: function flat(/* depthArg = 1 */) {\n var depthArg = arguments[0];\n var O = toObject(this);\n var sourceLen = toLength(O.length);\n var A = arraySpeciesCreate(O, 0);\n A.length = flattenIntoArray(A, O, O, sourceLen, 0, depthArg === undefined ? 1 : toInteger(depthArg));\n return A;\n }\n});\n","'use strict';\nvar flattenIntoArray = require('../internals/flatten-into-array');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar aFunction = require('../internals/a-function');\nvar arraySpeciesCreate = require('../internals/array-species-create');\n\n// `Array.prototype.flatMap` method\n// https://github.com/tc39/proposal-flatMap\nrequire('../internals/export')({ target: 'Array', proto: true }, {\n flatMap: function flatMap(callbackfn /* , thisArg */) {\n var O = toObject(this);\n var sourceLen = toLength(O.length);\n var A;\n aFunction(callbackfn);\n A = arraySpeciesCreate(O, 0);\n A.length = flattenIntoArray(A, O, O, sourceLen, 0, 1, callbackfn, arguments[1]);\n return A;\n }\n});\n","'use strict';\nvar nativeForEach = [].forEach;\nvar internalForEach = require('../internals/array-methods')(0);\n\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('forEach');\n\n// `Array.prototype.forEach` method implementation\n// https://tc39.github.io/ecma262/#sec-array.prototype.foreach\nmodule.exports = SLOPPY_METHOD ? function forEach(callbackfn /* , thisArg */) {\n return internalForEach(this, callbackfn, arguments[1]);\n} : nativeForEach;\n","'use strict';\nvar forEach = require('../internals/array-for-each');\n\n// `Array.prototype.forEach` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.foreach\nrequire('../internals/export')({ target: 'Array', proto: true, forced: [].forEach != forEach }, { forEach: forEach });\n","'use strict';\nvar internalIncludes = require('../internals/array-includes')(true);\n\n// `Array.prototype.includes` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.includes\nrequire('../internals/export')({ target: 'Array', proto: true }, {\n includes: function includes(el /* , fromIndex = 0 */) {\n return internalIncludes(this, el, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\nrequire('../internals/add-to-unscopables')('includes');\n","'use strict';\nvar internalIndexOf = require('../internals/array-includes')(false);\nvar nativeIndexOf = [].indexOf;\n\nvar NEGATIVE_ZERO = !!nativeIndexOf && 1 / [1].indexOf(1, -0) < 0;\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('indexOf');\n\n// `Array.prototype.indexOf` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.indexof\nrequire('../internals/export')({ target: 'Array', proto: true, forced: NEGATIVE_ZERO || SLOPPY_METHOD }, {\n indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {\n return NEGATIVE_ZERO\n // convert -0 to +0\n ? nativeIndexOf.apply(this, arguments) || 0\n : internalIndexOf(this, searchElement, arguments[1]);\n }\n});\n","'use strict';\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar nativeJoin = [].join;\n\nvar ES3_STRINGS = require('../internals/indexed-object') != Object;\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('join', ',');\n\n// `Array.prototype.join` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.join\nrequire('../internals/export')({ target: 'Array', proto: true, forced: ES3_STRINGS || SLOPPY_METHOD }, {\n join: function join(separator) {\n return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator);\n }\n});\n","'use strict';\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toInteger = require('../internals/to-integer');\nvar toLength = require('../internals/to-length');\nvar nativeLastIndexOf = [].lastIndexOf;\n\nvar NEGATIVE_ZERO = !!nativeLastIndexOf && 1 / [1].lastIndexOf(1, -0) < 0;\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('lastIndexOf');\n\n// `Array.prototype.lastIndexOf` method implementation\n// https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof\nmodule.exports = (NEGATIVE_ZERO || SLOPPY_METHOD) ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {\n // convert -0 to +0\n if (NEGATIVE_ZERO) return nativeLastIndexOf.apply(this, arguments) || 0;\n var O = toIndexedObject(this);\n var length = toLength(O.length);\n var index = length - 1;\n if (arguments.length > 1) index = Math.min(index, toInteger(arguments[1]));\n if (index < 0) index = length + index;\n for (;index >= 0; index--) if (index in O) if (O[index] === searchElement) return index || 0;\n return -1;\n} : nativeLastIndexOf;\n","var arrayLastIndexOf = require('../internals/array-last-index-of');\n\n// `Array.prototype.lastIndexOf` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof\nrequire('../internals/export')({ target: 'Array', proto: true, forced: arrayLastIndexOf !== [].lastIndexOf }, {\n lastIndexOf: arrayLastIndexOf\n});\n","'use strict';\nvar internalMap = require('../internals/array-methods')(1);\n\nvar SPECIES_SUPPORT = require('../internals/array-method-has-species-support')('map');\n\n// `Array.prototype.map` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.map\n// with adding support of @@species\nrequire('../internals/export')({ target: 'Array', proto: true, forced: !SPECIES_SUPPORT }, {\n map: function map(callbackfn /* , thisArg */) {\n return internalMap(this, callbackfn, arguments[1]);\n }\n});\n","var aFunction = require('../internals/a-function');\nvar toObject = require('../internals/to-object');\nvar IndexedObject = require('../internals/indexed-object');\nvar toLength = require('../internals/to-length');\n\n// `Array.prototype.{ reduce, reduceRight }` methods implementation\n// https://tc39.github.io/ecma262/#sec-array.prototype.reduce\n// https://tc39.github.io/ecma262/#sec-array.prototype.reduceright\nmodule.exports = function (that, callbackfn, argumentsLength, memo, isRight) {\n aFunction(callbackfn);\n var O = toObject(that);\n var self = IndexedObject(O);\n var length = toLength(O.length);\n var index = isRight ? length - 1 : 0;\n var i = isRight ? -1 : 1;\n if (argumentsLength < 2) while (true) {\n if (index in self) {\n memo = self[index];\n index += i;\n break;\n }\n index += i;\n if (isRight ? index < 0 : length <= index) {\n throw TypeError('Reduce of empty array with no initial value');\n }\n }\n for (;isRight ? index >= 0 : length > index; index += i) if (index in self) {\n memo = callbackfn(memo, self[index], index, O);\n }\n return memo;\n};\n","'use strict';\nvar internalReduce = require('../internals/array-reduce');\n\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('reduce');\n\n// `Array.prototype.reduce` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.reduce\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SLOPPY_METHOD }, {\n reduce: function reduce(callbackfn /* , initialValue */) {\n return internalReduce(this, callbackfn, arguments.length, arguments[1], false);\n }\n});\n","'use strict';\nvar internalReduceRight = require('../internals/array-reduce');\n\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('reduceRight');\n\n// `Array.prototype.reduceRight` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.reduceright\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SLOPPY_METHOD }, {\n reduceRight: function reduceRight(callbackfn /* , initialValue */) {\n return internalReduceRight(this, callbackfn, arguments.length, arguments[1], true);\n }\n});\n","'use strict';\nvar isArray = require('../internals/is-array');\nvar nativeReverse = [].reverse;\nvar test = [1, 2];\n\n// `Array.prototype.reverse` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.reverse\n// fix for Safari 12.0 bug\n// https://bugs.webkit.org/show_bug.cgi?id=188794\nrequire('../internals/export')({ target: 'Array', proto: true, forced: String(test) === String(test.reverse()) }, {\n reverse: function reverse() {\n if (isArray(this)) this.length = this.length;\n return nativeReverse.call(this);\n }\n});\n","'use strict';\nvar isObject = require('../internals/is-object');\nvar isArray = require('../internals/is-array');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toLength = require('../internals/to-length');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar createProperty = require('../internals/create-property');\nvar SPECIES = require('../internals/well-known-symbol')('species');\nvar nativeSlice = [].slice;\nvar max = Math.max;\n\nvar SPECIES_SUPPORT = require('../internals/array-method-has-species-support')('slice');\n\n// `Array.prototype.slice` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.slice\n// fallback for not array-like ES3 strings and DOM objects\nrequire('../internals/export')({ target: 'Array', proto: true, forced: !SPECIES_SUPPORT }, {\n slice: function slice(start, end) {\n var O = toIndexedObject(this);\n var length = toLength(O.length);\n var k = toAbsoluteIndex(start, length);\n var fin = toAbsoluteIndex(end === undefined ? length : end, length);\n // inline `ArraySpeciesCreate` for usage native `Array#slice` where it's possible\n var Constructor, result, n;\n if (isArray(O)) {\n Constructor = O.constructor;\n // cross-realm fallback\n if (typeof Constructor == 'function' && (Constructor === Array || isArray(Constructor.prototype))) {\n Constructor = undefined;\n } else if (isObject(Constructor)) {\n Constructor = Constructor[SPECIES];\n if (Constructor === null) Constructor = undefined;\n }\n if (Constructor === Array || Constructor === undefined) {\n return nativeSlice.call(O, k, fin);\n }\n }\n result = new (Constructor === undefined ? Array : Constructor)(max(fin - k, 0));\n for (n = 0; k < fin; k++, n++) if (k in O) createProperty(result, n, O[k]);\n result.length = n;\n return result;\n }\n});\n","'use strict';\nvar internalSome = require('../internals/array-methods')(3);\n\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('some');\n\n// `Array.prototype.some` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.some\nrequire('../internals/export')({ target: 'Array', proto: true, forced: SLOPPY_METHOD }, {\n some: function some(callbackfn /* , thisArg */) {\n return internalSome(this, callbackfn, arguments[1]);\n }\n});\n","'use strict';\nvar aFunction = require('../internals/a-function');\nvar toObject = require('../internals/to-object');\nvar fails = require('../internals/fails');\nvar nativeSort = [].sort;\nvar test = [1, 2, 3];\n\n// IE8-\nvar FAILS_ON_UNDEFINED = fails(function () {\n test.sort(undefined);\n});\n// V8 bug\nvar FAILS_ON_NULL = fails(function () {\n test.sort(null);\n});\n// Old WebKit\nvar SLOPPY_METHOD = require('../internals/sloppy-array-method')('sort');\n\nvar FORCED = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || SLOPPY_METHOD;\n\n// `Array.prototype.sort` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.sort\nrequire('../internals/export')({ target: 'Array', proto: true, forced: FORCED }, {\n sort: function sort(comparefn) {\n return comparefn === undefined\n ? nativeSort.call(toObject(this))\n : nativeSort.call(toObject(this), aFunction(comparefn));\n }\n});\n","'use strict';\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toInteger = require('../internals/to-integer');\nvar toLength = require('../internals/to-length');\nvar toObject = require('../internals/to-object');\nvar arraySpeciesCreate = require('../internals/array-species-create');\nvar createProperty = require('../internals/create-property');\nvar max = Math.max;\nvar min = Math.min;\nvar MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;\nvar MAXIMUM_ALLOWED_LENGTH_EXCEEDED = 'Maximum allowed length exceeded';\n\nvar SPECIES_SUPPORT = require('../internals/array-method-has-species-support')('splice');\n\n// `Array.prototype.splice` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.splice\n// with adding support of @@species\nrequire('../internals/export')({ target: 'Array', proto: true, forced: !SPECIES_SUPPORT }, {\n splice: function splice(start, deleteCount /* , ...items */) {\n var O = toObject(this);\n var len = toLength(O.length);\n var actualStart = toAbsoluteIndex(start, len);\n var argumentsLength = arguments.length;\n var insertCount, actualDeleteCount, A, k, from, to;\n if (argumentsLength === 0) {\n insertCount = actualDeleteCount = 0;\n } else if (argumentsLength === 1) {\n insertCount = 0;\n actualDeleteCount = len - actualStart;\n } else {\n insertCount = argumentsLength - 2;\n actualDeleteCount = min(max(toInteger(deleteCount), 0), len - actualStart);\n }\n if (len + insertCount - actualDeleteCount > MAX_SAFE_INTEGER) {\n throw TypeError(MAXIMUM_ALLOWED_LENGTH_EXCEEDED);\n }\n A = arraySpeciesCreate(O, actualDeleteCount);\n for (k = 0; k < actualDeleteCount; k++) {\n from = actualStart + k;\n if (from in O) createProperty(A, k, O[from]);\n }\n A.length = actualDeleteCount;\n if (insertCount < actualDeleteCount) {\n for (k = actualStart; k < len - actualDeleteCount; k++) {\n from = k + actualDeleteCount;\n to = k + insertCount;\n if (from in O) O[to] = O[from];\n else delete O[to];\n }\n for (k = len; k > len - actualDeleteCount + insertCount; k--) delete O[k - 1];\n } else if (insertCount > actualDeleteCount) {\n for (k = len - actualDeleteCount; k > actualStart; k--) {\n from = k + actualDeleteCount - 1;\n to = k + insertCount - 1;\n if (from in O) O[to] = O[from];\n else delete O[to];\n }\n }\n for (k = 0; k < insertCount; k++) {\n O[k + actualStart] = arguments[k + 2];\n }\n O.length = len - actualDeleteCount + insertCount;\n return A;\n }\n});\n","var path = require('../internals/path');\nvar global = require('../internals/global');\n\nvar aFunction = function (variable) {\n return typeof variable == 'function' ? variable : undefined;\n};\n\nmodule.exports = function (namespace, method) {\n return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global[namespace])\n : path[namespace] && path[namespace][method] || global[namespace] && global[namespace][method];\n};\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar definePropertyModule = require('../internals/object-define-property');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar SPECIES = require('../internals/well-known-symbol')('species');\n\nmodule.exports = function (CONSTRUCTOR_NAME) {\n var C = getBuiltIn(CONSTRUCTOR_NAME);\n var defineProperty = definePropertyModule.f;\n if (DESCRIPTORS && C && !C[SPECIES]) defineProperty(C, SPECIES, {\n configurable: true,\n get: function () { return this; }\n });\n};\n","// `Array[@@species]` getter\n// https://tc39.github.io/ecma262/#sec-get-array-@@species\nrequire('../internals/set-species')('Array');\n","// this method was added to unscopables after implementation\n// in popular engines, so it's moved to a separate module\nrequire('../internals/add-to-unscopables')('flat');\n","// this method was added to unscopables after implementation\n// in popular engines, so it's moved to a separate module\nrequire('../internals/add-to-unscopables')('flatMap');\n","'use strict';\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar hide = require('../internals/hide');\nvar has = require('../internals/has');\nvar IS_PURE = require('../internals/is-pure');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar BUGGY_SAFARI_ITERATORS = false;\n\nvar returnThis = function () { return this; };\n\n// `%IteratorPrototype%` object\n// https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object\nvar IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;\n\nif ([].keys) {\n arrayIterator = [].keys();\n // Safari 8 has buggy iterators w/o `next`\n if (!('next' in arrayIterator)) BUGGY_SAFARI_ITERATORS = true;\n else {\n PrototypeOfArrayIteratorPrototype = getPrototypeOf(getPrototypeOf(arrayIterator));\n if (PrototypeOfArrayIteratorPrototype !== Object.prototype) IteratorPrototype = PrototypeOfArrayIteratorPrototype;\n }\n}\n\nif (IteratorPrototype == undefined) IteratorPrototype = {};\n\n// 25.1.2.1.1 %IteratorPrototype%[@@iterator]()\nif (!IS_PURE && !has(IteratorPrototype, ITERATOR)) hide(IteratorPrototype, ITERATOR, returnThis);\n\nmodule.exports = {\n IteratorPrototype: IteratorPrototype,\n BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS\n};\n","'use strict';\nvar IteratorPrototype = require('../internals/iterators-core').IteratorPrototype;\nvar create = require('../internals/object-create');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar Iterators = require('../internals/iterators');\n\nvar returnThis = function () { return this; };\n\nmodule.exports = function (IteratorConstructor, NAME, next) {\n var TO_STRING_TAG = NAME + ' Iterator';\n IteratorConstructor.prototype = create(IteratorPrototype, { next: createPropertyDescriptor(1, next) });\n setToStringTag(IteratorConstructor, TO_STRING_TAG, false, true);\n Iterators[TO_STRING_TAG] = returnThis;\n return IteratorConstructor;\n};\n","'use strict';\nvar $export = require('../internals/export');\nvar createIteratorConstructor = require('../internals/create-iterator-constructor');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar hide = require('../internals/hide');\nvar redefine = require('../internals/redefine');\nvar IS_PURE = require('../internals/is-pure');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar Iterators = require('../internals/iterators');\nvar IteratorsCore = require('../internals/iterators-core');\nvar IteratorPrototype = IteratorsCore.IteratorPrototype;\nvar BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;\nvar KEYS = 'keys';\nvar VALUES = 'values';\nvar ENTRIES = 'entries';\n\nvar returnThis = function () { return this; };\n\nmodule.exports = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {\n createIteratorConstructor(IteratorConstructor, NAME, next);\n\n var getIterationMethod = function (KIND) {\n if (KIND === DEFAULT && defaultIterator) return defaultIterator;\n if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype) return IterablePrototype[KIND];\n switch (KIND) {\n case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };\n case VALUES: return function values() { return new IteratorConstructor(this, KIND); };\n case ENTRIES: return function entries() { return new IteratorConstructor(this, KIND); };\n } return function () { return new IteratorConstructor(this); };\n };\n\n var TO_STRING_TAG = NAME + ' Iterator';\n var INCORRECT_VALUES_NAME = false;\n var IterablePrototype = Iterable.prototype;\n var nativeIterator = IterablePrototype[ITERATOR]\n || IterablePrototype['@@iterator']\n || DEFAULT && IterablePrototype[DEFAULT];\n var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);\n var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;\n var CurrentIteratorPrototype, methods, KEY;\n\n // fix native\n if (anyNativeIterator) {\n CurrentIteratorPrototype = getPrototypeOf(anyNativeIterator.call(new Iterable()));\n if (IteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {\n if (!IS_PURE && getPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype) {\n if (setPrototypeOf) {\n setPrototypeOf(CurrentIteratorPrototype, IteratorPrototype);\n } else if (typeof CurrentIteratorPrototype[ITERATOR] != 'function') {\n hide(CurrentIteratorPrototype, ITERATOR, returnThis);\n }\n }\n // Set @@toStringTag to native iterators\n setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true, true);\n if (IS_PURE) Iterators[TO_STRING_TAG] = returnThis;\n }\n }\n\n // fix Array#{values, @@iterator}.name in V8 / FF\n if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {\n INCORRECT_VALUES_NAME = true;\n defaultIterator = function values() { return nativeIterator.call(this); };\n }\n\n // define iterator\n if ((!IS_PURE || FORCED) && IterablePrototype[ITERATOR] !== defaultIterator) {\n hide(IterablePrototype, ITERATOR, defaultIterator);\n }\n Iterators[NAME] = defaultIterator;\n\n // export additional methods\n if (DEFAULT) {\n methods = {\n values: getIterationMethod(VALUES),\n keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),\n entries: getIterationMethod(ENTRIES)\n };\n if (FORCED) for (KEY in methods) {\n if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {\n redefine(IterablePrototype, KEY, methods[KEY]);\n }\n } else $export({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);\n }\n\n return methods;\n};\n","'use strict';\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar addToUnscopables = require('../internals/add-to-unscopables');\nvar Iterators = require('../internals/iterators');\nvar InternalStateModule = require('../internals/internal-state');\nvar defineIterator = require('../internals/define-iterator');\nvar ARRAY_ITERATOR = 'Array Iterator';\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(ARRAY_ITERATOR);\n\n// `Array.prototype.entries` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.entries\n// `Array.prototype.keys` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.keys\n// `Array.prototype.values` method\n// https://tc39.github.io/ecma262/#sec-array.prototype.values\n// `Array.prototype[@@iterator]` method\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@iterator\n// `CreateArrayIterator` internal method\n// https://tc39.github.io/ecma262/#sec-createarrayiterator\nmodule.exports = defineIterator(Array, 'Array', function (iterated, kind) {\n setInternalState(this, {\n type: ARRAY_ITERATOR,\n target: toIndexedObject(iterated), // target\n index: 0, // next index\n kind: kind // kind\n });\n// `%ArrayIteratorPrototype%.next` method\n// https://tc39.github.io/ecma262/#sec-%arrayiteratorprototype%.next\n}, function () {\n var state = getInternalState(this);\n var target = state.target;\n var kind = state.kind;\n var index = state.index++;\n if (!target || index >= target.length) {\n state.target = undefined;\n return { value: undefined, done: true };\n }\n if (kind == 'keys') return { value: index, done: false };\n if (kind == 'values') return { value: target[index], done: false };\n return { value: [index, target[index]], done: false };\n}, 'values');\n\n// argumentsList[@@iterator] is %ArrayProto_values%\n// https://tc39.github.io/ecma262/#sec-createunmappedargumentsobject\n// https://tc39.github.io/ecma262/#sec-createmappedargumentsobject\nIterators.Arguments = Iterators.Array;\n\n// https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables\naddToUnscopables('keys');\naddToUnscopables('values');\naddToUnscopables('entries');\n","var toAbsoluteIndex = require('../internals/to-absolute-index');\nvar fromCharCode = String.fromCharCode;\nvar nativeFromCodePoint = String.fromCodePoint;\n\n// length should be 1, old FF problem\nvar INCORRECT_LENGTH = !!nativeFromCodePoint && nativeFromCodePoint.length != 1;\n\n// `String.fromCodePoint` method\n// https://tc39.github.io/ecma262/#sec-string.fromcodepoint\nrequire('../internals/export')({ target: 'String', stat: true, forced: INCORRECT_LENGTH }, {\n fromCodePoint: function fromCodePoint(x) { // eslint-disable-line no-unused-vars\n var elements = [];\n var length = arguments.length;\n var i = 0;\n var code;\n while (length > i) {\n code = +arguments[i++];\n if (toAbsoluteIndex(code, 0x10FFFF) !== code) throw RangeError(code + ' is not a valid code point');\n elements.push(code < 0x10000\n ? fromCharCode(code)\n : fromCharCode(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00)\n );\n } return elements.join('');\n }\n});\n","var toIndexedObject = require('../internals/to-indexed-object');\nvar toLength = require('../internals/to-length');\n\n// `String.raw` method\n// https://tc39.github.io/ecma262/#sec-string.raw\nrequire('../internals/export')({ target: 'String', stat: true }, {\n raw: function raw(template) {\n var rawTemplate = toIndexedObject(template.raw);\n var literalSegments = toLength(rawTemplate.length);\n var argumentsLength = arguments.length;\n var elements = [];\n var i = 0;\n while (literalSegments > i) {\n elements.push(String(rawTemplate[i++]));\n if (i < argumentsLength) elements.push(String(arguments[i]));\n } return elements.join('');\n }\n});\n","var toInteger = require('../internals/to-integer');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n// CONVERT_TO_STRING: true -> String#at\n// CONVERT_TO_STRING: false -> String#codePointAt\nmodule.exports = function (that, pos, CONVERT_TO_STRING) {\n var S = String(requireObjectCoercible(that));\n var position = toInteger(pos);\n var size = S.length;\n var first, second;\n if (position < 0 || position >= size) return CONVERT_TO_STRING ? '' : undefined;\n first = S.charCodeAt(position);\n return first < 0xD800 || first > 0xDBFF || position + 1 === size\n || (second = S.charCodeAt(position + 1)) < 0xDC00 || second > 0xDFFF\n ? CONVERT_TO_STRING ? S.charAt(position) : first\n : CONVERT_TO_STRING ? S.slice(position, position + 2) : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;\n};\n","'use strict';\nvar internalCodePointAt = require('../internals/string-at');\n\n// `String.prototype.codePointAt` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.codepointat\nrequire('../internals/export')({ target: 'String', proto: true }, {\n codePointAt: function codePointAt(pos) {\n return internalCodePointAt(this, pos);\n }\n});\n","var isObject = require('../internals/is-object');\nvar classof = require('../internals/classof-raw');\nvar MATCH = require('../internals/well-known-symbol')('match');\n\n// `IsRegExp` abstract operation\n// https://tc39.github.io/ecma262/#sec-isregexp\nmodule.exports = function (it) {\n var isRegExp;\n return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classof(it) == 'RegExp');\n};\n","// helper for String#{startsWith, endsWith, includes}\nvar isRegExp = require('../internals/is-regexp');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nmodule.exports = function (that, searchString, NAME) {\n if (isRegExp(searchString)) {\n throw TypeError('String.prototype.' + NAME + \" doesn't accept regex\");\n } return String(requireObjectCoercible(that));\n};\n","var MATCH = require('../internals/well-known-symbol')('match');\n\nmodule.exports = function (METHOD_NAME) {\n var regexp = /./;\n try {\n '/./'[METHOD_NAME](regexp);\n } catch (e) {\n try {\n regexp[MATCH] = false;\n return '/./'[METHOD_NAME](regexp);\n } catch (f) { /* empty */ }\n } return false;\n};\n","'use strict';\nvar toLength = require('../internals/to-length');\nvar validateArguments = require('../internals/validate-string-method-arguments');\nvar ENDS_WITH = 'endsWith';\nvar nativeEndsWith = ''[ENDS_WITH];\nvar min = Math.min;\n\nvar CORRECT_IS_REGEXP_LOGIC = require('../internals/correct-is-regexp-logic')(ENDS_WITH);\n\n// `String.prototype.endsWith` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.endswith\nrequire('../internals/export')({ target: 'String', proto: true, forced: !CORRECT_IS_REGEXP_LOGIC }, {\n endsWith: function endsWith(searchString /* , endPosition = @length */) {\n var that = validateArguments(this, searchString, ENDS_WITH);\n var endPosition = arguments.length > 1 ? arguments[1] : undefined;\n var len = toLength(that.length);\n var end = endPosition === undefined ? len : min(toLength(endPosition), len);\n var search = String(searchString);\n return nativeEndsWith\n ? nativeEndsWith.call(that, search, end)\n : that.slice(end - search.length, end) === search;\n }\n});\n","'use strict';\nvar validateArguments = require('../internals/validate-string-method-arguments');\nvar INCLUDES = 'includes';\n\nvar CORRECT_IS_REGEXP_LOGIC = require('../internals/correct-is-regexp-logic')(INCLUDES);\n\n// `String.prototype.includes` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.includes\nrequire('../internals/export')({ target: 'String', proto: true, forced: !CORRECT_IS_REGEXP_LOGIC }, {\n includes: function includes(searchString /* , position = 0 */) {\n return !!~validateArguments(this, searchString, INCLUDES)\n .indexOf(searchString, arguments.length > 1 ? arguments[1] : undefined);\n }\n});\n","'use strict';\nvar codePointAt = require('../internals/string-at');\n\n// `AdvanceStringIndex` abstract operation\n// https://tc39.github.io/ecma262/#sec-advancestringindex\nmodule.exports = function (S, index, unicode) {\n return index + (unicode ? codePointAt(S, index, true).length : 1);\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\n\n// `RegExp.prototype.flags` getter implementation\n// https://tc39.github.io/ecma262/#sec-get-regexp.prototype.flags\nmodule.exports = function () {\n var that = anObject(this);\n var result = '';\n if (that.global) result += 'g';\n if (that.ignoreCase) result += 'i';\n if (that.multiline) result += 'm';\n if (that.unicode) result += 'u';\n if (that.sticky) result += 'y';\n return result;\n};\n","'use strict';\n\nvar regexpFlags = require('./regexp-flags');\n\nvar nativeExec = RegExp.prototype.exec;\n// This always refers to the native implementation, because the\n// String#replace polyfill uses ./fix-regexp-well-known-symbol-logic.js,\n// which loads this file before patching the method.\nvar nativeReplace = String.prototype.replace;\n\nvar patchedExec = nativeExec;\n\nvar UPDATES_LAST_INDEX_WRONG = (function () {\n var re1 = /a/;\n var re2 = /b*/g;\n nativeExec.call(re1, 'a');\n nativeExec.call(re2, 'a');\n return re1.lastIndex !== 0 || re2.lastIndex !== 0;\n})();\n\n// nonparticipating capturing group, copied from es5-shim's String#split patch.\nvar NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;\n\nvar PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED;\n\nif (PATCH) {\n patchedExec = function exec(str) {\n var re = this;\n var lastIndex, reCopy, match, i;\n\n if (NPCG_INCLUDED) {\n reCopy = new RegExp('^' + re.source + '$(?!\\\\s)', regexpFlags.call(re));\n }\n if (UPDATES_LAST_INDEX_WRONG) lastIndex = re.lastIndex;\n\n match = nativeExec.call(re, str);\n\n if (UPDATES_LAST_INDEX_WRONG && match) {\n re.lastIndex = re.global ? match.index + match[0].length : lastIndex;\n }\n if (NPCG_INCLUDED && match && match.length > 1) {\n // Fix browsers whose `exec` methods don't consistently return `undefined`\n // for NPCG, like IE8. NOTE: This doesn' work for /(.?)?/\n nativeReplace.call(match[0], reCopy, function () {\n for (i = 1; i < arguments.length - 2; i++) {\n if (arguments[i] === undefined) match[i] = undefined;\n }\n });\n }\n\n return match;\n };\n}\n\nmodule.exports = patchedExec;\n","var classof = require('./classof-raw');\nvar regexpExec = require('./regexp-exec');\n\n// `RegExpExec` abstract operation\n// https://tc39.github.io/ecma262/#sec-regexpexec\nmodule.exports = function (R, S) {\n var exec = R.exec;\n if (typeof exec === 'function') {\n var result = exec.call(R, S);\n if (typeof result !== 'object') {\n throw TypeError('RegExp exec method returned something other than an Object or null');\n }\n return result;\n }\n\n if (classof(R) !== 'RegExp') {\n throw TypeError('RegExp#exec called on incompatible receiver');\n }\n\n return regexpExec.call(R, S);\n};\n\n","'use strict';\nvar hide = require('../internals/hide');\nvar redefine = require('../internals/redefine');\nvar fails = require('../internals/fails');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar regexpExec = require('../internals/regexp-exec');\n\nvar SPECIES = wellKnownSymbol('species');\n\nvar REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {\n // #replace needs built-in support for named groups.\n // #match works fine because it just return the exec results, even if it has\n // a \"grops\" property.\n var re = /./;\n re.exec = function () {\n var result = [];\n result.groups = { a: '7' };\n return result;\n };\n return ''.replace(re, '$') !== '7';\n});\n\n// Chrome 51 has a buggy \"split\" implementation when RegExp#exec !== nativeExec\n// Weex JS has frozen built-in prototypes, so use try / catch wrapper\nvar SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = !fails(function () {\n var re = /(?:)/;\n var originalExec = re.exec;\n re.exec = function () { return originalExec.apply(this, arguments); };\n var result = 'ab'.split(re);\n return result.length !== 2 || result[0] !== 'a' || result[1] !== 'b';\n});\n\nmodule.exports = function (KEY, length, exec, sham) {\n var SYMBOL = wellKnownSymbol(KEY);\n\n var DELEGATES_TO_SYMBOL = !fails(function () {\n // String methods call symbol-named RegEp methods\n var O = {};\n O[SYMBOL] = function () { return 7; };\n return ''[KEY](O) != 7;\n });\n\n var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL && !fails(function () {\n // Symbol-named RegExp methods call .exec\n var execCalled = false;\n var re = /a/;\n re.exec = function () { execCalled = true; return null; };\n\n if (KEY === 'split') {\n // RegExp[@@split] doesn't call the regex's exec method, but first creates\n // a new one. We need to return the patched regex when creating the new one.\n re.constructor = {};\n re.constructor[SPECIES] = function () { return re; };\n }\n\n re[SYMBOL]('');\n return !execCalled;\n });\n\n if (\n !DELEGATES_TO_SYMBOL ||\n !DELEGATES_TO_EXEC ||\n (KEY === 'replace' && !REPLACE_SUPPORTS_NAMED_GROUPS) ||\n (KEY === 'split' && !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC)\n ) {\n var nativeRegExpMethod = /./[SYMBOL];\n var methods = exec(SYMBOL, ''[KEY], function (nativeMethod, regexp, str, arg2, forceStringMethod) {\n if (regexp.exec === regexpExec) {\n if (DELEGATES_TO_SYMBOL && !forceStringMethod) {\n // The native String method already delegates to @@method (this\n // polyfilled function), leasing to infinite recursion.\n // We avoid it by directly calling the native @@method method.\n return { done: true, value: nativeRegExpMethod.call(regexp, str, arg2) };\n }\n return { done: true, value: nativeMethod.call(str, regexp, arg2) };\n }\n return { done: false };\n });\n var stringMethod = methods[0];\n var regexMethod = methods[1];\n\n redefine(String.prototype, KEY, stringMethod);\n redefine(RegExp.prototype, SYMBOL, length == 2\n // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)\n // 21.2.5.11 RegExp.prototype[@@split](string, limit)\n ? function (string, arg) { return regexMethod.call(string, this, arg); }\n // 21.2.5.6 RegExp.prototype[@@match](string)\n // 21.2.5.9 RegExp.prototype[@@search](string)\n : function (string) { return regexMethod.call(string, this); }\n );\n if (sham) hide(RegExp.prototype[SYMBOL], 'sham', true);\n }\n};\n","'use strict';\n\nvar anObject = require('../internals/an-object');\nvar toLength = require('../internals/to-length');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar regExpExec = require('../internals/regexp-exec-abstract');\n\n// @@match logic\nrequire('../internals/fix-regexp-well-known-symbol-logic')(\n 'match',\n 1,\n function (MATCH, nativeMatch, maybeCallNative) {\n return [\n // `String.prototype.match` method\n // https://tc39.github.io/ecma262/#sec-string.prototype.match\n function match(regexp) {\n var O = requireObjectCoercible(this);\n var matcher = regexp == undefined ? undefined : regexp[MATCH];\n return matcher !== undefined ? matcher.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));\n },\n // `RegExp.prototype[@@match]` method\n // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@match\n function (regexp) {\n var res = maybeCallNative(nativeMatch, regexp, this);\n if (res.done) return res.value;\n\n var rx = anObject(regexp);\n var S = String(this);\n\n if (!rx.global) return regExpExec(rx, S);\n\n var fullUnicode = rx.unicode;\n rx.lastIndex = 0;\n var A = [];\n var n = 0;\n var result;\n while ((result = regExpExec(rx, S)) !== null) {\n var matchStr = String(result[0]);\n A[n] = matchStr;\n if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);\n n++;\n }\n return n === 0 ? null : A;\n }\n ];\n }\n);\n","'use strict';\nvar toInteger = require('../internals/to-integer');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\n// `String.prototype.repeat` method implementation\n// https://tc39.github.io/ecma262/#sec-string.prototype.repeat\nmodule.exports = ''.repeat || function repeat(count) {\n var str = String(requireObjectCoercible(this));\n var result = '';\n var n = toInteger(count);\n if (n < 0 || n == Infinity) throw RangeError('Wrong number of repetitions');\n for (;n > 0; (n >>>= 1) && (str += str)) if (n & 1) result += str;\n return result;\n};\n","// https://github.com/tc39/proposal-string-pad-start-end\nvar toLength = require('../internals/to-length');\nvar repeat = require('../internals/string-repeat');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nmodule.exports = function (that, maxLength, fillString, left) {\n var S = String(requireObjectCoercible(that));\n var stringLength = S.length;\n var fillStr = fillString === undefined ? ' ' : String(fillString);\n var intMaxLength = toLength(maxLength);\n var fillLen, stringFiller;\n if (intMaxLength <= stringLength || fillStr == '') return S;\n fillLen = intMaxLength - stringLength;\n stringFiller = repeat.call(fillStr, Math.ceil(fillLen / fillStr.length));\n if (stringFiller.length > fillLen) stringFiller = stringFiller.slice(0, fillLen);\n return left ? stringFiller + S : S + stringFiller;\n};\n","var global = require('../internals/global');\nvar navigator = global.navigator;\n\nmodule.exports = navigator && navigator.userAgent || '';\n","// https://github.com/zloirock/core-js/issues/280\nvar userAgent = require('../internals/user-agent');\n\n// eslint-disable-next-line unicorn/no-unsafe-regex\nmodule.exports = /Version\\/10\\.\\d+(\\.\\d+)?( Mobile\\/\\w+)? Safari\\//.test(userAgent);\n","'use strict';\nvar internalStringPad = require('../internals/string-pad');\nvar WEBKIT_BUG = require('../internals/webkit-string-pad-bug');\n\n// `String.prototype.padEnd` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.padend\nrequire('../internals/export')({ target: 'String', proto: true, forced: WEBKIT_BUG }, {\n padEnd: function padEnd(maxLength /* , fillString = ' ' */) {\n return internalStringPad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, false);\n }\n});\n","'use strict';\nvar internalStringPad = require('../internals/string-pad');\nvar WEBKIT_BUG = require('../internals/webkit-string-pad-bug');\n\n// `String.prototype.padStart` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.padstart\nrequire('../internals/export')({ target: 'String', proto: true, forced: WEBKIT_BUG }, {\n padStart: function padStart(maxLength /* , fillString = ' ' */) {\n return internalStringPad(this, maxLength, arguments.length > 1 ? arguments[1] : undefined, true);\n }\n});\n","// `String.prototype.repeat` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.repeat\nrequire('../internals/export')({ target: 'String', proto: true }, {\n repeat: require('../internals/string-repeat')\n});\n","'use strict';\n\nvar anObject = require('../internals/an-object');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar toInteger = require('../internals/to-integer');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar regExpExec = require('../internals/regexp-exec-abstract');\nvar max = Math.max;\nvar min = Math.min;\nvar floor = Math.floor;\nvar SUBSTITUTION_SYMBOLS = /\\$([$&`']|\\d\\d?|<[^>]*>)/g;\nvar SUBSTITUTION_SYMBOLS_NO_NAMED = /\\$([$&`']|\\d\\d?)/g;\n\nvar maybeToString = function (it) {\n return it === undefined ? it : String(it);\n};\n\n// @@replace logic\nrequire('../internals/fix-regexp-well-known-symbol-logic')(\n 'replace',\n 2,\n function (REPLACE, nativeReplace, maybeCallNative) {\n return [\n // `String.prototype.replace` method\n // https://tc39.github.io/ecma262/#sec-string.prototype.replace\n function replace(searchValue, replaceValue) {\n var O = requireObjectCoercible(this);\n var replacer = searchValue == undefined ? undefined : searchValue[REPLACE];\n return replacer !== undefined\n ? replacer.call(searchValue, O, replaceValue)\n : nativeReplace.call(String(O), searchValue, replaceValue);\n },\n // `RegExp.prototype[@@replace]` method\n // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@replace\n function (regexp, replaceValue) {\n var res = maybeCallNative(nativeReplace, regexp, this, replaceValue);\n if (res.done) return res.value;\n\n var rx = anObject(regexp);\n var S = String(this);\n\n var functionalReplace = typeof replaceValue === 'function';\n if (!functionalReplace) replaceValue = String(replaceValue);\n\n var global = rx.global;\n if (global) {\n var fullUnicode = rx.unicode;\n rx.lastIndex = 0;\n }\n var results = [];\n while (true) {\n var result = regExpExec(rx, S);\n if (result === null) break;\n\n results.push(result);\n if (!global) break;\n\n var matchStr = String(result[0]);\n if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);\n }\n\n var accumulatedResult = '';\n var nextSourcePosition = 0;\n for (var i = 0; i < results.length; i++) {\n result = results[i];\n\n var matched = String(result[0]);\n var position = max(min(toInteger(result.index), S.length), 0);\n var captures = [];\n // NOTE: This is equivalent to\n // captures = result.slice(1).map(maybeToString)\n // but for some reason `nativeSlice.call(result, 1, result.length)` (called in\n // the slice polyfill when slicing native arrays) \"doesn't work\" in safari 9 and\n // causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.\n for (var j = 1; j < result.length; j++) captures.push(maybeToString(result[j]));\n var namedCaptures = result.groups;\n if (functionalReplace) {\n var replacerArgs = [matched].concat(captures, position, S);\n if (namedCaptures !== undefined) replacerArgs.push(namedCaptures);\n var replacement = String(replaceValue.apply(undefined, replacerArgs));\n } else {\n replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);\n }\n if (position >= nextSourcePosition) {\n accumulatedResult += S.slice(nextSourcePosition, position) + replacement;\n nextSourcePosition = position + matched.length;\n }\n }\n return accumulatedResult + S.slice(nextSourcePosition);\n }\n ];\n\n // https://tc39.github.io/ecma262/#sec-getsubstitution\n function getSubstitution(matched, str, position, captures, namedCaptures, replacement) {\n var tailPos = position + matched.length;\n var m = captures.length;\n var symbols = SUBSTITUTION_SYMBOLS_NO_NAMED;\n if (namedCaptures !== undefined) {\n namedCaptures = toObject(namedCaptures);\n symbols = SUBSTITUTION_SYMBOLS;\n }\n return nativeReplace.call(replacement, symbols, function (match, ch) {\n var capture;\n switch (ch.charAt(0)) {\n case '$': return '$';\n case '&': return matched;\n case '`': return str.slice(0, position);\n case \"'\": return str.slice(tailPos);\n case '<':\n capture = namedCaptures[ch.slice(1, -1)];\n break;\n default: // \\d\\d?\n var n = +ch;\n if (n === 0) return match;\n if (n > m) {\n var f = floor(n / 10);\n if (f === 0) return match;\n if (f <= m) return captures[f - 1] === undefined ? ch.charAt(1) : captures[f - 1] + ch.charAt(1);\n return match;\n }\n capture = captures[n - 1];\n }\n return capture === undefined ? '' : capture;\n });\n }\n }\n);\n","'use strict';\n\nvar anObject = require('../internals/an-object');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar sameValue = require('../internals/same-value');\nvar regExpExec = require('../internals/regexp-exec-abstract');\n\n// @@search logic\nrequire('../internals/fix-regexp-well-known-symbol-logic')(\n 'search',\n 1,\n function (SEARCH, nativeSearch, maybeCallNative) {\n return [\n // `String.prototype.search` method\n // https://tc39.github.io/ecma262/#sec-string.prototype.search\n function search(regexp) {\n var O = requireObjectCoercible(this);\n var searcher = regexp == undefined ? undefined : regexp[SEARCH];\n return searcher !== undefined ? searcher.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O));\n },\n // `RegExp.prototype[@@search]` method\n // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@search\n function (regexp) {\n var res = maybeCallNative(nativeSearch, regexp, this);\n if (res.done) return res.value;\n\n var rx = anObject(regexp);\n var S = String(this);\n\n var previousLastIndex = rx.lastIndex;\n if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;\n var result = regExpExec(rx, S);\n if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;\n return result === null ? -1 : result.index;\n }\n ];\n }\n);\n","var anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar SPECIES = require('../internals/well-known-symbol')('species');\n\n// `SpeciesConstructor` abstract operation\n// https://tc39.github.io/ecma262/#sec-speciesconstructor\nmodule.exports = function (O, defaultConstructor) {\n var C = anObject(O).constructor;\n var S;\n return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aFunction(S);\n};\n","'use strict';\n\nvar isRegExp = require('../internals/is-regexp');\nvar anObject = require('../internals/an-object');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar speciesConstructor = require('../internals/species-constructor');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar toLength = require('../internals/to-length');\nvar callRegExpExec = require('../internals/regexp-exec-abstract');\nvar regexpExec = require('../internals/regexp-exec');\nvar fails = require('../internals/fails');\nvar arrayPush = [].push;\nvar min = Math.min;\nvar MAX_UINT32 = 0xFFFFFFFF;\n\n// babel-minify transpiles RegExp('x', 'y') -> /x/y and it causes SyntaxError\nvar SUPPORTS_Y = !fails(function () { return !RegExp(MAX_UINT32, 'y'); });\n\n// @@split logic\nrequire('../internals/fix-regexp-well-known-symbol-logic')(\n 'split',\n 2,\n function (SPLIT, nativeSplit, maybeCallNative) {\n var internalSplit;\n if (\n 'abbc'.split(/(b)*/)[1] == 'c' ||\n 'test'.split(/(?:)/, -1).length != 4 ||\n 'ab'.split(/(?:ab)*/).length != 2 ||\n '.'.split(/(.?)(.?)/).length != 4 ||\n '.'.split(/()()/).length > 1 ||\n ''.split(/.?/).length\n ) {\n // based on es5-shim implementation, need to rework it\n internalSplit = function (separator, limit) {\n var string = String(requireObjectCoercible(this));\n var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;\n if (lim === 0) return [];\n if (separator === undefined) return [string];\n // If `separator` is not a regex, use native split\n if (!isRegExp(separator)) {\n return nativeSplit.call(string, separator, lim);\n }\n var output = [];\n var flags = (separator.ignoreCase ? 'i' : '') +\n (separator.multiline ? 'm' : '') +\n (separator.unicode ? 'u' : '') +\n (separator.sticky ? 'y' : '');\n var lastLastIndex = 0;\n // Make `global` and avoid `lastIndex` issues by working with a copy\n var separatorCopy = new RegExp(separator.source, flags + 'g');\n var match, lastIndex, lastLength;\n while (match = regexpExec.call(separatorCopy, string)) {\n lastIndex = separatorCopy.lastIndex;\n if (lastIndex > lastLastIndex) {\n output.push(string.slice(lastLastIndex, match.index));\n if (match.length > 1 && match.index < string.length) arrayPush.apply(output, match.slice(1));\n lastLength = match[0].length;\n lastLastIndex = lastIndex;\n if (output.length >= lim) break;\n }\n if (separatorCopy.lastIndex === match.index) separatorCopy.lastIndex++; // Avoid an infinite loop\n }\n if (lastLastIndex === string.length) {\n if (lastLength || !separatorCopy.test('')) output.push('');\n } else output.push(string.slice(lastLastIndex));\n return output.length > lim ? output.slice(0, lim) : output;\n };\n // Chakra, V8\n } else if ('0'.split(undefined, 0).length) {\n internalSplit = function (separator, limit) {\n return separator === undefined && limit === 0 ? [] : nativeSplit.call(this, separator, limit);\n };\n } else internalSplit = nativeSplit;\n\n return [\n // `String.prototype.split` method\n // https://tc39.github.io/ecma262/#sec-string.prototype.split\n function split(separator, limit) {\n var O = requireObjectCoercible(this);\n var splitter = separator == undefined ? undefined : separator[SPLIT];\n return splitter !== undefined\n ? splitter.call(separator, O, limit)\n : internalSplit.call(String(O), separator, limit);\n },\n // `RegExp.prototype[@@split]` method\n // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@split\n //\n // NOTE: This cannot be properly polyfilled in engines that don't support\n // the 'y' flag.\n function (regexp, limit) {\n var res = maybeCallNative(internalSplit, regexp, this, limit, internalSplit !== nativeSplit);\n if (res.done) return res.value;\n\n var rx = anObject(regexp);\n var S = String(this);\n var C = speciesConstructor(rx, RegExp);\n\n var unicodeMatching = rx.unicode;\n var flags = (rx.ignoreCase ? 'i' : '') +\n (rx.multiline ? 'm' : '') +\n (rx.unicode ? 'u' : '') +\n (SUPPORTS_Y ? 'y' : 'g');\n\n // ^(? + rx + ) is needed, in combination with some S slicing, to\n // simulate the 'y' flag.\n var splitter = new C(SUPPORTS_Y ? rx : '^(?:' + rx.source + ')', flags);\n var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;\n if (lim === 0) return [];\n if (S.length === 0) return callRegExpExec(splitter, S) === null ? [S] : [];\n var p = 0;\n var q = 0;\n var A = [];\n while (q < S.length) {\n splitter.lastIndex = SUPPORTS_Y ? q : 0;\n var z = callRegExpExec(splitter, SUPPORTS_Y ? S : S.slice(q));\n var e;\n if (\n z === null ||\n (e = min(toLength(splitter.lastIndex + (SUPPORTS_Y ? 0 : q)), S.length)) === p\n ) {\n q = advanceStringIndex(S, q, unicodeMatching);\n } else {\n A.push(S.slice(p, q));\n if (A.length === lim) return A;\n for (var i = 1; i <= z.length - 1; i++) {\n A.push(z[i]);\n if (A.length === lim) return A;\n }\n q = p = e;\n }\n }\n A.push(S.slice(p));\n return A;\n }\n ];\n },\n !SUPPORTS_Y\n);\n","'use strict';\nvar toLength = require('../internals/to-length');\nvar validateArguments = require('../internals/validate-string-method-arguments');\nvar STARTS_WITH = 'startsWith';\nvar CORRECT_IS_REGEXP_LOGIC = require('../internals/correct-is-regexp-logic')(STARTS_WITH);\nvar nativeStartsWith = ''[STARTS_WITH];\n\n// `String.prototype.startsWith` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.startswith\nrequire('../internals/export')({ target: 'String', proto: true, forced: !CORRECT_IS_REGEXP_LOGIC }, {\n startsWith: function startsWith(searchString /* , position = 0 */) {\n var that = validateArguments(this, searchString, STARTS_WITH);\n var index = toLength(Math.min(arguments.length > 1 ? arguments[1] : undefined, that.length));\n var search = String(searchString);\n return nativeStartsWith\n ? nativeStartsWith.call(that, search, index)\n : that.slice(index, index + search.length) === search;\n }\n});\n","// a string of all valid unicode whitespaces\n// eslint-disable-next-line max-len\nmodule.exports = '\\u0009\\u000A\\u000B\\u000C\\u000D\\u0020\\u00A0\\u1680\\u2000\\u2001\\u2002\\u2003\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200A\\u202F\\u205F\\u3000\\u2028\\u2029\\uFEFF';\n","var requireObjectCoercible = require('../internals/require-object-coercible');\nvar whitespace = '[' + require('../internals/whitespaces') + ']';\nvar ltrim = RegExp('^' + whitespace + whitespace + '*');\nvar rtrim = RegExp(whitespace + whitespace + '*$');\n\n// 1 -> String#trimStart\n// 2 -> String#trimEnd\n// 3 -> String#trim\nmodule.exports = function (string, TYPE) {\n string = String(requireObjectCoercible(string));\n if (TYPE & 1) string = string.replace(ltrim, '');\n if (TYPE & 2) string = string.replace(rtrim, '');\n return string;\n};\n","var fails = require('../internals/fails');\nvar whitespaces = require('../internals/whitespaces');\nvar non = '\\u200B\\u0085\\u180E';\n\n// check that a method works with the correct list\n// of whitespaces and has a correct name\nmodule.exports = function (METHOD_NAME) {\n return fails(function () {\n return !!whitespaces[METHOD_NAME]() || non[METHOD_NAME]() != non || whitespaces[METHOD_NAME].name !== METHOD_NAME;\n });\n};\n","'use strict';\nvar internalStringTrim = require('../internals/string-trim');\nvar FORCED = require('../internals/forced-string-trim-method')('trim');\n\n// `String.prototype.trim` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.trim\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n trim: function trim() {\n return internalStringTrim(this, 3);\n }\n});\n","'use strict';\nvar internalStringTrim = require('../internals/string-trim');\nvar FORCED = require('../internals/forced-string-trim-method')('trimStart');\n\nvar trimStart = FORCED ? function trimStart() {\n return internalStringTrim(this, 1);\n} : ''.trimStart;\n\n// `String.prototype.{ trimStart, trimLeft }` methods\n// https://github.com/tc39/ecmascript-string-left-right-trim\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n trimStart: trimStart,\n trimLeft: trimStart\n});\n","'use strict';\nvar internalStringTrim = require('../internals/string-trim');\nvar FORCED = require('../internals/forced-string-trim-method')('trimEnd');\n\nvar trimEnd = FORCED ? function trimEnd() {\n return internalStringTrim(this, 2);\n} : ''.trimEnd;\n\n// `String.prototype.{ trimEnd, trimRight }` methods\n// https://github.com/tc39/ecmascript-string-left-right-trim\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n trimEnd: trimEnd,\n trimRight: trimEnd\n});\n","'use strict';\nvar codePointAt = require('../internals/string-at');\nvar InternalStateModule = require('../internals/internal-state');\nvar defineIterator = require('../internals/define-iterator');\nvar STRING_ITERATOR = 'String Iterator';\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);\n\n// `String.prototype[@@iterator]` method\n// https://tc39.github.io/ecma262/#sec-string.prototype-@@iterator\ndefineIterator(String, 'String', function (iterated) {\n setInternalState(this, {\n type: STRING_ITERATOR,\n string: String(iterated),\n index: 0\n });\n// `%StringIteratorPrototype%.next` method\n// https://tc39.github.io/ecma262/#sec-%stringiteratorprototype%.next\n}, function next() {\n var state = getInternalState(this);\n var string = state.string;\n var index = state.index;\n var point;\n if (index >= string.length) return { value: undefined, done: true };\n point = codePointAt(string, index, true);\n state.index += point.length;\n return { value: point, done: false };\n});\n","var requireObjectCoercible = require('../internals/require-object-coercible');\nvar quot = /\"/g;\n\n// B.2.3.2.1 CreateHTML(string, tag, attribute, value)\n// https://tc39.github.io/ecma262/#sec-createhtml\nmodule.exports = function (string, tag, attribute, value) {\n var S = String(requireObjectCoercible(string));\n var p1 = '<' + tag;\n if (attribute !== '') p1 += ' ' + attribute + '=\"' + String(value).replace(quot, '"') + '\"';\n return p1 + '>' + S + '';\n};\n","var fails = require('../internals/fails');\n\n// check the existence of a method, lowercase\n// of a tag and escaping quotes in arguments\nmodule.exports = function (METHOD_NAME) {\n return fails(function () {\n var test = ''[METHOD_NAME]('\"');\n return test !== test.toLowerCase() || test.split('\"').length > 3;\n });\n};\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('anchor');\n\n// `String.prototype.anchor` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.anchor\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n anchor: function anchor(name) {\n return createHTML(this, 'a', 'name', name);\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('big');\n\n// `String.prototype.big` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.big\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n big: function big() {\n return createHTML(this, 'big', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('blink');\n\n// `String.prototype.blink` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.blink\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n blink: function blink() {\n return createHTML(this, 'blink', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('bold');\n\n// `String.prototype.bold` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.bold\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n bold: function bold() {\n return createHTML(this, 'b', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('fixed');\n\n// `String.prototype.fixed` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.fixed\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n fixed: function fixed() {\n return createHTML(this, 'tt', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('fontcolor');\n\n// `String.prototype.fontcolor` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.fontcolor\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n fontcolor: function fontcolor(color) {\n return createHTML(this, 'font', 'color', color);\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('fontsize');\n\n// `String.prototype.fontsize` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.fontsize\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n fontsize: function fontsize(size) {\n return createHTML(this, 'font', 'size', size);\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('italics');\n\n// `String.prototype.italics` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.italics\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n italics: function italics() {\n return createHTML(this, 'i', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('link');\n\n// `String.prototype.link` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.link\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n link: function link(url) {\n return createHTML(this, 'a', 'href', url);\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('small');\n\n// `String.prototype.small` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.small\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n small: function small() {\n return createHTML(this, 'small', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('strike');\n\n// `String.prototype.strike` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.strike\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n strike: function strike() {\n return createHTML(this, 'strike', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('sub');\n\n// `String.prototype.sub` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.sub\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n sub: function sub() {\n return createHTML(this, 'sub', '', '');\n }\n});\n","'use strict';\nvar createHTML = require('../internals/create-html');\nvar FORCED = require('../internals/forced-string-html-method')('sup');\n\n// `String.prototype.sup` method\n// https://tc39.github.io/ecma262/#sec-string.prototype.sup\nrequire('../internals/export')({ target: 'String', proto: true, forced: FORCED }, {\n sup: function sup() {\n return createHTML(this, 'sup', '', '');\n }\n});\n","var isObject = require('../internals/is-object');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\n\nmodule.exports = function (that, target, C) {\n var S = target.constructor;\n var P;\n if (S !== C && typeof S == 'function' && (P = S.prototype) !== C.prototype && isObject(P) && setPrototypeOf) {\n setPrototypeOf(that, P);\n } return that;\n};\n","var DESCRIPTORS = require('../internals/descriptors');\nvar MATCH = require('../internals/well-known-symbol')('match');\nvar global = require('../internals/global');\nvar isForced = require('../internals/is-forced');\nvar inheritIfRequired = require('../internals/inherit-if-required');\nvar defineProperty = require('../internals/object-define-property').f;\nvar getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar isRegExp = require('../internals/is-regexp');\nvar getFlags = require('../internals/regexp-flags');\nvar redefine = require('../internals/redefine');\nvar fails = require('../internals/fails');\nvar NativeRegExp = global.RegExp;\nvar RegExpPrototype = NativeRegExp.prototype;\nvar re1 = /a/g;\nvar re2 = /a/g;\n\n// \"new\" should create a new object, old webkit bug\nvar CORRECT_NEW = new NativeRegExp(re1) !== re1;\n\nvar FORCED = isForced('RegExp', DESCRIPTORS && (!CORRECT_NEW || fails(function () {\n re2[MATCH] = false;\n // RegExp constructor can alter flags and IsRegExp works correct with @@match\n return NativeRegExp(re1) != re1 || NativeRegExp(re2) == re2 || NativeRegExp(re1, 'i') != '/a/i';\n})));\n\n// `RegExp` constructor\n// https://tc39.github.io/ecma262/#sec-regexp-constructor\nif (FORCED) {\n var RegExpWrapper = function RegExp(pattern, flags) {\n var thisIsRegExp = this instanceof RegExpWrapper;\n var patternIsRegExp = isRegExp(pattern);\n var flagsAreUndefined = flags === undefined;\n return !thisIsRegExp && patternIsRegExp && pattern.constructor === RegExpWrapper && flagsAreUndefined ? pattern\n : inheritIfRequired(CORRECT_NEW\n ? new NativeRegExp(patternIsRegExp && !flagsAreUndefined ? pattern.source : pattern, flags)\n : NativeRegExp((patternIsRegExp = pattern instanceof RegExpWrapper)\n ? pattern.source\n : pattern, patternIsRegExp && flagsAreUndefined ? getFlags.call(pattern) : flags)\n , thisIsRegExp ? this : RegExpPrototype, RegExpWrapper);\n };\n var proxy = function (key) {\n key in RegExpWrapper || defineProperty(RegExpWrapper, key, {\n configurable: true,\n get: function () { return NativeRegExp[key]; },\n set: function (it) { NativeRegExp[key] = it; }\n });\n };\n var keys = getOwnPropertyNames(NativeRegExp);\n var i = 0;\n while (i < keys.length) proxy(keys[i++]);\n RegExpPrototype.constructor = RegExpWrapper;\n RegExpWrapper.prototype = RegExpPrototype;\n redefine(global, 'RegExp', RegExpWrapper);\n}\n\n// https://tc39.github.io/ecma262/#sec-get-regexp-@@species\nrequire('../internals/set-species')('RegExp');\n","'use strict';\n\nvar regexpExec = require('../internals/regexp-exec');\n\nrequire('../internals/export')({ target: 'RegExp', proto: true, forced: /./.exec !== regexpExec }, {\n exec: regexpExec\n});\n","// `RegExp.prototype.flags` getter\n// https://tc39.github.io/ecma262/#sec-get-regexp.prototype.flags\nif (require('../internals/descriptors') && /./g.flags != 'g') {\n require('../internals/object-define-property').f(RegExp.prototype, 'flags', {\n configurable: true,\n get: require('../internals/regexp-flags')\n });\n}\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar fails = require('../internals/fails');\nvar flags = require('../internals/regexp-flags');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar TO_STRING = 'toString';\nvar nativeToString = /./[TO_STRING];\n\nvar NOT_GENERIC = fails(function () { return nativeToString.call({ source: 'a', flags: 'b' }) != '/a/b'; });\n// FF44- RegExp#toString has a wrong name\nvar INCORRECT_NAME = nativeToString.name != TO_STRING;\n\n// `RegExp.prototype.toString` method\n// https://tc39.github.io/ecma262/#sec-regexp.prototype.tostring\nif (NOT_GENERIC || INCORRECT_NAME) {\n require('../internals/redefine')(RegExp.prototype, TO_STRING, function toString() {\n var R = anObject(this);\n return '/'.concat(R.source, '/',\n 'flags' in R ? R.flags : !DESCRIPTORS && R instanceof RegExp ? flags.call(R) : undefined);\n }, { unsafe: true });\n}\n","var nativeParseInt = require('../internals/global').parseInt;\nvar internalStringTrim = require('../internals/string-trim');\nvar whitespaces = require('../internals/whitespaces');\nvar hex = /^[-+]?0[xX]/;\nvar FORCED = nativeParseInt(whitespaces + '08') !== 8 || nativeParseInt(whitespaces + '0x16') !== 22;\n\nmodule.exports = FORCED ? function parseInt(str, radix) {\n var string = internalStringTrim(String(str), 3);\n return nativeParseInt(string, (radix >>> 0) || (hex.test(string) ? 16 : 10));\n} : nativeParseInt;\n","var parseIntImplementation = require('../internals/parse-int');\n\n// `parseInt` method\n// https://tc39.github.io/ecma262/#sec-parseint-string-radix\nrequire('../internals/export')({ global: true, forced: parseInt != parseIntImplementation }, {\n parseInt: parseIntImplementation\n});\n","var nativeParseFloat = require('../internals/global').parseFloat;\nvar internalStringTrim = require('../internals/string-trim');\nvar whitespaces = require('../internals/whitespaces');\nvar FORCED = 1 / nativeParseFloat(whitespaces + '-0') !== -Infinity;\n\nmodule.exports = FORCED ? function parseFloat(str) {\n var string = internalStringTrim(String(str), 3);\n var result = nativeParseFloat(string);\n return result === 0 && string.charAt(0) == '-' ? -0 : result;\n} : nativeParseFloat;\n","var parseFloatImplementation = require('../internals/parse-float');\n\n// `parseFloat` method\n// https://tc39.github.io/ecma262/#sec-parsefloat-string\nrequire('../internals/export')({ global: true, forced: parseFloat != parseFloatImplementation }, {\n parseFloat: parseFloatImplementation\n});\n","'use strict';\nvar global = require('../internals/global');\nvar isForced = require('../internals/is-forced');\nvar has = require('../internals/has');\nvar classof = require('../internals/classof-raw');\nvar inheritIfRequired = require('../internals/inherit-if-required');\nvar toPrimitive = require('../internals/to-primitive');\nvar fails = require('../internals/fails');\nvar getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar defineProperty = require('../internals/object-define-property').f;\nvar internalStringTrim = require('../internals/string-trim');\nvar NUMBER = 'Number';\nvar NativeNumber = global[NUMBER];\nvar NumberPrototype = NativeNumber.prototype;\n\n// Opera ~12 has broken Object#toString\nvar BROKEN_CLASSOF = classof(require('../internals/object-create')(NumberPrototype)) == NUMBER;\nvar NATIVE_TRIM = 'trim' in String.prototype;\n\n// `ToNumber` abstract operation\n// https://tc39.github.io/ecma262/#sec-tonumber\nvar toNumber = function (argument) {\n var it = toPrimitive(argument, false);\n var first, third, radix, maxCode, digits, length, i, code;\n if (typeof it == 'string' && it.length > 2) {\n it = NATIVE_TRIM ? it.trim() : internalStringTrim(it, 3);\n first = it.charCodeAt(0);\n if (first === 43 || first === 45) {\n third = it.charCodeAt(2);\n if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix\n } else if (first === 48) {\n switch (it.charCodeAt(1)) {\n case 66: case 98: radix = 2; maxCode = 49; break; // fast equal of /^0b[01]+$/i\n case 79: case 111: radix = 8; maxCode = 55; break; // fast equal of /^0o[0-7]+$/i\n default: return +it;\n }\n digits = it.slice(2);\n length = digits.length;\n for (i = 0; i < length; i++) {\n code = digits.charCodeAt(i);\n // parseInt parses a string to a first unavailable symbol\n // but ToNumber should return NaN if a string contains unavailable symbols\n if (code < 48 || code > maxCode) return NaN;\n } return parseInt(digits, radix);\n }\n } return +it;\n};\n\n// `Number` constructor\n// https://tc39.github.io/ecma262/#sec-number-constructor\nif (isForced(NUMBER, !NativeNumber(' 0o1') || !NativeNumber('0b1') || NativeNumber('+0x1'))) {\n var NumberWrapper = function Number(value) {\n var it = arguments.length < 1 ? 0 : value;\n var that = this;\n return that instanceof NumberWrapper\n // check on 1..constructor(foo) case\n && (BROKEN_CLASSOF ? fails(function () { NumberPrototype.valueOf.call(that); }) : classof(that) != NUMBER)\n ? inheritIfRequired(new NativeNumber(toNumber(it)), that, NumberWrapper) : toNumber(it);\n };\n for (var keys = require('../internals/descriptors') ? getOwnPropertyNames(NativeNumber) : (\n // ES3:\n 'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +\n // ES2015 (in case, if modules with ES2015 Number statics required before):\n 'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +\n 'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'\n ).split(','), j = 0, key; keys.length > j; j++) {\n if (has(NativeNumber, key = keys[j]) && !has(NumberWrapper, key)) {\n defineProperty(NumberWrapper, key, getOwnPropertyDescriptor(NativeNumber, key));\n }\n }\n NumberWrapper.prototype = NumberPrototype;\n NumberPrototype.constructor = NumberWrapper;\n require('../internals/redefine')(global, NUMBER, NumberWrapper);\n}\n","// `Number.EPSILON` constant\n// https://tc39.github.io/ecma262/#sec-number.epsilon\nrequire('../internals/export')({ target: 'Number', stat: true }, { EPSILON: Math.pow(2, -52) });\n","var globalIsFinite = require('../internals/global').isFinite;\n\n// `Number.isFinite` method\n// https://tc39.github.io/ecma262/#sec-number.isfinite\nmodule.exports = Number.isFinite || function isFinite(it) {\n return typeof it == 'number' && globalIsFinite(it);\n};\n","// `Number.isFinite` method\n// https://tc39.github.io/ecma262/#sec-number.isfinite\nrequire('../internals/export')({ target: 'Number', stat: true }, {\n isFinite: require('../internals/number-is-finite')\n});\n","var isObject = require('../internals/is-object');\nvar floor = Math.floor;\n\n// `Number.isInteger` method implementation\n// https://tc39.github.io/ecma262/#sec-number.isinteger\nmodule.exports = function isInteger(it) {\n return !isObject(it) && isFinite(it) && floor(it) === it;\n};\n","// `Number.isInteger` method\n// https://tc39.github.io/ecma262/#sec-number.isinteger\nrequire('../internals/export')({ target: 'Number', stat: true }, {\n isInteger: require('../internals/is-integer')\n});\n","// `Number.isNaN` method\n// https://tc39.github.io/ecma262/#sec-number.isnan\nrequire('../internals/export')({ target: 'Number', stat: true }, {\n isNaN: function isNaN(number) {\n // eslint-disable-next-line no-self-compare\n return number != number;\n }\n});\n","var isInteger = require('../internals/is-integer');\nvar abs = Math.abs;\n\n// `Number.isSafeInteger` method\n// https://tc39.github.io/ecma262/#sec-number.issafeinteger\nrequire('../internals/export')({ target: 'Number', stat: true }, {\n isSafeInteger: function isSafeInteger(number) {\n return isInteger(number) && abs(number) <= 0x1FFFFFFFFFFFFF;\n }\n});\n","// `Number.MAX_SAFE_INTEGER` constant\n// https://tc39.github.io/ecma262/#sec-number.max_safe_integer\nrequire('../internals/export')({ target: 'Number', stat: true }, { MAX_SAFE_INTEGER: 0x1FFFFFFFFFFFFF });\n","// `Number.MIN_SAFE_INTEGER` constant\n// https://tc39.github.io/ecma262/#sec-number.min_safe_integer\nrequire('../internals/export')({ target: 'Number', stat: true }, { MIN_SAFE_INTEGER: -0x1FFFFFFFFFFFFF });\n","var parseFloat = require('../internals/parse-float');\n\n// `Number.parseFloat` method\n// https://tc39.github.io/ecma262/#sec-number.parseFloat\nrequire('../internals/export')({ target: 'Number', stat: true, forced: Number.parseFloat != parseFloat }, {\n parseFloat: parseFloat\n});\n","var parseInt = require('../internals/parse-int');\n\n// `Number.parseInt` method\n// https://tc39.github.io/ecma262/#sec-number.parseint\nrequire('../internals/export')({ target: 'Number', stat: true, forced: Number.parseInt != parseInt }, {\n parseInt: parseInt\n});\n","var classof = require('../internals/classof-raw');\n\n// `thisNumberValue` abstract operation\n// https://tc39.github.io/ecma262/#sec-thisnumbervalue\nmodule.exports = function (value) {\n if (typeof value != 'number' && classof(value) != 'Number') {\n throw TypeError('Incorrect invocation');\n }\n return +value;\n};\n","'use strict';\nvar toInteger = require('../internals/to-integer');\nvar thisNumberValue = require('../internals/this-number-value');\nvar repeat = require('../internals/string-repeat');\nvar nativeToFixed = 1.0.toFixed;\nvar floor = Math.floor;\nvar data = [0, 0, 0, 0, 0, 0];\n\nvar multiply = function (n, c) {\n var i = -1;\n var c2 = c;\n while (++i < 6) {\n c2 += n * data[i];\n data[i] = c2 % 1e7;\n c2 = floor(c2 / 1e7);\n }\n};\n\nvar divide = function (n) {\n var i = 6;\n var c = 0;\n while (--i >= 0) {\n c += data[i];\n data[i] = floor(c / n);\n c = (c % n) * 1e7;\n }\n};\n\nvar numToString = function () {\n var i = 6;\n var s = '';\n while (--i >= 0) {\n if (s !== '' || i === 0 || data[i] !== 0) {\n var t = String(data[i]);\n s = s === '' ? t : s + repeat.call('0', 7 - t.length) + t;\n }\n } return s;\n};\n\nvar pow = function (x, n, acc) {\n return n === 0 ? acc : n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc);\n};\n\nvar log = function (x) {\n var n = 0;\n var x2 = x;\n while (x2 >= 4096) {\n n += 12;\n x2 /= 4096;\n }\n while (x2 >= 2) {\n n += 1;\n x2 /= 2;\n } return n;\n};\n\n// `Number.prototype.toFixed` method\n// https://tc39.github.io/ecma262/#sec-number.prototype.tofixed\nrequire('../internals/export')({ target: 'Number', proto: true, forced: nativeToFixed && (\n 0.00008.toFixed(3) !== '0.000' ||\n 0.9.toFixed(0) !== '1' ||\n 1.255.toFixed(2) !== '1.25' ||\n 1000000000000000128.0.toFixed(0) !== '1000000000000000128'\n) || !require('../internals/fails')(function () {\n // V8 ~ Android 4.3-\n nativeToFixed.call({});\n}) }, {\n toFixed: function toFixed(fractionDigits) {\n var x = thisNumberValue(this);\n var f = toInteger(fractionDigits);\n var s = '';\n var m = '0';\n var e, z, j, k;\n if (f < 0 || f > 20) throw RangeError('Incorrect fraction digits');\n // eslint-disable-next-line no-self-compare\n if (x != x) return 'NaN';\n if (x <= -1e21 || x >= 1e21) return String(x);\n if (x < 0) {\n s = '-';\n x = -x;\n }\n if (x > 1e-21) {\n e = log(x * pow(2, 69, 1)) - 69;\n z = e < 0 ? x * pow(2, -e, 1) : x / pow(2, e, 1);\n z *= 0x10000000000000;\n e = 52 - e;\n if (e > 0) {\n multiply(0, z);\n j = f;\n while (j >= 7) {\n multiply(1e7, 0);\n j -= 7;\n }\n multiply(pow(10, j, 1), 0);\n j = e - 1;\n while (j >= 23) {\n divide(1 << 23);\n j -= 23;\n }\n divide(1 << j);\n multiply(1, 1);\n divide(2);\n m = numToString();\n } else {\n multiply(0, z);\n multiply(1 << -e, 0);\n m = numToString() + repeat.call('0', f);\n }\n }\n if (f > 0) {\n k = m.length;\n m = s + (k <= f ? '0.' + repeat.call('0', f - k) + m : m.slice(0, k - f) + '.' + m.slice(k - f));\n } else {\n m = s + m;\n } return m;\n }\n});\n","'use strict';\nvar fails = require('../internals/fails');\nvar thisNumberValue = require('../internals/this-number-value');\nvar nativeToPrecision = 1.0.toPrecision;\n\n// `Number.prototype.toPrecision` method\n// https://tc39.github.io/ecma262/#sec-number.prototype.toprecision\nrequire('../internals/export')({ target: 'Number', proto: true, forced: fails(function () {\n // IE7-\n return nativeToPrecision.call(1, undefined) !== '1';\n}) || !fails(function () {\n // V8 ~ Android 4.3-\n nativeToPrecision.call({});\n}) }, {\n toPrecision: function toPrecision(precision) {\n return precision === undefined\n ? nativeToPrecision.call(thisNumberValue(this))\n : nativeToPrecision.call(thisNumberValue(this), precision);\n }\n});\n","// `Math.log1p` method implementation\n// https://tc39.github.io/ecma262/#sec-math.log1p\nmodule.exports = Math.log1p || function log1p(x) {\n return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : Math.log(1 + x);\n};\n","var log1p = require('../internals/math-log1p');\nvar nativeAcosh = Math.acosh;\nvar log = Math.log;\nvar sqrt = Math.sqrt;\nvar LN2 = Math.LN2;\n\nvar FORCED = !nativeAcosh\n // V8 bug: https://code.google.com/p/v8/issues/detail?id=3509\n || Math.floor(nativeAcosh(Number.MAX_VALUE)) != 710\n // Tor Browser bug: Math.acosh(Infinity) -> NaN\n || nativeAcosh(Infinity) != Infinity;\n\n// `Math.acosh` method\n// https://tc39.github.io/ecma262/#sec-math.acosh\nrequire('../internals/export')({ target: 'Math', stat: true, forced: FORCED }, {\n acosh: function acosh(x) {\n return (x = +x) < 1 ? NaN : x > 94906265.62425156\n ? log(x) + LN2\n : log1p(x - 1 + sqrt(x - 1) * sqrt(x + 1));\n }\n});\n","var nativeAsinh = Math.asinh;\nvar log = Math.log;\nvar sqrt = Math.sqrt;\n\nfunction asinh(x) {\n return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : log(x + sqrt(x * x + 1));\n}\n\n// `Math.asinh` method\n// https://tc39.github.io/ecma262/#sec-math.asinh\n// Tor Browser bug: Math.asinh(0) -> -0\nrequire('../internals/export')({ target: 'Math', stat: true, forced: !(nativeAsinh && 1 / nativeAsinh(0) > 0) }, {\n asinh: asinh\n});\n","var nativeAtanh = Math.atanh;\nvar log = Math.log;\n\n// `Math.atanh` method\n// https://tc39.github.io/ecma262/#sec-math.atanh\n// Tor Browser bug: Math.atanh(-0) -> 0\nrequire('../internals/export')({ target: 'Math', stat: true, forced: !(nativeAtanh && 1 / nativeAtanh(-0) < 0) }, {\n atanh: function atanh(x) {\n return (x = +x) == 0 ? x : log((1 + x) / (1 - x)) / 2;\n }\n});\n","// `Math.sign` method implementation\n// https://tc39.github.io/ecma262/#sec-math.sign\nmodule.exports = Math.sign || function sign(x) {\n // eslint-disable-next-line no-self-compare\n return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;\n};\n","var sign = require('../internals/math-sign');\nvar abs = Math.abs;\nvar pow = Math.pow;\n\n// `Math.cbrt` method\n// https://tc39.github.io/ecma262/#sec-math.cbrt\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n cbrt: function cbrt(x) {\n return sign(x = +x) * pow(abs(x), 1 / 3);\n }\n});\n","var floor = Math.floor;\nvar log = Math.log;\nvar LOG2E = Math.LOG2E;\n\n// `Math.clz32` method\n// https://tc39.github.io/ecma262/#sec-math.clz32\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n clz32: function clz32(x) {\n return (x >>>= 0) ? 31 - floor(log(x + 0.5) * LOG2E) : 32;\n }\n});\n","var nativeExpm1 = Math.expm1;\n\n// `Math.expm1` method implementation\n// https://tc39.github.io/ecma262/#sec-math.expm1\nmodule.exports = (!nativeExpm1\n // Old FF bug\n || nativeExpm1(10) > 22025.465794806719 || nativeExpm1(10) < 22025.4657948067165168\n // Tor Browser bug\n || nativeExpm1(-2e-17) != -2e-17\n) ? function expm1(x) {\n return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : Math.exp(x) - 1;\n} : nativeExpm1;\n","var expm1 = require('../internals/math-expm1');\nvar nativeCosh = Math.cosh;\nvar abs = Math.abs;\nvar E = Math.E;\n\n// `Math.cosh` method\n// https://tc39.github.io/ecma262/#sec-math.cosh\nrequire('../internals/export')({ target: 'Math', stat: true, forced: !nativeCosh || nativeCosh(710) === Infinity }, {\n cosh: function cosh(x) {\n var t = expm1(abs(x) - 1) + 1;\n return (t + 1 / (t * E * E)) * (E / 2);\n }\n});\n","var expm1Implementation = require('../internals/math-expm1');\n\n// `Math.expm1` method\n// https://tc39.github.io/ecma262/#sec-math.expm1\nrequire('../internals/export')({ target: 'Math', stat: true, forced: expm1Implementation != Math.expm1 }, {\n expm1: expm1Implementation\n});\n","var sign = require('../internals/math-sign');\nvar pow = Math.pow;\nvar EPSILON = pow(2, -52);\nvar EPSILON32 = pow(2, -23);\nvar MAX32 = pow(2, 127) * (2 - EPSILON32);\nvar MIN32 = pow(2, -126);\n\nvar roundTiesToEven = function (n) {\n return n + 1 / EPSILON - 1 / EPSILON;\n};\n\n// `Math.fround` method implementation\n// https://tc39.github.io/ecma262/#sec-math.fround\nmodule.exports = Math.fround || function fround(x) {\n var $abs = Math.abs(x);\n var $sign = sign(x);\n var a, result;\n if ($abs < MIN32) return $sign * roundTiesToEven($abs / MIN32 / EPSILON32) * MIN32 * EPSILON32;\n a = (1 + EPSILON32 / EPSILON) * $abs;\n result = a - (a - $abs);\n // eslint-disable-next-line no-self-compare\n if (result > MAX32 || result != result) return $sign * Infinity;\n return $sign * result;\n};\n","// `Math.fround` method\n// https://tc39.github.io/ecma262/#sec-math.fround\nrequire('../internals/export')({ target: 'Math', stat: true }, { fround: require('../internals/math-fround') });\n","var abs = Math.abs;\nvar sqrt = Math.sqrt;\n\n// `Math.hypot` method\n// https://tc39.github.io/ecma262/#sec-math.hypot\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n hypot: function hypot(value1, value2) { // eslint-disable-line no-unused-vars\n var sum = 0;\n var i = 0;\n var aLen = arguments.length;\n var larg = 0;\n var arg, div;\n while (i < aLen) {\n arg = abs(arguments[i++]);\n if (larg < arg) {\n div = larg / arg;\n sum = sum * div * div + 1;\n larg = arg;\n } else if (arg > 0) {\n div = arg / larg;\n sum += div * div;\n } else sum += arg;\n }\n return larg === Infinity ? Infinity : larg * sqrt(sum);\n }\n});\n","var nativeImul = Math.imul;\n\nvar FORCED = require('../internals/fails')(function () {\n return nativeImul(0xFFFFFFFF, 5) != -5 || nativeImul.length != 2;\n});\n\n// `Math.imul` method\n// https://tc39.github.io/ecma262/#sec-math.imul\n// some WebKit versions fails with big numbers, some has wrong arity\nrequire('../internals/export')({ target: 'Math', stat: true, forced: FORCED }, {\n imul: function imul(x, y) {\n var UINT16 = 0xFFFF;\n var xn = +x;\n var yn = +y;\n var xl = UINT16 & xn;\n var yl = UINT16 & yn;\n return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);\n }\n});\n","var log = Math.log;\nvar LOG10E = Math.LOG10E;\n\n// `Math.log10` method\n// https://tc39.github.io/ecma262/#sec-math.log10\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n log10: function log10(x) {\n return log(x) * LOG10E;\n }\n});\n","// `Math.log1p` method\n// https://tc39.github.io/ecma262/#sec-math.log1p\nrequire('../internals/export')({ target: 'Math', stat: true }, { log1p: require('../internals/math-log1p') });\n","var log = Math.log;\nvar LN2 = Math.LN2;\n\n// `Math.log2` method\n// https://tc39.github.io/ecma262/#sec-math.log2\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n log2: function log2(x) {\n return log(x) / LN2;\n }\n});\n","// `Math.sign` method\n// https://tc39.github.io/ecma262/#sec-math.sign\nrequire('../internals/export')({ target: 'Math', stat: true }, { sign: require('../internals/math-sign') });\n","var expm1 = require('../internals/math-expm1');\nvar abs = Math.abs;\nvar exp = Math.exp;\nvar E = Math.E;\n\nvar FORCED = require('../internals/fails')(function () {\n return Math.sinh(-2e-17) != -2e-17;\n});\n\n// `Math.sinh` method\n// https://tc39.github.io/ecma262/#sec-math.sinh\n// V8 near Chromium 38 has a problem with very small numbers\nrequire('../internals/export')({ target: 'Math', stat: true, forced: FORCED }, {\n sinh: function sinh(x) {\n return abs(x = +x) < 1 ? (expm1(x) - expm1(-x)) / 2 : (exp(x - 1) - exp(-x - 1)) * (E / 2);\n }\n});\n","var expm1 = require('../internals/math-expm1');\nvar exp = Math.exp;\n\n// `Math.tanh` method\n// https://tc39.github.io/ecma262/#sec-math.tanh\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n tanh: function tanh(x) {\n var a = expm1(x = +x);\n var b = expm1(-x);\n return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));\n }\n});\n","// Math[@@toStringTag] property\n// https://tc39.github.io/ecma262/#sec-math-@@tostringtag\nrequire('../internals/set-to-string-tag')(Math, 'Math', true);\n","var ceil = Math.ceil;\nvar floor = Math.floor;\n\n// `Math.trunc` method\n// https://tc39.github.io/ecma262/#sec-math.trunc\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n trunc: function trunc(it) {\n return (it > 0 ? floor : ceil)(it);\n }\n});\n","// `Date.now` method\n// https://tc39.github.io/ecma262/#sec-date.now\nrequire('../internals/export')({ target: 'Date', stat: true }, {\n now: function now() {\n return new Date().getTime();\n }\n});\n","'use strict';\nvar toObject = require('../internals/to-object');\nvar toPrimitive = require('../internals/to-primitive');\n\nvar FORCED = require('../internals/fails')(function () {\n return new Date(NaN).toJSON() !== null\n || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;\n});\n\n// `Date.prototype.toJSON` method\n// https://tc39.github.io/ecma262/#sec-date.prototype.tojson\nrequire('../internals/export')({ target: 'Date', proto: true, forced: FORCED }, {\n // eslint-disable-next-line no-unused-vars\n toJSON: function toJSON(key) {\n var O = toObject(this);\n var pv = toPrimitive(O);\n return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();\n }\n});\n","'use strict';\nvar fails = require('../internals/fails');\nvar prototype = Date.prototype;\nvar getTime = prototype.getTime;\nvar nativeDateToISOString = prototype.toISOString;\n\nvar leadingZero = function (number) {\n return number > 9 ? number : '0' + number;\n};\n\n// `Date.prototype.toISOString` method implementation\n// https://tc39.github.io/ecma262/#sec-date.prototype.toisostring\n// PhantomJS / old WebKit fails here:\nmodule.exports = (fails(function () {\n return nativeDateToISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';\n}) || !fails(function () {\n nativeDateToISOString.call(new Date(NaN));\n})) ? function toISOString() {\n if (!isFinite(getTime.call(this))) throw RangeError('Invalid time value');\n var date = this;\n var year = date.getUTCFullYear();\n var milliseconds = date.getUTCMilliseconds();\n var sign = year < 0 ? '-' : year > 9999 ? '+' : '';\n return sign + ('00000' + Math.abs(year)).slice(sign ? -6 : -4) +\n '-' + leadingZero(date.getUTCMonth() + 1) +\n '-' + leadingZero(date.getUTCDate()) +\n 'T' + leadingZero(date.getUTCHours()) +\n ':' + leadingZero(date.getUTCMinutes()) +\n ':' + leadingZero(date.getUTCSeconds()) +\n '.' + (milliseconds > 99 ? milliseconds : '0' + leadingZero(milliseconds)) +\n 'Z';\n} : nativeDateToISOString;\n","var toISOString = require('../internals/date-to-iso-string');\n\n// `Date.prototype.toISOString` method\n// https://tc39.github.io/ecma262/#sec-date.prototype.toisostring\n// PhantomJS / old WebKit has a broken implementations\nrequire('../internals/export')({ target: 'Date', proto: true, forced: Date.prototype.toISOString !== toISOString }, {\n toISOString: toISOString\n});\n","var DatePrototype = Date.prototype;\nvar INVALID_DATE = 'Invalid Date';\nvar TO_STRING = 'toString';\nvar nativeDateToString = DatePrototype[TO_STRING];\nvar getTime = DatePrototype.getTime;\n\n// `Date.prototype.toString` method\n// https://tc39.github.io/ecma262/#sec-date.prototype.tostring\nif (new Date(NaN) + '' != INVALID_DATE) {\n require('../internals/redefine')(DatePrototype, TO_STRING, function toString() {\n var value = getTime.call(this);\n // eslint-disable-next-line no-self-compare\n return value === value ? nativeDateToString.call(this) : INVALID_DATE;\n });\n}\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar toPrimitive = require('../internals/to-primitive');\n\nmodule.exports = function (hint) {\n if (hint !== 'string' && hint !== 'number' && hint !== 'default') {\n throw TypeError('Incorrect hint');\n } return toPrimitive(anObject(this), hint !== 'number');\n};\n","var hide = require('../internals/hide');\nvar TO_PRIMITIVE = require('../internals/well-known-symbol')('toPrimitive');\nvar dateToPrimitive = require('../internals/date-to-primitive');\nvar DatePrototype = Date.prototype;\n\n// `Date.prototype[@@toPrimitive]` method\n// https://tc39.github.io/ecma262/#sec-date.prototype-@@toprimitive\nif (!(TO_PRIMITIVE in DatePrototype)) hide(DatePrototype, TO_PRIMITIVE, dateToPrimitive);\n","// JSON[@@toStringTag] property\n// https://tc39.github.io/ecma262/#sec-json-@@tostringtag\nrequire('../internals/set-to-string-tag')(require('../internals/global').JSON, 'JSON', true);\n","module.exports = function (it, Constructor, name) {\n if (!(it instanceof Constructor)) {\n throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');\n } return it;\n};\n","var global = require('../internals/global');\nvar classof = require('../internals/classof-raw');\nvar bind = require('../internals/bind-context');\nvar html = require('../internals/html');\nvar createElement = require('../internals/document-create-element');\nvar set = global.setImmediate;\nvar clear = global.clearImmediate;\nvar process = global.process;\nvar MessageChannel = global.MessageChannel;\nvar Dispatch = global.Dispatch;\nvar counter = 0;\nvar queue = {};\nvar ONREADYSTATECHANGE = 'onreadystatechange';\nvar defer, channel, port;\n\nvar run = function () {\n var id = +this;\n // eslint-disable-next-line no-prototype-builtins\n if (queue.hasOwnProperty(id)) {\n var fn = queue[id];\n delete queue[id];\n fn();\n }\n};\n\nvar listener = function (event) {\n run.call(event.data);\n};\n\n// Node.js 0.9+ & IE10+ has setImmediate, otherwise:\nif (!set || !clear) {\n set = function setImmediate(fn) {\n var args = [];\n var i = 1;\n while (arguments.length > i) args.push(arguments[i++]);\n queue[++counter] = function () {\n // eslint-disable-next-line no-new-func\n (typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);\n };\n defer(counter);\n return counter;\n };\n clear = function clearImmediate(id) {\n delete queue[id];\n };\n // Node.js 0.8-\n if (classof(process) == 'process') {\n defer = function (id) {\n process.nextTick(bind(run, id, 1));\n };\n // Sphere (JS game engine) Dispatch API\n } else if (Dispatch && Dispatch.now) {\n defer = function (id) {\n Dispatch.now(bind(run, id, 1));\n };\n // Browsers with MessageChannel, includes WebWorkers\n } else if (MessageChannel) {\n channel = new MessageChannel();\n port = channel.port2;\n channel.port1.onmessage = listener;\n defer = bind(port.postMessage, port, 1);\n // Browsers with postMessage, skip WebWorkers\n // IE8 has postMessage, but it's sync & typeof its postMessage is 'object'\n } else if (global.addEventListener && typeof postMessage == 'function' && !global.importScripts) {\n defer = function (id) {\n global.postMessage(id + '', '*');\n };\n global.addEventListener('message', listener, false);\n // IE8-\n } else if (ONREADYSTATECHANGE in createElement('script')) {\n defer = function (id) {\n html.appendChild(createElement('script'))[ONREADYSTATECHANGE] = function () {\n html.removeChild(this);\n run.call(id);\n };\n };\n // Rest old browsers\n } else {\n defer = function (id) {\n setTimeout(bind(run, id, 1), 0);\n };\n }\n}\n\nmodule.exports = {\n set: set,\n clear: clear\n};\n","var global = require('../internals/global');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar classof = require('../internals/classof-raw');\nvar macrotask = require('../internals/task').set;\nvar userAgent = require('../internals/user-agent');\nvar MutationObserver = global.MutationObserver || global.WebKitMutationObserver;\nvar process = global.process;\nvar Promise = global.Promise;\nvar IS_NODE = classof(process) == 'process';\n// Node.js 11 shows ExperimentalWarning on getting `queueMicrotask`\nvar queueMicrotaskDescriptor = getOwnPropertyDescriptor(global, 'queueMicrotask');\nvar queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;\n\nvar flush, head, last, notify, toggle, node, promise;\n\n// modern engines have queueMicrotask method\nif (!queueMicrotask) {\n flush = function () {\n var parent, fn;\n if (IS_NODE && (parent = process.domain)) parent.exit();\n while (head) {\n fn = head.fn;\n head = head.next;\n try {\n fn();\n } catch (error) {\n if (head) notify();\n else last = undefined;\n throw error;\n }\n } last = undefined;\n if (parent) parent.enter();\n };\n\n // Node.js\n if (IS_NODE) {\n notify = function () {\n process.nextTick(flush);\n };\n // browsers with MutationObserver, except iOS - https://github.com/zloirock/core-js/issues/339\n } else if (MutationObserver && !/(iPhone|iPod|iPad).*AppleWebKit/i.test(userAgent)) {\n toggle = true;\n node = document.createTextNode('');\n new MutationObserver(flush).observe(node, { characterData: true }); // eslint-disable-line no-new\n notify = function () {\n node.data = toggle = !toggle;\n };\n // environments with maybe non-completely correct, but existent Promise\n } else if (Promise && Promise.resolve) {\n // Promise.resolve without an argument throws an error in LG WebOS 2\n promise = Promise.resolve(undefined);\n notify = function () {\n promise.then(flush);\n };\n // for other environments - macrotask based on:\n // - setImmediate\n // - MessageChannel\n // - window.postMessag\n // - onreadystatechange\n // - setTimeout\n } else {\n notify = function () {\n // strange IE + webpack dev server bug - use .call(global)\n macrotask.call(global, flush);\n };\n }\n}\n\nmodule.exports = queueMicrotask || function (fn) {\n var task = { fn: fn, next: undefined };\n if (last) last.next = task;\n if (!head) {\n head = task;\n notify();\n } last = task;\n};\n","'use strict';\nvar PROMISE = 'Promise';\nvar IS_PURE = require('../internals/is-pure');\nvar global = require('../internals/global');\nvar $export = require('../internals/export');\nvar isObject = require('../internals/is-object');\nvar aFunction = require('../internals/a-function');\nvar anInstance = require('../internals/an-instance');\nvar classof = require('../internals/classof-raw');\nvar iterate = require('../internals/iterate');\nvar checkCorrectnessOfIteration = require('../internals/check-correctness-of-iteration');\nvar speciesConstructor = require('../internals/species-constructor');\nvar task = require('../internals/task').set;\nvar microtask = require('../internals/microtask');\nvar promiseResolve = require('../internals/promise-resolve');\nvar hostReportErrors = require('../internals/host-report-errors');\nvar newPromiseCapabilityModule = require('../internals/new-promise-capability');\nvar perform = require('../internals/perform');\nvar userAgent = require('../internals/user-agent');\nvar SPECIES = require('../internals/well-known-symbol')('species');\nvar InternalStateModule = require('../internals/internal-state');\nvar isForced = require('../internals/is-forced');\nvar getInternalState = InternalStateModule.get;\nvar setInternalState = InternalStateModule.set;\nvar getInternalPromiseState = InternalStateModule.getterFor(PROMISE);\nvar PromiseConstructor = global[PROMISE];\nvar TypeError = global.TypeError;\nvar document = global.document;\nvar process = global.process;\nvar $fetch = global.fetch;\nvar versions = process && process.versions;\nvar v8 = versions && versions.v8 || '';\nvar newPromiseCapability = newPromiseCapabilityModule.f;\nvar newGenericPromiseCapability = newPromiseCapability;\nvar IS_NODE = classof(process) == 'process';\nvar DISPATCH_EVENT = !!(document && document.createEvent && global.dispatchEvent);\nvar UNHANDLED_REJECTION = 'unhandledrejection';\nvar REJECTION_HANDLED = 'rejectionhandled';\nvar PENDING = 0;\nvar FULFILLED = 1;\nvar REJECTED = 2;\nvar HANDLED = 1;\nvar UNHANDLED = 2;\nvar Internal, OwnPromiseCapability, PromiseWrapper;\n\nvar FORCED = isForced(PROMISE, function () {\n // correct subclassing with @@species support\n var promise = PromiseConstructor.resolve(1);\n var empty = function () { /* empty */ };\n var FakePromise = (promise.constructor = {})[SPECIES] = function (exec) {\n exec(empty, empty);\n };\n // unhandled rejections tracking support, NodeJS Promise without it fails @@species test\n return !((IS_NODE || typeof PromiseRejectionEvent == 'function')\n && (!IS_PURE || promise['finally'])\n && promise.then(empty) instanceof FakePromise\n // v8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables\n // https://bugs.chromium.org/p/chromium/issues/detail?id=830565\n // we can't detect it synchronously, so just check versions\n && v8.indexOf('6.6') !== 0\n && userAgent.indexOf('Chrome/66') === -1);\n});\n\nvar INCORRECT_ITERATION = FORCED || !checkCorrectnessOfIteration(function (iterable) {\n PromiseConstructor.all(iterable)['catch'](function () { /* empty */ });\n});\n\n// helpers\nvar isThenable = function (it) {\n var then;\n return isObject(it) && typeof (then = it.then) == 'function' ? then : false;\n};\n\nvar notify = function (promise, state, isReject) {\n if (state.notified) return;\n state.notified = true;\n var chain = state.reactions;\n microtask(function () {\n var value = state.value;\n var ok = state.state == FULFILLED;\n var i = 0;\n var run = function (reaction) {\n var handler = ok ? reaction.ok : reaction.fail;\n var resolve = reaction.resolve;\n var reject = reaction.reject;\n var domain = reaction.domain;\n var result, then, exited;\n try {\n if (handler) {\n if (!ok) {\n if (state.rejection === UNHANDLED) onHandleUnhandled(promise, state);\n state.rejection = HANDLED;\n }\n if (handler === true) result = value;\n else {\n if (domain) domain.enter();\n result = handler(value); // may throw\n if (domain) {\n domain.exit();\n exited = true;\n }\n }\n if (result === reaction.promise) {\n reject(TypeError('Promise-chain cycle'));\n } else if (then = isThenable(result)) {\n then.call(result, resolve, reject);\n } else resolve(result);\n } else reject(value);\n } catch (error) {\n if (domain && !exited) domain.exit();\n reject(error);\n }\n };\n while (chain.length > i) run(chain[i++]); // variable length - can't use forEach\n state.reactions = [];\n state.notified = false;\n if (isReject && !state.rejection) onUnhandled(promise, state);\n });\n};\n\nvar dispatchEvent = function (name, promise, reason) {\n var event, handler;\n if (DISPATCH_EVENT) {\n event = document.createEvent('Event');\n event.promise = promise;\n event.reason = reason;\n event.initEvent(name, false, true);\n global.dispatchEvent(event);\n } else event = { promise: promise, reason: reason };\n if (handler = global['on' + name]) handler(event);\n else if (name === UNHANDLED_REJECTION) hostReportErrors('Unhandled promise rejection', reason);\n};\n\nvar onUnhandled = function (promise, state) {\n task.call(global, function () {\n var value = state.value;\n var IS_UNHANDLED = isUnhandled(state);\n var result;\n if (IS_UNHANDLED) {\n result = perform(function () {\n if (IS_NODE) {\n process.emit('unhandledRejection', value, promise);\n } else dispatchEvent(UNHANDLED_REJECTION, promise, value);\n });\n // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should\n state.rejection = IS_NODE || isUnhandled(state) ? UNHANDLED : HANDLED;\n if (result.error) throw result.value;\n }\n });\n};\n\nvar isUnhandled = function (state) {\n return state.rejection !== HANDLED && !state.parent;\n};\n\nvar onHandleUnhandled = function (promise, state) {\n task.call(global, function () {\n if (IS_NODE) {\n process.emit('rejectionHandled', promise);\n } else dispatchEvent(REJECTION_HANDLED, promise, state.value);\n });\n};\n\nvar bind = function (fn, promise, state, unwrap) {\n return function (value) {\n fn(promise, state, value, unwrap);\n };\n};\n\nvar internalReject = function (promise, state, value, unwrap) {\n if (state.done) return;\n state.done = true;\n if (unwrap) state = unwrap;\n state.value = value;\n state.state = REJECTED;\n notify(promise, state, true);\n};\n\nvar internalResolve = function (promise, state, value, unwrap) {\n if (state.done) return;\n state.done = true;\n if (unwrap) state = unwrap;\n try {\n if (promise === value) throw TypeError(\"Promise can't be resolved itself\");\n var then = isThenable(value);\n if (then) {\n microtask(function () {\n var wrapper = { done: false };\n try {\n then.call(value,\n bind(internalResolve, promise, wrapper, state),\n bind(internalReject, promise, wrapper, state)\n );\n } catch (error) {\n internalReject(promise, wrapper, error, state);\n }\n });\n } else {\n state.value = value;\n state.state = FULFILLED;\n notify(promise, state, false);\n }\n } catch (error) {\n internalReject(promise, { done: false }, error, state);\n }\n};\n\n// constructor polyfill\nif (FORCED) {\n // 25.4.3.1 Promise(executor)\n PromiseConstructor = function Promise(executor) {\n anInstance(this, PromiseConstructor, PROMISE);\n aFunction(executor);\n Internal.call(this);\n var state = getInternalState(this);\n try {\n executor(bind(internalResolve, this, state), bind(internalReject, this, state));\n } catch (error) {\n internalReject(this, state, error);\n }\n };\n // eslint-disable-next-line no-unused-vars\n Internal = function Promise(executor) {\n setInternalState(this, {\n type: PROMISE,\n done: false,\n notified: false,\n parent: false,\n reactions: [],\n rejection: false,\n state: PENDING,\n value: undefined\n });\n };\n Internal.prototype = require('../internals/redefine-all')(PromiseConstructor.prototype, {\n // `Promise.prototype.then` method\n // https://tc39.github.io/ecma262/#sec-promise.prototype.then\n then: function then(onFulfilled, onRejected) {\n var state = getInternalPromiseState(this);\n var reaction = newPromiseCapability(speciesConstructor(this, PromiseConstructor));\n reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;\n reaction.fail = typeof onRejected == 'function' && onRejected;\n reaction.domain = IS_NODE ? process.domain : undefined;\n state.parent = true;\n state.reactions.push(reaction);\n if (state.state != PENDING) notify(this, state, false);\n return reaction.promise;\n },\n // `Promise.prototype.catch` method\n // https://tc39.github.io/ecma262/#sec-promise.prototype.catch\n 'catch': function (onRejected) {\n return this.then(undefined, onRejected);\n }\n });\n OwnPromiseCapability = function () {\n var promise = new Internal();\n var state = getInternalState(promise);\n this.promise = promise;\n this.resolve = bind(internalResolve, promise, state);\n this.reject = bind(internalReject, promise, state);\n };\n newPromiseCapabilityModule.f = newPromiseCapability = function (C) {\n return C === PromiseConstructor || C === PromiseWrapper\n ? new OwnPromiseCapability(C)\n : newGenericPromiseCapability(C);\n };\n\n // wrap fetch result\n if (!IS_PURE && typeof $fetch == 'function') $export({ global: true, enumerable: true, forced: true }, {\n // eslint-disable-next-line no-unused-vars\n fetch: function fetch(input) {\n return promiseResolve(PromiseConstructor, $fetch.apply(global, arguments));\n }\n });\n}\n\n$export({ global: true, wrap: true, forced: FORCED }, { Promise: PromiseConstructor });\n\nrequire('../internals/set-to-string-tag')(PromiseConstructor, PROMISE, false, true);\nrequire('../internals/set-species')(PROMISE);\n\nPromiseWrapper = require('../internals/path')[PROMISE];\n\n// statics\n$export({ target: PROMISE, stat: true, forced: FORCED }, {\n // `Promise.reject` method\n // https://tc39.github.io/ecma262/#sec-promise.reject\n reject: function reject(r) {\n var capability = newPromiseCapability(this);\n capability.reject.call(undefined, r);\n return capability.promise;\n }\n});\n\n$export({ target: PROMISE, stat: true, forced: IS_PURE || FORCED }, {\n // `Promise.resolve` method\n // https://tc39.github.io/ecma262/#sec-promise.resolve\n resolve: function resolve(x) {\n return promiseResolve(IS_PURE && this === PromiseWrapper ? PromiseConstructor : this, x);\n }\n});\n\n$export({ target: PROMISE, stat: true, forced: INCORRECT_ITERATION }, {\n // `Promise.all` method\n // https://tc39.github.io/ecma262/#sec-promise.all\n all: function all(iterable) {\n var C = this;\n var capability = newPromiseCapability(C);\n var resolve = capability.resolve;\n var reject = capability.reject;\n var result = perform(function () {\n var values = [];\n var counter = 0;\n var remaining = 1;\n iterate(iterable, function (promise) {\n var index = counter++;\n var alreadyCalled = false;\n values.push(undefined);\n remaining++;\n C.resolve(promise).then(function (value) {\n if (alreadyCalled) return;\n alreadyCalled = true;\n values[index] = value;\n --remaining || resolve(values);\n }, reject);\n });\n --remaining || resolve(values);\n });\n if (result.error) reject(result.value);\n return capability.promise;\n },\n // `Promise.race` method\n // https://tc39.github.io/ecma262/#sec-promise.race\n race: function race(iterable) {\n var C = this;\n var capability = newPromiseCapability(C);\n var reject = capability.reject;\n var result = perform(function () {\n iterate(iterable, function (promise) {\n C.resolve(promise).then(capability.resolve, reject);\n });\n });\n if (result.error) reject(result.value);\n return capability.promise;\n }\n});\n","'use strict';\n// 25.4.1.5 NewPromiseCapability(C)\nvar aFunction = require('../internals/a-function');\n\nvar PromiseCapability = function (C) {\n var resolve, reject;\n this.promise = new C(function ($$resolve, $$reject) {\n if (resolve !== undefined || reject !== undefined) throw TypeError('Bad Promise constructor');\n resolve = $$resolve;\n reject = $$reject;\n });\n this.resolve = aFunction(resolve);\n this.reject = aFunction(reject);\n};\n\nmodule.exports.f = function (C) {\n return new PromiseCapability(C);\n};\n","var anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar newPromiseCapability = require('../internals/new-promise-capability');\n\nmodule.exports = function (C, x) {\n anObject(C);\n if (isObject(x) && x.constructor === C) return x;\n var promiseCapability = newPromiseCapability.f(C);\n var resolve = promiseCapability.resolve;\n resolve(x);\n return promiseCapability.promise;\n};\n","var global = require('../internals/global');\n\nmodule.exports = function (a, b) {\n var console = global.console;\n if (console && console.error) {\n arguments.length === 1 ? console.error(a) : console.error(a, b);\n }\n};\n","module.exports = function (exec) {\n try {\n return { error: false, value: exec() };\n } catch (error) {\n return { error: true, value: error };\n }\n};\n","var redefine = require('../internals/redefine');\n\nmodule.exports = function (target, src, options) {\n for (var key in src) redefine(target, key, src[key], options);\n return target;\n};\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar speciesConstructor = require('../internals/species-constructor');\nvar promiseResolve = require('../internals/promise-resolve');\n\n// `Promise.prototype.finally` method\n// https://tc39.github.io/ecma262/#sec-promise.prototype.finally\nrequire('../internals/export')({ target: 'Promise', proto: true, real: true }, {\n 'finally': function (onFinally) {\n var C = speciesConstructor(this, getBuiltIn('Promise'));\n var isFunction = typeof onFinally == 'function';\n return this.then(\n isFunction ? function (x) {\n return promiseResolve(C, onFinally()).then(function () { return x; });\n } : onFinally,\n isFunction ? function (e) {\n return promiseResolve(C, onFinally()).then(function () { throw e; });\n } : onFinally\n );\n }\n});\n","'use strict';\nvar global = require('../internals/global');\nvar isForced = require('../internals/is-forced');\nvar $export = require('../internals/export');\nvar redefine = require('../internals/redefine');\nvar InternalMetadataModule = require('../internals/internal-metadata');\nvar iterate = require('../internals/iterate');\nvar anInstance = require('../internals/an-instance');\nvar isObject = require('../internals/is-object');\nvar fails = require('../internals/fails');\nvar checkCorrectnessOfIteration = require('../internals/check-correctness-of-iteration');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar inheritIfRequired = require('../internals/inherit-if-required');\n\nmodule.exports = function (CONSTRUCTOR_NAME, wrapper, common, IS_MAP, IS_WEAK) {\n var NativeConstructor = global[CONSTRUCTOR_NAME];\n var NativePrototype = NativeConstructor && NativeConstructor.prototype;\n var Constructor = NativeConstructor;\n var ADDER = IS_MAP ? 'set' : 'add';\n var exported = {};\n\n var fixMethod = function (KEY) {\n var nativeMethod = NativePrototype[KEY];\n redefine(NativePrototype, KEY,\n KEY == 'add' ? function add(a) {\n nativeMethod.call(this, a === 0 ? 0 : a);\n return this;\n } : KEY == 'delete' ? function (a) {\n return IS_WEAK && !isObject(a) ? false : nativeMethod.call(this, a === 0 ? 0 : a);\n } : KEY == 'get' ? function get(a) {\n return IS_WEAK && !isObject(a) ? undefined : nativeMethod.call(this, a === 0 ? 0 : a);\n } : KEY == 'has' ? function has(a) {\n return IS_WEAK && !isObject(a) ? false : nativeMethod.call(this, a === 0 ? 0 : a);\n } : function set(a, b) {\n nativeMethod.call(this, a === 0 ? 0 : a, b);\n return this;\n }\n );\n };\n\n // eslint-disable-next-line max-len\n if (isForced(CONSTRUCTOR_NAME, typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {\n new NativeConstructor().entries().next();\n })))) {\n // create collection constructor\n Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);\n InternalMetadataModule.REQUIRED = true;\n } else if (isForced(CONSTRUCTOR_NAME, true)) {\n var instance = new Constructor();\n // early implementations not supports chaining\n var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;\n // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false\n var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });\n // most early implementations doesn't supports iterables, most modern - not close it correctly\n // eslint-disable-next-line no-new\n var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) { new NativeConstructor(iterable); });\n // for early implementations -0 and +0 not the same\n var BUGGY_ZERO = !IS_WEAK && fails(function () {\n // V8 ~ Chromium 42- fails only with 5+ elements\n var $instance = new NativeConstructor();\n var index = 5;\n while (index--) $instance[ADDER](index, index);\n return !$instance.has(-0);\n });\n\n if (!ACCEPT_ITERABLES) {\n Constructor = wrapper(function (target, iterable) {\n anInstance(target, Constructor, CONSTRUCTOR_NAME);\n var that = inheritIfRequired(new NativeConstructor(), target, Constructor);\n if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);\n return that;\n });\n Constructor.prototype = NativePrototype;\n NativePrototype.constructor = Constructor;\n }\n\n if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {\n fixMethod('delete');\n fixMethod('has');\n IS_MAP && fixMethod('get');\n }\n\n if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);\n\n // weak collections should not contains .clear method\n if (IS_WEAK && NativePrototype.clear) delete NativePrototype.clear;\n }\n\n exported[CONSTRUCTOR_NAME] = Constructor;\n $export({ global: true, forced: Constructor != NativeConstructor }, exported);\n\n setToStringTag(Constructor, CONSTRUCTOR_NAME);\n\n if (!IS_WEAK) common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);\n\n return Constructor;\n};\n","'use strict';\nvar defineProperty = require('../internals/object-define-property').f;\nvar create = require('../internals/object-create');\nvar redefineAll = require('../internals/redefine-all');\nvar bind = require('../internals/bind-context');\nvar anInstance = require('../internals/an-instance');\nvar iterate = require('../internals/iterate');\nvar defineIterator = require('../internals/define-iterator');\nvar setSpecies = require('../internals/set-species');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar fastKey = require('../internals/internal-metadata').fastKey;\nvar InternalStateModule = require('../internals/internal-state');\nvar setInternalState = InternalStateModule.set;\nvar internalStateGetterFor = InternalStateModule.getterFor;\n\nmodule.exports = {\n getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {\n var C = wrapper(function (that, iterable) {\n anInstance(that, C, CONSTRUCTOR_NAME);\n setInternalState(that, {\n type: CONSTRUCTOR_NAME,\n index: create(null),\n first: undefined,\n last: undefined,\n size: 0\n });\n if (!DESCRIPTORS) that.size = 0;\n if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);\n });\n\n var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);\n\n var define = function (that, key, value) {\n var state = getInternalState(that);\n var entry = getEntry(that, key);\n var previous, index;\n // change existing entry\n if (entry) {\n entry.value = value;\n // create new entry\n } else {\n state.last = entry = {\n index: index = fastKey(key, true),\n key: key,\n value: value,\n previous: previous = state.last,\n next: undefined,\n removed: false\n };\n if (!state.first) state.first = entry;\n if (previous) previous.next = entry;\n if (DESCRIPTORS) state.size++;\n else that.size++;\n // add to index\n if (index !== 'F') state.index[index] = entry;\n } return that;\n };\n\n var getEntry = function (that, key) {\n var state = getInternalState(that);\n // fast case\n var index = fastKey(key);\n var entry;\n if (index !== 'F') return state.index[index];\n // frozen object case\n for (entry = state.first; entry; entry = entry.next) {\n if (entry.key == key) return entry;\n }\n };\n\n redefineAll(C.prototype, {\n // 23.1.3.1 Map.prototype.clear()\n // 23.2.3.2 Set.prototype.clear()\n clear: function clear() {\n var that = this;\n var state = getInternalState(that);\n var data = state.index;\n var entry = state.first;\n while (entry) {\n entry.removed = true;\n if (entry.previous) entry.previous = entry.previous.next = undefined;\n delete data[entry.index];\n entry = entry.next;\n }\n state.first = state.last = undefined;\n if (DESCRIPTORS) state.size = 0;\n else that.size = 0;\n },\n // 23.1.3.3 Map.prototype.delete(key)\n // 23.2.3.4 Set.prototype.delete(value)\n 'delete': function (key) {\n var that = this;\n var state = getInternalState(that);\n var entry = getEntry(that, key);\n if (entry) {\n var next = entry.next;\n var prev = entry.previous;\n delete state.index[entry.index];\n entry.removed = true;\n if (prev) prev.next = next;\n if (next) next.previous = prev;\n if (state.first == entry) state.first = next;\n if (state.last == entry) state.last = prev;\n if (DESCRIPTORS) state.size--;\n else that.size--;\n } return !!entry;\n },\n // 23.2.3.6 Set.prototype.forEach(callbackfn, thisArg = undefined)\n // 23.1.3.5 Map.prototype.forEach(callbackfn, thisArg = undefined)\n forEach: function forEach(callbackfn /* , that = undefined */) {\n var state = getInternalState(this);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var entry;\n while (entry = entry ? entry.next : state.first) {\n boundFunction(entry.value, entry.key, this);\n // revert to the last existing entry\n while (entry && entry.removed) entry = entry.previous;\n }\n },\n // 23.1.3.7 Map.prototype.has(key)\n // 23.2.3.7 Set.prototype.has(value)\n has: function has(key) {\n return !!getEntry(this, key);\n }\n });\n\n redefineAll(C.prototype, IS_MAP ? {\n // 23.1.3.6 Map.prototype.get(key)\n get: function get(key) {\n var entry = getEntry(this, key);\n return entry && entry.value;\n },\n // 23.1.3.9 Map.prototype.set(key, value)\n set: function set(key, value) {\n return define(this, key === 0 ? 0 : key, value);\n }\n } : {\n // 23.2.3.1 Set.prototype.add(value)\n add: function add(value) {\n return define(this, value = value === 0 ? 0 : value, value);\n }\n });\n if (DESCRIPTORS) defineProperty(C.prototype, 'size', {\n get: function () {\n return getInternalState(this).size;\n }\n });\n return C;\n },\n setStrong: function (C, CONSTRUCTOR_NAME, IS_MAP) {\n var ITERATOR_NAME = CONSTRUCTOR_NAME + ' Iterator';\n var getInternalCollectionState = internalStateGetterFor(CONSTRUCTOR_NAME);\n var getInternalIteratorState = internalStateGetterFor(ITERATOR_NAME);\n // add .keys, .values, .entries, [@@iterator]\n // 23.1.3.4, 23.1.3.8, 23.1.3.11, 23.1.3.12, 23.2.3.5, 23.2.3.8, 23.2.3.10, 23.2.3.11\n defineIterator(C, CONSTRUCTOR_NAME, function (iterated, kind) {\n setInternalState(this, {\n type: ITERATOR_NAME,\n target: iterated,\n state: getInternalCollectionState(iterated),\n kind: kind,\n last: undefined\n });\n }, function () {\n var state = getInternalIteratorState(this);\n var kind = state.kind;\n var entry = state.last;\n // revert to the last existing entry\n while (entry && entry.removed) entry = entry.previous;\n // get next entry\n if (!state.target || !(state.last = entry = entry ? entry.next : state.state.first)) {\n // or finish the iteration\n state.target = undefined;\n return { value: undefined, done: true };\n }\n // return step by kind\n if (kind == 'keys') return { value: entry.key, done: false };\n if (kind == 'values') return { value: entry.value, done: false };\n return { value: [entry.key, entry.value], done: false };\n }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);\n\n // add [@@species], 23.1.2.2, 23.2.2.2\n setSpecies(CONSTRUCTOR_NAME);\n }\n};\n","'use strict';\n// `Map` constructor\n// https://tc39.github.io/ecma262/#sec-map-objects\nmodule.exports = require('../internals/collection')('Map', function (get) {\n return function Map() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };\n}, require('../internals/collection-strong'), true);\n","'use strict';\n// `Set` constructor\n// https://tc39.github.io/ecma262/#sec-set-objects\nmodule.exports = require('../internals/collection')('Set', function (get) {\n return function Set() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };\n}, require('../internals/collection-strong'));\n","'use strict';\nvar redefineAll = require('../internals/redefine-all');\nvar getWeakData = require('../internals/internal-metadata').getWeakData;\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar anInstance = require('../internals/an-instance');\nvar iterate = require('../internals/iterate');\nvar createArrayMethod = require('../internals/array-methods');\nvar $has = require('../internals/has');\nvar InternalStateModule = require('../internals/internal-state');\nvar setInternalState = InternalStateModule.set;\nvar internalStateGetterFor = InternalStateModule.getterFor;\nvar arrayFind = createArrayMethod(5);\nvar arrayFindIndex = createArrayMethod(6);\nvar id = 0;\n\n// fallback for uncaught frozen keys\nvar uncaughtFrozenStore = function (store) {\n return store.frozen || (store.frozen = new UncaughtFrozenStore());\n};\n\nvar UncaughtFrozenStore = function () {\n this.entries = [];\n};\n\nvar findUncaughtFrozen = function (store, key) {\n return arrayFind(store.entries, function (it) {\n return it[0] === key;\n });\n};\n\nUncaughtFrozenStore.prototype = {\n get: function (key) {\n var entry = findUncaughtFrozen(this, key);\n if (entry) return entry[1];\n },\n has: function (key) {\n return !!findUncaughtFrozen(this, key);\n },\n set: function (key, value) {\n var entry = findUncaughtFrozen(this, key);\n if (entry) entry[1] = value;\n else this.entries.push([key, value]);\n },\n 'delete': function (key) {\n var index = arrayFindIndex(this.entries, function (it) {\n return it[0] === key;\n });\n if (~index) this.entries.splice(index, 1);\n return !!~index;\n }\n};\n\nmodule.exports = {\n getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {\n var C = wrapper(function (that, iterable) {\n anInstance(that, C, CONSTRUCTOR_NAME);\n setInternalState(that, {\n type: CONSTRUCTOR_NAME,\n id: id++,\n frozen: undefined\n });\n if (iterable != undefined) iterate(iterable, that[ADDER], that, IS_MAP);\n });\n\n var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);\n\n var define = function (that, key, value) {\n var state = getInternalState(that);\n var data = getWeakData(anObject(key), true);\n if (data === true) uncaughtFrozenStore(state).set(key, value);\n else data[state.id] = value;\n return that;\n };\n\n redefineAll(C.prototype, {\n // 23.3.3.2 WeakMap.prototype.delete(key)\n // 23.4.3.3 WeakSet.prototype.delete(value)\n 'delete': function (key) {\n var state = getInternalState(this);\n if (!isObject(key)) return false;\n var data = getWeakData(key);\n if (data === true) return uncaughtFrozenStore(state)['delete'](key);\n return data && $has(data, state.id) && delete data[state.id];\n },\n // 23.3.3.4 WeakMap.prototype.has(key)\n // 23.4.3.4 WeakSet.prototype.has(value)\n has: function has(key) {\n var state = getInternalState(this);\n if (!isObject(key)) return false;\n var data = getWeakData(key);\n if (data === true) return uncaughtFrozenStore(state).has(key);\n return data && $has(data, state.id);\n }\n });\n\n redefineAll(C.prototype, IS_MAP ? {\n // 23.3.3.3 WeakMap.prototype.get(key)\n get: function get(key) {\n var state = getInternalState(this);\n if (isObject(key)) {\n var data = getWeakData(key);\n if (data === true) return uncaughtFrozenStore(state).get(key);\n return data ? data[state.id] : undefined;\n }\n },\n // 23.3.3.5 WeakMap.prototype.set(key, value)\n set: function set(key, value) {\n return define(this, key, value);\n }\n } : {\n // 23.4.3.1 WeakSet.prototype.add(value)\n add: function add(value) {\n return define(this, value, true);\n }\n });\n\n return C;\n }\n};\n","'use strict';\nvar global = require('../internals/global');\nvar redefineAll = require('../internals/redefine-all');\nvar InternalMetadataModule = require('../internals/internal-metadata');\nvar weak = require('../internals/collection-weak');\nvar isObject = require('../internals/is-object');\nvar enforceIternalState = require('../internals/internal-state').enforce;\nvar NATIVE_WEAK_MAP = require('../internals/native-weak-map');\nvar IS_IE11 = !global.ActiveXObject && 'ActiveXObject' in global;\nvar isExtensible = Object.isExtensible;\nvar InternalWeakMap;\n\nvar wrapper = function (get) {\n return function WeakMap() {\n return get(this, arguments.length > 0 ? arguments[0] : undefined);\n };\n};\n\n// `WeakMap` constructor\n// https://tc39.github.io/ecma262/#sec-weakmap-constructor\nvar $WeakMap = module.exports = require('../internals/collection')('WeakMap', wrapper, weak, true, true);\n\n// IE11 WeakMap frozen keys fix\n// We can't use feature detection because it crash some old IE builds\n// https://github.com/zloirock/core-js/issues/485\nif (NATIVE_WEAK_MAP && IS_IE11) {\n InternalWeakMap = weak.getConstructor(wrapper, 'WeakMap', true);\n InternalMetadataModule.REQUIRED = true;\n var WeakMapPrototype = $WeakMap.prototype;\n var nativeDelete = WeakMapPrototype['delete'];\n var nativeHas = WeakMapPrototype.has;\n var nativeGet = WeakMapPrototype.get;\n var nativeSet = WeakMapPrototype.set;\n redefineAll(WeakMapPrototype, {\n 'delete': function (key) {\n if (isObject(key) && !isExtensible(key)) {\n var state = enforceIternalState(this);\n if (!state.frozen) state.frozen = new InternalWeakMap();\n return nativeDelete.call(this, key) || state.frozen['delete'](key);\n } return nativeDelete.call(this, key);\n },\n has: function has(key) {\n if (isObject(key) && !isExtensible(key)) {\n var state = enforceIternalState(this);\n if (!state.frozen) state.frozen = new InternalWeakMap();\n return nativeHas.call(this, key) || state.frozen.has(key);\n } return nativeHas.call(this, key);\n },\n get: function get(key) {\n if (isObject(key) && !isExtensible(key)) {\n var state = enforceIternalState(this);\n if (!state.frozen) state.frozen = new InternalWeakMap();\n return nativeHas.call(this, key) ? nativeGet.call(this, key) : state.frozen.get(key);\n } return nativeGet.call(this, key);\n },\n set: function set(key, value) {\n if (isObject(key) && !isExtensible(key)) {\n var state = enforceIternalState(this);\n if (!state.frozen) state.frozen = new InternalWeakMap();\n nativeHas.call(this, key) ? nativeSet.call(this, key, value) : state.frozen.set(key, value);\n } else nativeSet.call(this, key, value);\n return this;\n }\n });\n}\n","'use strict';\n// `WeakSet` constructor\n// https://tc39.github.io/ecma262/#sec-weakset-constructor\nrequire('../internals/collection')('WeakSet', function (get) {\n return function WeakSet() { return get(this, arguments.length > 0 ? arguments[0] : undefined); };\n}, require('../internals/collection-weak'), false, true);\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar global = require('../internals/global');\nvar isObject = require('../internals/is-object');\nvar has = require('../internals/has');\nvar classof = require('../internals/classof');\nvar hide = require('../internals/hide');\nvar redefine = require('../internals/redefine');\nvar defineProperty = require('../internals/object-define-property').f;\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar TO_STRING_TAG = require('../internals/well-known-symbol')('toStringTag');\nvar TYPED_ARRAY_TAG = require('../internals/uid')('TYPED_ARRAY_TAG');\n\nvar DataView = global.DataView;\nvar DataViewPrototype = DataView && DataView.prototype;\nvar Int8Array = global.Int8Array;\nvar Int8ArrayPrototype = Int8Array && Int8Array.prototype;\nvar Uint8ClampedArray = global.Uint8ClampedArray;\nvar Uint8ClampedArrayPrototype = Uint8ClampedArray && Uint8ClampedArray.prototype;\nvar TypedArray = Int8Array && getPrototypeOf(Int8Array);\nvar TypedArrayPrototype = Int8ArrayPrototype && getPrototypeOf(Int8ArrayPrototype);\nvar ObjectPrototype = Object.prototype;\nvar isPrototypeOf = ObjectPrototype.isPrototypeOf;\n\nvar NATIVE_ARRAY_BUFFER = !!(global.ArrayBuffer && global.DataView);\nvar NATIVE_ARRAY_BUFFER_VIEWS = NATIVE_ARRAY_BUFFER && !!setPrototypeOf;\nvar TYPED_ARRAY_TAG_REQIRED = false;\nvar NAME;\n\nvar TypedArrayConstructorsList = {\n Int8Array: 1,\n Uint8Array: 1,\n Uint8ClampedArray: 1,\n Int16Array: 2,\n Uint16Array: 2,\n Int32Array: 4,\n Uint32Array: 4,\n Float32Array: 4,\n Float64Array: 8\n};\n\nvar isView = function isView(it) {\n var klass = classof(it);\n return klass === 'DataView' || has(TypedArrayConstructorsList, klass);\n};\n\nvar isTypedArray = function (it) {\n return isObject(it) && has(TypedArrayConstructorsList, classof(it));\n};\n\nvar aTypedArray = function (it) {\n if (isTypedArray(it)) return it;\n throw TypeError('Target is not a typed array');\n};\n\nvar aTypedArrayConstructor = function (C) {\n if (setPrototypeOf) {\n if (isPrototypeOf.call(TypedArray, C)) return C;\n } else for (var ARRAY in TypedArrayConstructorsList) if (has(TypedArrayConstructorsList, NAME)) {\n var TypedArrayConstructor = global[ARRAY];\n if (TypedArrayConstructor && (C === TypedArrayConstructor || isPrototypeOf.call(TypedArrayConstructor, C))) {\n return C;\n }\n } throw TypeError('Target is not a typed array constructor');\n};\n\nvar exportProto = function (KEY, property, forced) {\n if (!DESCRIPTORS) return;\n if (forced) for (var ARRAY in TypedArrayConstructorsList) {\n var TypedArrayConstructor = global[ARRAY];\n if (TypedArrayConstructor && has(TypedArrayConstructor.prototype, KEY)) {\n delete TypedArrayConstructor.prototype[KEY];\n }\n }\n if (!TypedArrayPrototype[KEY] || forced) {\n redefine(TypedArrayPrototype, KEY, forced ? property\n : NATIVE_ARRAY_BUFFER_VIEWS && Int8ArrayPrototype[KEY] || property);\n }\n};\n\nvar exportStatic = function (KEY, property, forced) {\n var ARRAY, TypedArrayConstructor;\n if (!DESCRIPTORS) return;\n if (setPrototypeOf) {\n if (forced) for (ARRAY in TypedArrayConstructorsList) {\n TypedArrayConstructor = global[ARRAY];\n if (TypedArrayConstructor && has(TypedArrayConstructor, KEY)) {\n delete TypedArrayConstructor[KEY];\n }\n }\n if (!TypedArray[KEY] || forced) {\n // V8 ~ Chrome 49-50 `%TypedArray%` methods are non-writable non-configurable\n try {\n return redefine(TypedArray, KEY, forced ? property : NATIVE_ARRAY_BUFFER_VIEWS && Int8Array[KEY] || property);\n } catch (error) { /* empty */ }\n } else return;\n }\n for (ARRAY in TypedArrayConstructorsList) {\n TypedArrayConstructor = global[ARRAY];\n if (TypedArrayConstructor && (!TypedArrayConstructor[KEY] || forced)) {\n redefine(TypedArrayConstructor, KEY, property);\n }\n }\n};\n\nfor (NAME in TypedArrayConstructorsList) {\n if (!global[NAME]) NATIVE_ARRAY_BUFFER_VIEWS = false;\n}\n\n// WebKit bug - typed arrays constructors prototype is Object.prototype\nif (!NATIVE_ARRAY_BUFFER_VIEWS || typeof TypedArray != 'function' || TypedArray === Function.prototype) {\n // eslint-disable-next-line no-shadow\n TypedArray = function TypedArray() {\n throw TypeError('Incorrect invocation');\n };\n if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {\n if (global[NAME]) setPrototypeOf(global[NAME], TypedArray);\n }\n}\n\nif (!NATIVE_ARRAY_BUFFER_VIEWS || !TypedArrayPrototype || TypedArrayPrototype === ObjectPrototype) {\n TypedArrayPrototype = TypedArray.prototype;\n if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {\n if (global[NAME]) setPrototypeOf(global[NAME].prototype, TypedArrayPrototype);\n }\n}\n\n// WebKit bug - one more object in Uint8ClampedArray prototype chain\nif (NATIVE_ARRAY_BUFFER_VIEWS && getPrototypeOf(Uint8ClampedArrayPrototype) !== TypedArrayPrototype) {\n setPrototypeOf(Uint8ClampedArrayPrototype, TypedArrayPrototype);\n}\n\nif (DESCRIPTORS && !has(TypedArrayPrototype, TO_STRING_TAG)) {\n TYPED_ARRAY_TAG_REQIRED = true;\n defineProperty(TypedArrayPrototype, TO_STRING_TAG, { get: function () {\n return isObject(this) ? this[TYPED_ARRAY_TAG] : undefined;\n } });\n for (NAME in TypedArrayConstructorsList) if (global[NAME]) {\n hide(global[NAME], TYPED_ARRAY_TAG, NAME);\n }\n}\n\n// WebKit bug - the same parent prototype for typed arrays and data view\nif (NATIVE_ARRAY_BUFFER && setPrototypeOf && getPrototypeOf(DataViewPrototype) !== ObjectPrototype) {\n setPrototypeOf(DataViewPrototype, ObjectPrototype);\n}\n\nmodule.exports = {\n NATIVE_ARRAY_BUFFER: NATIVE_ARRAY_BUFFER,\n NATIVE_ARRAY_BUFFER_VIEWS: NATIVE_ARRAY_BUFFER_VIEWS,\n TYPED_ARRAY_TAG: TYPED_ARRAY_TAG_REQIRED && TYPED_ARRAY_TAG,\n aTypedArray: aTypedArray,\n aTypedArrayConstructor: aTypedArrayConstructor,\n exportProto: exportProto,\n exportStatic: exportStatic,\n isView: isView,\n isTypedArray: isTypedArray,\n TypedArray: TypedArray,\n TypedArrayPrototype: TypedArrayPrototype\n};\n","var toInteger = require('../internals/to-integer');\nvar toLength = require('../internals/to-length');\n\n// `ToIndex` abstract operation\n// https://tc39.github.io/ecma262/#sec-toindex\nmodule.exports = function (it) {\n if (it === undefined) return 0;\n var number = toInteger(it);\n var length = toLength(number);\n if (number !== length) throw RangeError('Wrong length or index');\n return length;\n};\n","'use strict';\nvar global = require('../internals/global');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-view-core').NATIVE_ARRAY_BUFFER;\nvar hide = require('../internals/hide');\nvar redefineAll = require('../internals/redefine-all');\nvar fails = require('../internals/fails');\nvar anInstance = require('../internals/an-instance');\nvar toInteger = require('../internals/to-integer');\nvar toLength = require('../internals/to-length');\nvar toIndex = require('../internals/to-index');\nvar getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\nvar defineProperty = require('../internals/object-define-property').f;\nvar arrayFill = require('../internals/array-fill');\nvar setToStringTag = require('../internals/set-to-string-tag');\nvar InternalStateModule = require('../internals/internal-state');\nvar getInternalState = InternalStateModule.get;\nvar setInternalState = InternalStateModule.set;\nvar ARRAY_BUFFER = 'ArrayBuffer';\nvar DATA_VIEW = 'DataView';\nvar PROTOTYPE = 'prototype';\nvar WRONG_LENGTH = 'Wrong length';\nvar WRONG_INDEX = 'Wrong index';\nvar NativeArrayBuffer = global[ARRAY_BUFFER];\nvar $ArrayBuffer = NativeArrayBuffer;\nvar $DataView = global[DATA_VIEW];\nvar Math = global.Math;\nvar RangeError = global.RangeError;\n// eslint-disable-next-line no-shadow-restricted-names\nvar Infinity = 1 / 0;\nvar abs = Math.abs;\nvar pow = Math.pow;\nvar floor = Math.floor;\nvar log = Math.log;\nvar LN2 = Math.LN2;\n\n// IEEE754 conversions based on https://github.com/feross/ieee754\nvar packIEEE754 = function (number, mantissaLength, bytes) {\n var buffer = new Array(bytes);\n var exponentLength = bytes * 8 - mantissaLength - 1;\n var eMax = (1 << exponentLength) - 1;\n var eBias = eMax >> 1;\n var rt = mantissaLength === 23 ? pow(2, -24) - pow(2, -77) : 0;\n var sign = number < 0 || number === 0 && 1 / number < 0 ? 1 : 0;\n var index = 0;\n var exponent, mantissa, c;\n number = abs(number);\n // eslint-disable-next-line no-self-compare\n if (number != number || number === Infinity) {\n // eslint-disable-next-line no-self-compare\n mantissa = number != number ? 1 : 0;\n exponent = eMax;\n } else {\n exponent = floor(log(number) / LN2);\n if (number * (c = pow(2, -exponent)) < 1) {\n exponent--;\n c *= 2;\n }\n if (exponent + eBias >= 1) {\n number += rt / c;\n } else {\n number += rt * pow(2, 1 - eBias);\n }\n if (number * c >= 2) {\n exponent++;\n c /= 2;\n }\n if (exponent + eBias >= eMax) {\n mantissa = 0;\n exponent = eMax;\n } else if (exponent + eBias >= 1) {\n mantissa = (number * c - 1) * pow(2, mantissaLength);\n exponent = exponent + eBias;\n } else {\n mantissa = number * pow(2, eBias - 1) * pow(2, mantissaLength);\n exponent = 0;\n }\n }\n for (; mantissaLength >= 8; buffer[index++] = mantissa & 255, mantissa /= 256, mantissaLength -= 8);\n exponent = exponent << mantissaLength | mantissa;\n exponentLength += mantissaLength;\n for (; exponentLength > 0; buffer[index++] = exponent & 255, exponent /= 256, exponentLength -= 8);\n buffer[--index] |= sign * 128;\n return buffer;\n};\n\nvar unpackIEEE754 = function (buffer, mantissaLength) {\n var bytes = buffer.length;\n var exponentLength = bytes * 8 - mantissaLength - 1;\n var eMax = (1 << exponentLength) - 1;\n var eBias = eMax >> 1;\n var nBits = exponentLength - 7;\n var index = bytes - 1;\n var sign = buffer[index--];\n var exponent = sign & 127;\n var mantissa;\n sign >>= 7;\n for (; nBits > 0; exponent = exponent * 256 + buffer[index], index--, nBits -= 8);\n mantissa = exponent & (1 << -nBits) - 1;\n exponent >>= -nBits;\n nBits += mantissaLength;\n for (; nBits > 0; mantissa = mantissa * 256 + buffer[index], index--, nBits -= 8);\n if (exponent === 0) {\n exponent = 1 - eBias;\n } else if (exponent === eMax) {\n return mantissa ? NaN : sign ? -Infinity : Infinity;\n } else {\n mantissa = mantissa + pow(2, mantissaLength);\n exponent = exponent - eBias;\n } return (sign ? -1 : 1) * mantissa * pow(2, exponent - mantissaLength);\n};\n\nvar unpackInt32 = function (buffer) {\n return buffer[3] << 24 | buffer[2] << 16 | buffer[1] << 8 | buffer[0];\n};\n\nvar packInt8 = function (number) {\n return [number & 0xFF];\n};\n\nvar packInt16 = function (number) {\n return [number & 0xFF, number >> 8 & 0xFF];\n};\n\nvar packInt32 = function (number) {\n return [number & 0xFF, number >> 8 & 0xFF, number >> 16 & 0xFF, number >> 24 & 0xFF];\n};\n\nvar packFloat32 = function (number) {\n return packIEEE754(number, 23, 4);\n};\n\nvar packFloat64 = function (number) {\n return packIEEE754(number, 52, 8);\n};\n\nvar addGetter = function (Constructor, key) {\n defineProperty(Constructor[PROTOTYPE], key, { get: function () { return getInternalState(this)[key]; } });\n};\n\nvar get = function (view, count, index, isLittleEndian) {\n var numIndex = +index;\n var intIndex = toIndex(numIndex);\n var store = getInternalState(view);\n if (intIndex + count > store.byteLength) throw RangeError(WRONG_INDEX);\n var bytes = getInternalState(store.buffer).bytes;\n var start = intIndex + store.byteOffset;\n var pack = bytes.slice(start, start + count);\n return isLittleEndian ? pack : pack.reverse();\n};\n\nvar set = function (view, count, index, conversion, value, isLittleEndian) {\n var numIndex = +index;\n var intIndex = toIndex(numIndex);\n var store = getInternalState(view);\n if (intIndex + count > store.byteLength) throw RangeError(WRONG_INDEX);\n var bytes = getInternalState(store.buffer).bytes;\n var start = intIndex + store.byteOffset;\n var pack = conversion(+value);\n for (var i = 0; i < count; i++) bytes[start + i] = pack[isLittleEndian ? i : count - i - 1];\n};\n\nif (!NATIVE_ARRAY_BUFFER) {\n $ArrayBuffer = function ArrayBuffer(length) {\n anInstance(this, $ArrayBuffer, ARRAY_BUFFER);\n var byteLength = toIndex(length);\n setInternalState(this, {\n bytes: arrayFill.call(new Array(byteLength), 0),\n byteLength: byteLength\n });\n if (!DESCRIPTORS) this.byteLength = byteLength;\n };\n\n $DataView = function DataView(buffer, byteOffset, byteLength) {\n anInstance(this, $DataView, DATA_VIEW);\n anInstance(buffer, $ArrayBuffer, DATA_VIEW);\n var bufferLength = getInternalState(buffer).byteLength;\n var offset = toInteger(byteOffset);\n if (offset < 0 || offset > bufferLength) throw RangeError('Wrong offset');\n byteLength = byteLength === undefined ? bufferLength - offset : toLength(byteLength);\n if (offset + byteLength > bufferLength) throw RangeError(WRONG_LENGTH);\n setInternalState(this, {\n buffer: buffer,\n byteLength: byteLength,\n byteOffset: offset\n });\n if (!DESCRIPTORS) {\n this.buffer = buffer;\n this.byteLength = byteLength;\n this.byteOffset = offset;\n }\n };\n\n if (DESCRIPTORS) {\n addGetter($ArrayBuffer, 'byteLength');\n addGetter($DataView, 'buffer');\n addGetter($DataView, 'byteLength');\n addGetter($DataView, 'byteOffset');\n }\n\n redefineAll($DataView[PROTOTYPE], {\n getInt8: function getInt8(byteOffset) {\n return get(this, 1, byteOffset)[0] << 24 >> 24;\n },\n getUint8: function getUint8(byteOffset) {\n return get(this, 1, byteOffset)[0];\n },\n getInt16: function getInt16(byteOffset /* , littleEndian */) {\n var bytes = get(this, 2, byteOffset, arguments[1]);\n return (bytes[1] << 8 | bytes[0]) << 16 >> 16;\n },\n getUint16: function getUint16(byteOffset /* , littleEndian */) {\n var bytes = get(this, 2, byteOffset, arguments[1]);\n return bytes[1] << 8 | bytes[0];\n },\n getInt32: function getInt32(byteOffset /* , littleEndian */) {\n return unpackInt32(get(this, 4, byteOffset, arguments[1]));\n },\n getUint32: function getUint32(byteOffset /* , littleEndian */) {\n return unpackInt32(get(this, 4, byteOffset, arguments[1])) >>> 0;\n },\n getFloat32: function getFloat32(byteOffset /* , littleEndian */) {\n return unpackIEEE754(get(this, 4, byteOffset, arguments[1]), 23);\n },\n getFloat64: function getFloat64(byteOffset /* , littleEndian */) {\n return unpackIEEE754(get(this, 8, byteOffset, arguments[1]), 52);\n },\n setInt8: function setInt8(byteOffset, value) {\n set(this, 1, byteOffset, packInt8, value);\n },\n setUint8: function setUint8(byteOffset, value) {\n set(this, 1, byteOffset, packInt8, value);\n },\n setInt16: function setInt16(byteOffset, value /* , littleEndian */) {\n set(this, 2, byteOffset, packInt16, value, arguments[2]);\n },\n setUint16: function setUint16(byteOffset, value /* , littleEndian */) {\n set(this, 2, byteOffset, packInt16, value, arguments[2]);\n },\n setInt32: function setInt32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packInt32, value, arguments[2]);\n },\n setUint32: function setUint32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packInt32, value, arguments[2]);\n },\n setFloat32: function setFloat32(byteOffset, value /* , littleEndian */) {\n set(this, 4, byteOffset, packFloat32, value, arguments[2]);\n },\n setFloat64: function setFloat64(byteOffset, value /* , littleEndian */) {\n set(this, 8, byteOffset, packFloat64, value, arguments[2]);\n }\n });\n} else {\n if (!fails(function () {\n NativeArrayBuffer(1);\n }) || !fails(function () {\n new NativeArrayBuffer(-1); // eslint-disable-line no-new\n }) || fails(function () {\n new NativeArrayBuffer(); // eslint-disable-line no-new\n new NativeArrayBuffer(1.5); // eslint-disable-line no-new\n new NativeArrayBuffer(NaN); // eslint-disable-line no-new\n return NativeArrayBuffer.name != ARRAY_BUFFER;\n })) {\n $ArrayBuffer = function ArrayBuffer(length) {\n anInstance(this, $ArrayBuffer);\n return new NativeArrayBuffer(toIndex(length));\n };\n var ArrayBufferPrototype = $ArrayBuffer[PROTOTYPE] = NativeArrayBuffer[PROTOTYPE];\n for (var keys = getOwnPropertyNames(NativeArrayBuffer), j = 0, key; keys.length > j;) {\n if (!((key = keys[j++]) in $ArrayBuffer)) hide($ArrayBuffer, key, NativeArrayBuffer[key]);\n }\n ArrayBufferPrototype.constructor = $ArrayBuffer;\n }\n // iOS Safari 7.x bug\n var testView = new $DataView(new $ArrayBuffer(2));\n var nativeSetInt8 = $DataView[PROTOTYPE].setInt8;\n testView.setInt8(0, 2147483648);\n testView.setInt8(1, 2147483649);\n if (testView.getInt8(0) || !testView.getInt8(1)) redefineAll($DataView[PROTOTYPE], {\n setInt8: function setInt8(byteOffset, value) {\n nativeSetInt8.call(this, byteOffset, value << 24 >> 24);\n },\n setUint8: function setUint8(byteOffset, value) {\n nativeSetInt8.call(this, byteOffset, value << 24 >> 24);\n }\n }, { unsafe: true });\n}\n\nsetToStringTag($ArrayBuffer, ARRAY_BUFFER);\nsetToStringTag($DataView, DATA_VIEW);\nexports[ARRAY_BUFFER] = $ArrayBuffer;\nexports[DATA_VIEW] = $DataView;\n","'use strict';\nvar ARRAY_BUFFER = 'ArrayBuffer';\nvar ArrayBuffer = require('../internals/array-buffer')[ARRAY_BUFFER];\nvar NativeArrayBuffer = require('../internals/global')[ARRAY_BUFFER];\n\n// `ArrayBuffer` constructor\n// https://tc39.github.io/ecma262/#sec-arraybuffer-constructor\nrequire('../internals/export')({ global: true, forced: NativeArrayBuffer !== ArrayBuffer }, {\n ArrayBuffer: ArrayBuffer\n});\n\nrequire('../internals/set-species')(ARRAY_BUFFER);\n","var ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;\n\n// `ArrayBuffer.isView` method\n// https://tc39.github.io/ecma262/#sec-arraybuffer.isview\nrequire('../internals/export')({ target: 'ArrayBuffer', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {\n isView: ArrayBufferViewCore.isView\n});\n","'use strict';\nvar ArrayBufferModule = require('../internals/array-buffer');\nvar anObject = require('../internals/an-object');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar toLength = require('../internals/to-length');\nvar speciesConstructor = require('../internals/species-constructor');\nvar ArrayBuffer = ArrayBufferModule.ArrayBuffer;\nvar DataView = ArrayBufferModule.DataView;\nvar nativeArrayBufferSlice = ArrayBuffer.prototype.slice;\n\nvar INCORRECT_SLICE = require('../internals/fails')(function () {\n return !new ArrayBuffer(2).slice(1, undefined).byteLength;\n});\n\n// `ArrayBuffer.prototype.slice` method\n// https://tc39.github.io/ecma262/#sec-arraybuffer.prototype.slice\nrequire('../internals/export')({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {\n slice: function slice(start, end) {\n if (nativeArrayBufferSlice !== undefined && end === undefined) {\n return nativeArrayBufferSlice.call(anObject(this), start); // FF fix\n }\n var length = anObject(this).byteLength;\n var first = toAbsoluteIndex(start, length);\n var fin = toAbsoluteIndex(end === undefined ? length : end, length);\n var result = new (speciesConstructor(this, ArrayBuffer))(toLength(fin - first));\n var viewSource = new DataView(this);\n var viewTarget = new DataView(result);\n var index = 0;\n while (first < fin) {\n viewTarget.setUint8(index++, viewSource.getUint8(first++));\n } return result;\n }\n});\n","var NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-view-core').NATIVE_ARRAY_BUFFER;\n\n// `DataView` constructor\n// https://tc39.github.io/ecma262/#sec-dataview-constructor\nrequire('../internals/export')({ global: true, forced: !NATIVE_ARRAY_BUFFER }, {\n DataView: require('../internals/array-buffer').DataView\n});\n","/* eslint-disable no-new */\nvar global = require('../internals/global');\nvar fails = require('../internals/fails');\nvar checkCorrectnessOfIteration = require('../internals/check-correctness-of-iteration');\nvar NATIVE_ARRAY_BUFFER_VIEWS = require('../internals/array-buffer-view-core').NATIVE_ARRAY_BUFFER_VIEWS;\nvar ArrayBuffer = global.ArrayBuffer;\nvar Int8Array = global.Int8Array;\n\nmodule.exports = !NATIVE_ARRAY_BUFFER_VIEWS || !fails(function () {\n Int8Array(1);\n}) || !fails(function () {\n new Int8Array(-1);\n}) || !checkCorrectnessOfIteration(function (iterable) {\n new Int8Array();\n new Int8Array(null);\n new Int8Array(1.5);\n new Int8Array(iterable);\n}, true) || fails(function () {\n // Safari 11 bug\n return new Int8Array(new ArrayBuffer(2), 1, undefined).length !== 1;\n});\n","var toInteger = require('../internals/to-integer');\n\nmodule.exports = function (it, BYTES) {\n var offset = toInteger(it);\n if (offset < 0 || offset % BYTES) throw RangeError('Wrong offset');\n return offset;\n};\n","var toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar getIteratorMethod = require('../internals/get-iterator-method');\nvar isArrayIteratorMethod = require('../internals/is-array-iterator-method');\nvar bind = require('../internals/bind-context');\nvar aTypedArrayConstructor = require('../internals/array-buffer-view-core').aTypedArrayConstructor;\n\nmodule.exports = function from(source /* , mapfn, thisArg */) {\n var O = toObject(source);\n var argumentsLength = arguments.length;\n var mapfn = argumentsLength > 1 ? arguments[1] : undefined;\n var mapping = mapfn !== undefined;\n var iteratorMethod = getIteratorMethod(O);\n var i, length, result, step, iterator;\n if (iteratorMethod != undefined && !isArrayIteratorMethod(iteratorMethod)) {\n iterator = iteratorMethod.call(O);\n O = [];\n while (!(step = iterator.next()).done) {\n O.push(step.value);\n }\n }\n if (mapping && argumentsLength > 2) {\n mapfn = bind(mapfn, arguments[2], 2);\n }\n length = toLength(O.length);\n result = new (aTypedArrayConstructor(this))(length);\n for (i = 0; length > i; i++) {\n result[i] = mapping ? mapfn(O[i], i) : O[i];\n }\n return result;\n};\n","'use strict';\nif (require('../internals/descriptors')) {\n var global = require('../internals/global');\n var $export = require('../internals/export');\n var TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = require('../internals/typed-arrays-constructors-requires-wrappers');\n var ArrayBufferViewCore = require('../internals/array-buffer-view-core');\n var ArrayBufferModule = require('../internals/array-buffer');\n var anInstance = require('../internals/an-instance');\n var createPropertyDescriptor = require('../internals/create-property-descriptor');\n var hide = require('../internals/hide');\n var toLength = require('../internals/to-length');\n var toIndex = require('../internals/to-index');\n var toOffset = require('../internals/to-offset');\n var toPrimitive = require('../internals/to-primitive');\n var has = require('../internals/has');\n var classof = require('../internals/classof');\n var isObject = require('../internals/is-object');\n var create = require('../internals/object-create');\n var setPrototypeOf = require('../internals/object-set-prototype-of');\n var getOwnPropertyNames = require('../internals/object-get-own-property-names').f;\n var typedArrayFrom = require('../internals/typed-array-from');\n var arrayForEach = require('../internals/array-methods')(0);\n var setSpecies = require('../internals/set-species');\n var definePropertyModule = require('../internals/object-define-property');\n var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\n var InternalStateModule = require('../internals/internal-state');\n var getInternalState = InternalStateModule.get;\n var setInternalState = InternalStateModule.set;\n var nativeDefineProperty = definePropertyModule.f;\n var nativeGetOwnPropertyDescriptor = getOwnPropertyDescriptorModule.f;\n var RangeError = global.RangeError;\n var ArrayBuffer = ArrayBufferModule.ArrayBuffer;\n var DataView = ArrayBufferModule.DataView;\n var NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;\n var TYPED_ARRAY_TAG = ArrayBufferViewCore.TYPED_ARRAY_TAG;\n var TypedArray = ArrayBufferViewCore.TypedArray;\n var TypedArrayPrototype = ArrayBufferViewCore.TypedArrayPrototype;\n var aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;\n var isTypedArray = ArrayBufferViewCore.isTypedArray;\n var BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';\n var WRONG_LENGTH = 'Wrong length';\n\n var fromList = function (C, list) {\n var index = 0;\n var length = list.length;\n var result = new (aTypedArrayConstructor(C))(length);\n while (length > index) result[index] = list[index++];\n return result;\n };\n\n var addGetter = function (it, key) {\n nativeDefineProperty(it, key, { get: function () {\n return getInternalState(this)[key];\n } });\n };\n\n var isArrayBuffer = function (it) {\n var klass;\n return it instanceof ArrayBuffer || (klass = classof(it)) == 'ArrayBuffer' || klass == 'SharedArrayBuffer';\n };\n\n var isTypedArrayIndex = function (target, key) {\n return isTypedArray(target)\n && typeof key != 'symbol'\n && key in target\n && String(+key) == String(key);\n };\n\n var wrappedGetOwnPropertyDescriptor = function getOwnPropertyDescriptor(target, key) {\n return isTypedArrayIndex(target, key = toPrimitive(key, true))\n ? createPropertyDescriptor(2, target[key])\n : nativeGetOwnPropertyDescriptor(target, key);\n };\n\n var wrappedDefineProperty = function defineProperty(target, key, descriptor) {\n if (isTypedArrayIndex(target, key = toPrimitive(key, true))\n && isObject(descriptor)\n && has(descriptor, 'value')\n && !has(descriptor, 'get')\n && !has(descriptor, 'set')\n // TODO: add validation descriptor w/o calling accessors\n && !descriptor.configurable\n && (!has(descriptor, 'writable') || descriptor.writable)\n && (!has(descriptor, 'enumerable') || descriptor.enumerable)\n ) {\n target[key] = descriptor.value;\n return target;\n } return nativeDefineProperty(target, key, descriptor);\n };\n\n if (!NATIVE_ARRAY_BUFFER_VIEWS) {\n getOwnPropertyDescriptorModule.f = wrappedGetOwnPropertyDescriptor;\n definePropertyModule.f = wrappedDefineProperty;\n addGetter(TypedArrayPrototype, 'buffer');\n addGetter(TypedArrayPrototype, 'byteOffset');\n addGetter(TypedArrayPrototype, 'byteLength');\n addGetter(TypedArrayPrototype, 'length');\n }\n\n $export({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {\n getOwnPropertyDescriptor: wrappedGetOwnPropertyDescriptor,\n defineProperty: wrappedDefineProperty\n });\n\n // eslint-disable-next-line max-statements\n module.exports = function (TYPE, BYTES, wrapper, CLAMPED) {\n var CONSTRUCTOR_NAME = TYPE + (CLAMPED ? 'Clamped' : '') + 'Array';\n var GETTER = 'get' + TYPE;\n var SETTER = 'set' + TYPE;\n var NativeTypedArrayConstructor = global[CONSTRUCTOR_NAME];\n var TypedArrayConstructor = NativeTypedArrayConstructor;\n var TypedArrayConstructorPrototype = TypedArrayConstructor && TypedArrayConstructor.prototype;\n var exported = {};\n\n var getter = function (that, index) {\n var data = getInternalState(that);\n return data.view[GETTER](index * BYTES + data.byteOffset, true);\n };\n\n var setter = function (that, index, value) {\n var data = getInternalState(that);\n if (CLAMPED) value = (value = Math.round(value)) < 0 ? 0 : value > 0xFF ? 0xFF : value & 0xFF;\n data.view[SETTER](index * BYTES + data.byteOffset, value, true);\n };\n\n var addElement = function (that, index) {\n nativeDefineProperty(that, index, {\n get: function () {\n return getter(this, index);\n },\n set: function (value) {\n return setter(this, index, value);\n },\n enumerable: true\n });\n };\n\n if (!NATIVE_ARRAY_BUFFER_VIEWS) {\n TypedArrayConstructor = wrapper(function (that, data, offset, $length) {\n anInstance(that, TypedArrayConstructor, CONSTRUCTOR_NAME);\n var index = 0;\n var byteOffset = 0;\n var buffer, byteLength, length;\n if (!isObject(data)) {\n length = toIndex(data);\n byteLength = length * BYTES;\n buffer = new ArrayBuffer(byteLength);\n } else if (isArrayBuffer(data)) {\n buffer = data;\n byteOffset = toOffset(offset, BYTES);\n var $len = data.byteLength;\n if ($length === undefined) {\n if ($len % BYTES) throw RangeError(WRONG_LENGTH);\n byteLength = $len - byteOffset;\n if (byteLength < 0) throw RangeError(WRONG_LENGTH);\n } else {\n byteLength = toLength($length) * BYTES;\n if (byteLength + byteOffset > $len) throw RangeError(WRONG_LENGTH);\n }\n length = byteLength / BYTES;\n } else if (isTypedArray(data)) {\n return fromList(TypedArrayConstructor, data);\n } else {\n return typedArrayFrom.call(TypedArrayConstructor, data);\n }\n setInternalState(that, {\n buffer: buffer,\n byteOffset: byteOffset,\n byteLength: byteLength,\n length: length,\n view: new DataView(buffer)\n });\n while (index < length) addElement(that, index++);\n });\n\n if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);\n TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = create(TypedArrayPrototype);\n } else if (TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS) {\n TypedArrayConstructor = wrapper(function (that, data, typedArrayOffset, $length) {\n anInstance(that, TypedArrayConstructor, CONSTRUCTOR_NAME);\n if (!isObject(data)) return new NativeTypedArrayConstructor(toIndex(data));\n if (isArrayBuffer(data)) return $length !== undefined\n ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES), $length)\n : typedArrayOffset !== undefined\n ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES))\n : new NativeTypedArrayConstructor(data);\n if (isTypedArray(data)) return fromList(TypedArrayConstructor, data);\n return typedArrayFrom.call(TypedArrayConstructor, data);\n });\n\n if (setPrototypeOf) setPrototypeOf(TypedArrayConstructor, TypedArray);\n arrayForEach(getOwnPropertyNames(NativeTypedArrayConstructor), function (key) {\n if (!(key in TypedArrayConstructor)) hide(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);\n });\n TypedArrayConstructor.prototype = TypedArrayConstructorPrototype;\n }\n\n if (TypedArrayConstructorPrototype.constructor !== TypedArrayConstructor) {\n hide(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);\n }\n\n if (TYPED_ARRAY_TAG) hide(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);\n\n exported[CONSTRUCTOR_NAME] = TypedArrayConstructor;\n\n $export({\n global: true, forced: TypedArrayConstructor != NativeTypedArrayConstructor, sham: !NATIVE_ARRAY_BUFFER_VIEWS\n }, exported);\n\n if (!(BYTES_PER_ELEMENT in TypedArrayConstructor)) {\n hide(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);\n }\n\n if (!(BYTES_PER_ELEMENT in TypedArrayConstructorPrototype)) {\n hide(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);\n }\n\n setSpecies(CONSTRUCTOR_NAME);\n };\n} else module.exports = function () { /* empty */ };\n","// `Int8Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Int8', 1, function (init) {\n return function Int8Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Uint8Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Uint8', 1, function (init) {\n return function Uint8Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Uint8ClampedArray` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Uint8', 1, function (init) {\n return function Uint8ClampedArray(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n}, true);\n","// `Int16Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Int16', 2, function (init) {\n return function Int16Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Uint16Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Uint16', 2, function (init) {\n return function Uint16Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Int32Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Int32', 4, function (init) {\n return function Int32Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Uint32Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Uint32', 4, function (init) {\n return function Uint32Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Float32Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Float32', 4, function (init) {\n return function Float32Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","// `Float64Array` constructor\n// https://tc39.github.io/ecma262/#sec-typedarray-objects\nrequire('../internals/typed-array-constructor')('Float64', 8, function (init) {\n return function Float64Array(data, byteOffset, length) {\n return init(this, data, byteOffset, length);\n };\n});\n","'use strict';\nvar TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = require('../internals/typed-arrays-constructors-requires-wrappers');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar typedArrayFrom = require('../internals/typed-array-from');\n\n// `%TypedArray%.from` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.from\nArrayBufferViewCore.exportStatic('from', typedArrayFrom, TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS);\n","'use strict';\nvar TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = require('../internals/typed-arrays-constructors-requires-wrappers');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;\n\n// `%TypedArray%.of` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.of\nArrayBufferViewCore.exportStatic('of', function of(/* ...items */) {\n var index = 0;\n var length = arguments.length;\n var result = new (aTypedArrayConstructor(this))(length);\n while (length > index) result[index] = arguments[index++];\n return result;\n}, TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS);\n","'use strict';\nvar arrayCopyWithin = require('../internals/array-copy-within');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.copyWithin` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.copywithin\nArrayBufferViewCore.exportProto('copyWithin', function copyWithin(target, start /* , end */) {\n return arrayCopyWithin.call(aTypedArray(this), target, start, arguments.length > 2 ? arguments[2] : undefined);\n});\n","'use strict';\nvar arrayEvery = require('../internals/array-methods')(4);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.every` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.every\nArrayBufferViewCore.exportProto('every', function every(callbackfn /* , thisArg */) {\n return arrayEvery(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar arrayFill = require('../internals/array-fill');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.fill` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.fill\n// eslint-disable-next-line no-unused-vars\nArrayBufferViewCore.exportProto('fill', function fill(value /* , start, end */) {\n return arrayFill.apply(aTypedArray(this), arguments);\n});\n","'use strict';\nvar speciesConstructor = require('../internals/species-constructor');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar arrayFilter = require('../internals/array-methods')(2);\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;\n\n// `%TypedArray%.prototype.filter` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.filter\nArrayBufferViewCore.exportProto('filter', function filter(callbackfn /* , thisArg */) {\n var list = arrayFilter(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n var C = speciesConstructor(this, this.constructor);\n var index = 0;\n var length = list.length;\n var result = new (aTypedArrayConstructor(C))(length);\n while (length > index) result[index] = list[index++];\n return result;\n});\n","'use strict';\nvar arrayFind = require('../internals/array-methods')(5);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.find` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.find\nArrayBufferViewCore.exportProto('find', function find(predicate /* , thisArg */) {\n return arrayFind(aTypedArray(this), predicate, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar arrayFindIndex = require('../internals/array-methods')(6);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.findIndex` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.findindex\nArrayBufferViewCore.exportProto('findIndex', function findIndex(predicate /* , thisArg */) {\n return arrayFindIndex(aTypedArray(this), predicate, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar arrayForEach = require('../internals/array-methods')(0);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.forEach` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.foreach\nArrayBufferViewCore.exportProto('forEach', function forEach(callbackfn /* , thisArg */) {\n arrayForEach(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar arrayIncludes = require('../internals/array-includes')(true);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.includes` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.includes\nArrayBufferViewCore.exportProto('includes', function includes(searchElement /* , fromIndex */) {\n return arrayIncludes(aTypedArray(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar arrayIndexOf = require('../internals/array-includes')(false);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.indexOf` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.indexof\nArrayBufferViewCore.exportProto('indexOf', function indexOf(searchElement /* , fromIndex */) {\n return arrayIndexOf(aTypedArray(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayIterators = require('../modules/es.array.iterator');\nvar Uint8Array = require('../internals/global').Uint8Array;\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar arrayValues = ArrayIterators.values;\nvar arrayKeys = ArrayIterators.keys;\nvar arrayEntries = ArrayIterators.entries;\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar exportProto = ArrayBufferViewCore.exportProto;\nvar nativeTypedArrayIterator = Uint8Array && Uint8Array.prototype[ITERATOR];\n\nvar CORRECT_ITER_NAME = !!nativeTypedArrayIterator\n && (nativeTypedArrayIterator.name == 'values' || nativeTypedArrayIterator.name == undefined);\n\nvar typedArrayValues = function values() {\n return arrayValues.call(aTypedArray(this));\n};\n\n// `%TypedArray%.prototype.entries` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.entries\nexportProto('entries', function entries() {\n return arrayEntries.call(aTypedArray(this));\n});\n// `%TypedArray%.prototype.keys` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.keys\nexportProto('keys', function keys() {\n return arrayKeys.call(aTypedArray(this));\n});\n// `%TypedArray%.prototype.values` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.values\nexportProto('values', typedArrayValues, !CORRECT_ITER_NAME);\n// `%TypedArray%.prototype[@@iterator]` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype-@@iterator\nexportProto(ITERATOR, typedArrayValues, !CORRECT_ITER_NAME);\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar arrayJoin = [].join;\n\n// `%TypedArray%.prototype.join` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.join\n// eslint-disable-next-line no-unused-vars\nArrayBufferViewCore.exportProto('join', function join(separator) {\n return arrayJoin.apply(aTypedArray(this), arguments);\n});\n","'use strict';\nvar arrayLastIndexOf = require('../internals/array-last-index-of');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.lastIndexOf` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.lastindexof\n// eslint-disable-next-line no-unused-vars\nArrayBufferViewCore.exportProto('lastIndexOf', function lastIndexOf(searchElement /* , fromIndex */) {\n return arrayLastIndexOf.apply(aTypedArray(this), arguments);\n});\n","'use strict';\nvar speciesConstructor = require('../internals/species-constructor');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;\n\nvar internalTypedArrayMap = require('../internals/array-methods')(1, function (O, length) {\n return new (aTypedArrayConstructor(speciesConstructor(O, O.constructor)))(length);\n});\n\n// `%TypedArray%.prototype.map` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.map\nArrayBufferViewCore.exportProto('map', function map(mapfn /* , thisArg */) {\n return internalTypedArrayMap(aTypedArray(this), mapfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar arrayReduce = [].reduce;\n\n// `%TypedArray%.prototype.reduce` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reduce\n// eslint-disable-next-line no-unused-vars\nArrayBufferViewCore.exportProto('reduce', function reduce(callbackfn /* , initialValue */) {\n return arrayReduce.apply(aTypedArray(this), arguments);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar arrayReduceRight = [].reduceRight;\n\n// `%TypedArray%.prototype.reduceRicht` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reduceright\n// eslint-disable-next-line no-unused-vars\nArrayBufferViewCore.exportProto('reduceRight', function reduceRight(callbackfn /* , initialValue */) {\n return arrayReduceRight.apply(aTypedArray(this), arguments);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.reverse` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reverse\nArrayBufferViewCore.exportProto('reverse', function reverse() {\n var that = this;\n var length = aTypedArray(that).length;\n var middle = Math.floor(length / 2);\n var index = 0;\n var value;\n while (index < middle) {\n value = that[index];\n that[index++] = that[--length];\n that[length] = value;\n } return that;\n});\n","'use strict';\nvar toLength = require('../internals/to-length');\nvar toOffset = require('../internals/to-offset');\nvar toObject = require('../internals/to-object');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\nvar FORCED = require('../internals/fails')(function () {\n // eslint-disable-next-line no-undef\n new Int8Array(1).set({});\n});\n\n// `%TypedArray%.prototype.set` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.set\nArrayBufferViewCore.exportProto('set', function set(arrayLike /* , offset */) {\n aTypedArray(this);\n var offset = toOffset(arguments[1], 1);\n var length = this.length;\n var src = toObject(arrayLike);\n var len = toLength(src.length);\n var index = 0;\n if (len + offset > length) throw RangeError('Wrong length');\n while (index < len) this[offset + index] = src[index++];\n}, FORCED);\n","'use strict';\nvar speciesConstructor = require('../internals/species-constructor');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar aTypedArrayConstructor = ArrayBufferViewCore.aTypedArrayConstructor;\nvar arraySlice = [].slice;\n\nvar FORCED = require('../internals/fails')(function () {\n // eslint-disable-next-line no-undef\n new Int8Array(1).slice();\n});\n\n// `%TypedArray%.prototype.slice` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.slice\nArrayBufferViewCore.exportProto('slice', function slice(start, end) {\n var list = arraySlice.call(aTypedArray(this), start, end);\n var C = speciesConstructor(this, this.constructor);\n var index = 0;\n var length = list.length;\n var result = new (aTypedArrayConstructor(C))(length);\n while (length > index) result[index] = list[index++];\n return result;\n}, FORCED);\n","'use strict';\nvar arraySome = require('../internals/array-methods')(3);\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.some` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.some\nArrayBufferViewCore.exportProto('some', function some(callbackfn /* , thisArg */) {\n return arraySome(aTypedArray(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);\n});\n","'use strict';\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar arraySort = [].sort;\n\n// `%TypedArray%.prototype.sort` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.sort\nArrayBufferViewCore.exportProto('sort', function sort(comparefn) {\n return arraySort.call(aTypedArray(this), comparefn);\n});\n","'use strict';\nvar toLength = require('../internals/to-length');\nvar toAbsoluteIndex = require('../internals/to-absolute-index');\nvar speciesConstructor = require('../internals/species-constructor');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\n\n// `%TypedArray%.prototype.subarray` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.subarray\nArrayBufferViewCore.exportProto('subarray', function subarray(begin, end) {\n var O = aTypedArray(this);\n var length = O.length;\n var beginIndex = toAbsoluteIndex(begin, length);\n return new (speciesConstructor(O, O.constructor))(\n O.buffer,\n O.byteOffset + beginIndex * O.BYTES_PER_ELEMENT,\n toLength((end === undefined ? length : toAbsoluteIndex(end, length)) - beginIndex)\n );\n});\n","'use strict';\nvar Int8Array = require('../internals/global').Int8Array;\nvar fails = require('../internals/fails');\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar aTypedArray = ArrayBufferViewCore.aTypedArray;\nvar arrayToLocaleString = [].toLocaleString;\nvar arraySlice = [].slice;\n\n// iOS Safari 6.x fails here\nvar TO_LOCALE_BUG = !!Int8Array && fails(function () {\n arrayToLocaleString.call(new Int8Array(1));\n});\nvar FORCED = fails(function () {\n return [1, 2].toLocaleString() != new Int8Array([1, 2]).toLocaleString();\n}) || !fails(function () {\n Int8Array.prototype.toLocaleString.call([1, 2]);\n});\n\n// `%TypedArray%.prototype.toLocaleString` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.tolocalestring\nArrayBufferViewCore.exportProto('toLocaleString', function toLocaleString() {\n return arrayToLocaleString.apply(TO_LOCALE_BUG ? arraySlice.call(aTypedArray(this)) : aTypedArray(this), arguments);\n}, FORCED);\n","'use strict';\nvar Uint8Array = require('../internals/global').Uint8Array;\nvar Uint8ArrayPrototype = Uint8Array && Uint8Array.prototype;\nvar ArrayBufferViewCore = require('../internals/array-buffer-view-core');\nvar arrayToString = [].toString;\nvar arrayJoin = [].join;\n\nif (require('../internals/fails')(function () { arrayToString.call({}); })) {\n arrayToString = function toString() {\n return arrayJoin.call(this);\n };\n}\n\n// `%TypedArray%.prototype.toString` method\n// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.tostring\nArrayBufferViewCore.exportProto('toString', arrayToString, (Uint8ArrayPrototype || {}).toString != arrayToString);\n","var aFunction = require('../internals/a-function');\nvar anObject = require('../internals/an-object');\nvar nativeApply = (require('../internals/global').Reflect || {}).apply;\nvar functionApply = Function.apply;\n\n// MS Edge argumentsList argument is optional\nvar OPTIONAL_ARGUMENTS_LIST = !require('../internals/fails')(function () {\n nativeApply(function () { /* empty */ });\n});\n\n// `Reflect.apply` method\n// https://tc39.github.io/ecma262/#sec-reflect.apply\nrequire('../internals/export')({ target: 'Reflect', stat: true, forced: OPTIONAL_ARGUMENTS_LIST }, {\n apply: function apply(target, thisArgument, argumentsList) {\n aFunction(target);\n anObject(argumentsList);\n return nativeApply\n ? nativeApply(target, thisArgument, argumentsList)\n : functionApply.call(target, thisArgument, argumentsList);\n }\n});\n","var create = require('../internals/object-create');\nvar aFunction = require('../internals/a-function');\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar fails = require('../internals/fails');\nvar bind = require('../internals/function-bind');\nvar nativeConstruct = (require('../internals/global').Reflect || {}).construct;\n\n// `Reflect.construct` method\n// https://tc39.github.io/ecma262/#sec-reflect.construct\n// MS Edge supports only 2 arguments and argumentsList argument is optional\n// FF Nightly sets third argument as `new.target`, but does not create `this` from it\nvar NEW_TARGET_BUG = fails(function () {\n function F() { /* empty */ }\n return !(nativeConstruct(function () { /* empty */ }, [], F) instanceof F);\n});\nvar ARGS_BUG = !fails(function () {\n nativeConstruct(function () { /* empty */ });\n});\nvar FORCED = NEW_TARGET_BUG || ARGS_BUG;\n\nrequire('../internals/export')({ target: 'Reflect', stat: true, forced: FORCED, sham: FORCED }, {\n construct: function construct(Target, args /* , newTarget */) {\n aFunction(Target);\n anObject(args);\n var newTarget = arguments.length < 3 ? Target : aFunction(arguments[2]);\n if (ARGS_BUG && !NEW_TARGET_BUG) return nativeConstruct(Target, args, newTarget);\n if (Target == newTarget) {\n // w/o altered newTarget, optimization for 0-4 arguments\n switch (args.length) {\n case 0: return new Target();\n case 1: return new Target(args[0]);\n case 2: return new Target(args[0], args[1]);\n case 3: return new Target(args[0], args[1], args[2]);\n case 4: return new Target(args[0], args[1], args[2], args[3]);\n }\n // w/o altered newTarget, lot of arguments case\n var $args = [null];\n $args.push.apply($args, args);\n return new (bind.apply(Target, $args))();\n }\n // with altered newTarget, not support built-in constructors\n var proto = newTarget.prototype;\n var instance = create(isObject(proto) ? proto : Object.prototype);\n var result = Function.apply.call(Target, instance, args);\n return isObject(result) ? result : instance;\n }\n});\n","var definePropertyModule = require('../internals/object-define-property');\nvar anObject = require('../internals/an-object');\nvar toPrimitive = require('../internals/to-primitive');\nvar DESCRIPTORS = require('../internals/descriptors');\n\n// MS Edge has broken Reflect.defineProperty - throwing instead of returning false\nvar ERROR_INSTEAD_OF_FALSE = require('../internals/fails')(function () {\n // eslint-disable-next-line no-undef\n Reflect.defineProperty(definePropertyModule.f({}, 1, { value: 1 }), 1, { value: 2 });\n});\n\n// `Reflect.defineProperty` method\n// https://tc39.github.io/ecma262/#sec-reflect.defineproperty\nrequire('../internals/export')({ target: 'Reflect', stat: true, forced: ERROR_INSTEAD_OF_FALSE, sham: !DESCRIPTORS }, {\n defineProperty: function defineProperty(target, propertyKey, attributes) {\n anObject(target);\n propertyKey = toPrimitive(propertyKey, true);\n anObject(attributes);\n try {\n definePropertyModule.f(target, propertyKey, attributes);\n return true;\n } catch (error) {\n return false;\n }\n }\n});\n","var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar anObject = require('../internals/an-object');\n\n// `Reflect.deleteProperty` method\n// https://tc39.github.io/ecma262/#sec-reflect.deleteproperty\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n deleteProperty: function deleteProperty(target, propertyKey) {\n var descriptor = getOwnPropertyDescriptor(anObject(target), propertyKey);\n return descriptor && !descriptor.configurable ? false : delete target[propertyKey];\n }\n});\n","var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar has = require('../internals/has');\nvar isObject = require('../internals/is-object');\nvar anObject = require('../internals/an-object');\n\n// `Reflect.get` method\n// https://tc39.github.io/ecma262/#sec-reflect.get\nfunction get(target, propertyKey /* , receiver */) {\n var receiver = arguments.length < 3 ? target : arguments[2];\n var descriptor, prototype;\n if (anObject(target) === receiver) return target[propertyKey];\n if (descriptor = getOwnPropertyDescriptorModule.f(target, propertyKey)) return has(descriptor, 'value')\n ? descriptor.value\n : descriptor.get === undefined\n ? undefined\n : descriptor.get.call(receiver);\n if (isObject(prototype = getPrototypeOf(target))) return get(prototype, propertyKey, receiver);\n}\n\nrequire('../internals/export')({ target: 'Reflect', stat: true }, { get: get });\n","var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar anObject = require('../internals/an-object');\nvar DESCRIPTORS = require('../internals/descriptors');\n\n// `Reflect.getOwnPropertyDescriptor` method\n// https://tc39.github.io/ecma262/#sec-reflect.getownpropertydescriptor\nrequire('../internals/export')({ target: 'Reflect', stat: true, sham: !DESCRIPTORS }, {\n getOwnPropertyDescriptor: function getOwnPropertyDescriptor(target, propertyKey) {\n return getOwnPropertyDescriptorModule.f(anObject(target), propertyKey);\n }\n});\n","var objectGetPrototypeOf = require('../internals/object-get-prototype-of');\nvar anObject = require('../internals/an-object');\nvar CORRECT_PROTOTYPE_GETTER = require('../internals/correct-prototype-getter');\n\n// `Reflect.getPrototypeOf` method\n// https://tc39.github.io/ecma262/#sec-reflect.getprototypeof\nrequire('../internals/export')({ target: 'Reflect', stat: true, sham: !CORRECT_PROTOTYPE_GETTER }, {\n getPrototypeOf: function getPrototypeOf(target) {\n return objectGetPrototypeOf(anObject(target));\n }\n});\n","// `Reflect.has` method\n// https://tc39.github.io/ecma262/#sec-reflect.has\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n has: function has(target, propertyKey) {\n return propertyKey in target;\n }\n});\n","var anObject = require('../internals/an-object');\nvar objectIsExtensible = Object.isExtensible;\n\n// `Reflect.isExtensible` method\n// https://tc39.github.io/ecma262/#sec-reflect.isextensible\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n isExtensible: function isExtensible(target) {\n anObject(target);\n return objectIsExtensible ? objectIsExtensible(target) : true;\n }\n});\n","// `Reflect.ownKeys` method\n// https://tc39.github.io/ecma262/#sec-reflect.ownkeys\nrequire('../internals/export')({ target: 'Reflect', stat: true }, { ownKeys: require('../internals/own-keys') });\n","var getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar FREEZING = require('../internals/freezing');\n\n// `Reflect.preventExtensions` method\n// https://tc39.github.io/ecma262/#sec-reflect.preventextensions\nrequire('../internals/export')({ target: 'Reflect', stat: true, sham: !FREEZING }, {\n preventExtensions: function preventExtensions(target) {\n anObject(target);\n try {\n var objectPreventExtensions = getBuiltIn('Object', 'preventExtensions');\n if (objectPreventExtensions) objectPreventExtensions(target);\n return true;\n } catch (error) {\n return false;\n }\n }\n});\n","var definePropertyModule = require('../internals/object-define-property');\nvar getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar has = require('../internals/has');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\n\n// `Reflect.set` method\n// https://tc39.github.io/ecma262/#sec-reflect.set\nfunction set(target, propertyKey, V /* , receiver */) {\n var receiver = arguments.length < 4 ? target : arguments[3];\n var ownDescriptor = getOwnPropertyDescriptorModule.f(anObject(target), propertyKey);\n var existingDescriptor, prototype;\n if (!ownDescriptor) {\n if (isObject(prototype = getPrototypeOf(target))) {\n return set(prototype, propertyKey, V, receiver);\n }\n ownDescriptor = createPropertyDescriptor(0);\n }\n if (has(ownDescriptor, 'value')) {\n if (ownDescriptor.writable === false || !isObject(receiver)) return false;\n if (existingDescriptor = getOwnPropertyDescriptorModule.f(receiver, propertyKey)) {\n if (existingDescriptor.get || existingDescriptor.set || existingDescriptor.writable === false) return false;\n existingDescriptor.value = V;\n definePropertyModule.f(receiver, propertyKey, existingDescriptor);\n } else definePropertyModule.f(receiver, propertyKey, createPropertyDescriptor(0, V));\n return true;\n }\n return ownDescriptor.set === undefined ? false : (ownDescriptor.set.call(receiver, V), true);\n}\n\nrequire('../internals/export')({ target: 'Reflect', stat: true }, { set: set });\n","var objectSetPrototypeOf = require('../internals/object-set-prototype-of');\nvar validateSetPrototypeOfArguments = require('../internals/validate-set-prototype-of-arguments');\n\n// `Reflect.setPrototypeOf` method\n// https://tc39.github.io/ecma262/#sec-reflect.setprototypeof\nif (objectSetPrototypeOf) require('../internals/export')({ target: 'Reflect', stat: true }, {\n setPrototypeOf: function setPrototypeOf(target, proto) {\n validateSetPrototypeOfArguments(target, proto);\n try {\n objectSetPrototypeOf(target, proto);\n return true;\n } catch (error) {\n return false;\n }\n }\n});\n","var Map = require('../modules/es.map');\nvar WeakMap = require('../modules/es.weak-map');\nvar shared = require('../internals/shared')('metadata');\nvar store = shared.store || (shared.store = new WeakMap());\n\nvar getOrCreateMetadataMap = function (target, targetKey, create) {\n var targetMetadata = store.get(target);\n if (!targetMetadata) {\n if (!create) return;\n store.set(target, targetMetadata = new Map());\n }\n var keyMetadata = targetMetadata.get(targetKey);\n if (!keyMetadata) {\n if (!create) return;\n targetMetadata.set(targetKey, keyMetadata = new Map());\n } return keyMetadata;\n};\n\nvar ordinaryHasOwnMetadata = function (MetadataKey, O, P) {\n var metadataMap = getOrCreateMetadataMap(O, P, false);\n return metadataMap === undefined ? false : metadataMap.has(MetadataKey);\n};\n\nvar ordinaryGetOwnMetadata = function (MetadataKey, O, P) {\n var metadataMap = getOrCreateMetadataMap(O, P, false);\n return metadataMap === undefined ? undefined : metadataMap.get(MetadataKey);\n};\n\nvar ordinaryDefineOwnMetadata = function (MetadataKey, MetadataValue, O, P) {\n getOrCreateMetadataMap(O, P, true).set(MetadataKey, MetadataValue);\n};\n\nvar ordinaryOwnMetadataKeys = function (target, targetKey) {\n var metadataMap = getOrCreateMetadataMap(target, targetKey, false);\n var keys = [];\n if (metadataMap) metadataMap.forEach(function (_, key) { keys.push(key); });\n return keys;\n};\n\nvar toMetadataKey = function (it) {\n return it === undefined || typeof it == 'symbol' ? it : String(it);\n};\n\nmodule.exports = {\n store: store,\n getMap: getOrCreateMetadataMap,\n has: ordinaryHasOwnMetadata,\n get: ordinaryGetOwnMetadata,\n set: ordinaryDefineOwnMetadata,\n keys: ordinaryOwnMetadataKeys,\n toKey: toMetadataKey\n};\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar toMetadataKey = ReflectMetadataModule.toKey;\nvar ordinaryDefineOwnMetadata = ReflectMetadataModule.set;\n\n// `Reflect.defineMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n defineMetadata: function defineMetadata(metadataKey, metadataValue, target /* , targetKey */) {\n var targetKey = arguments.length < 4 ? undefined : toMetadataKey(arguments[3]);\n ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar toMetadataKey = ReflectMetadataModule.toKey;\nvar getOrCreateMetadataMap = ReflectMetadataModule.getMap;\nvar store = ReflectMetadataModule.store;\n\n// `Reflect.deleteMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {\n var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);\n var metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);\n if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) return false;\n if (metadataMap.size) return true;\n var targetMetadata = store.get(target);\n targetMetadata['delete'](targetKey);\n return !!targetMetadata.size || store['delete'](target);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar ordinaryHasOwnMetadata = ReflectMetadataModule.has;\nvar ordinaryGetOwnMetadata = ReflectMetadataModule.get;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\nvar ordinaryGetMetadata = function (MetadataKey, O, P) {\n var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);\n if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);\n var parent = getPrototypeOf(O);\n return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;\n};\n\n// `Reflect.getMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {\n var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);\n return ordinaryGetMetadata(metadataKey, anObject(target), targetKey);\n }\n});\n","var Set = require('../modules/es.set');\nvar ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar iterate = require('../internals/iterate');\nvar ordinaryOwnMetadataKeys = ReflectMetadataModule.keys;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\nvar from = function (iter) {\n var result = [];\n iterate(iter, result.push, result);\n return result;\n};\n\nvar ordinaryMetadataKeys = function (O, P) {\n var oKeys = ordinaryOwnMetadataKeys(O, P);\n var parent = getPrototypeOf(O);\n if (parent === null) return oKeys;\n var pKeys = ordinaryMetadataKeys(parent, P);\n return pKeys.length ? oKeys.length ? from(new Set(oKeys.concat(pKeys))) : pKeys : oKeys;\n};\n\n// `Reflect.getMetadataKeys` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n getMetadataKeys: function getMetadataKeys(target /* , targetKey */) {\n var targetKey = arguments.length < 2 ? undefined : toMetadataKey(arguments[1]);\n return ordinaryMetadataKeys(anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar ordinaryGetOwnMetadata = ReflectMetadataModule.get;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\n// `Reflect.getOwnMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n getOwnMetadata: function getOwnMetadata(metadataKey, target /* , targetKey */) {\n var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);\n return ordinaryGetOwnMetadata(metadataKey, anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar ordinaryOwnMetadataKeys = ReflectMetadataModule.keys;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\n// `Reflect.getOwnMetadataKeys` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n getOwnMetadataKeys: function getOwnMetadataKeys(target /* , targetKey */) {\n var targetKey = arguments.length < 2 ? undefined : toMetadataKey(arguments[1]);\n return ordinaryOwnMetadataKeys(anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar getPrototypeOf = require('../internals/object-get-prototype-of');\nvar ordinaryHasOwnMetadata = ReflectMetadataModule.has;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\nvar ordinaryHasMetadata = function (MetadataKey, O, P) {\n var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);\n if (hasOwn) return true;\n var parent = getPrototypeOf(O);\n return parent !== null ? ordinaryHasMetadata(MetadataKey, parent, P) : false;\n};\n\n// `Reflect.hasMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n hasMetadata: function hasMetadata(metadataKey, target /* , targetKey */) {\n var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);\n return ordinaryHasMetadata(metadataKey, anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar ordinaryHasOwnMetadata = ReflectMetadataModule.has;\nvar toMetadataKey = ReflectMetadataModule.toKey;\n\n// `Reflect.hasOwnMetadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n hasOwnMetadata: function hasOwnMetadata(metadataKey, target /* , targetKey */) {\n var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);\n return ordinaryHasOwnMetadata(metadataKey, anObject(target), targetKey);\n }\n});\n","var ReflectMetadataModule = require('../internals/reflect-metadata');\nvar anObject = require('../internals/an-object');\nvar toMetadataKey = ReflectMetadataModule.toKey;\nvar ordinaryDefineOwnMetadata = ReflectMetadataModule.set;\n\n// `Reflect.metadata` method\n// https://github.com/rbuckton/reflect-metadata\nrequire('../internals/export')({ target: 'Reflect', stat: true }, {\n metadata: function metadata(metadataKey, metadataValue) {\n return function decorator(target, key) {\n ordinaryDefineOwnMetadata(metadataKey, metadataValue, anObject(target), toMetadataKey(key));\n };\n }\n});\n","var getPrototypeOf = require('../internals/object-get-prototype-of');\nvar setPrototypeOf = require('../internals/object-set-prototype-of');\nvar create = require('../internals/object-create');\nvar iterate = require('../internals/iterate');\nvar hide = require('../internals/hide');\n\nvar $AggregateError = function AggregateError(errors, message) {\n var that = this;\n if (!(that instanceof $AggregateError)) return new $AggregateError(errors, message);\n if (setPrototypeOf) {\n that = setPrototypeOf(new Error(message), getPrototypeOf(that));\n }\n var errorsArray = [];\n iterate(errors, errorsArray.push, errorsArray);\n that.errors = errorsArray;\n if (message !== undefined) hide(that, 'message', String(message));\n return that;\n};\n\n$AggregateError.prototype = create(Error.prototype, {\n constructor: { value: $AggregateError, configurable: true, writable: true },\n name: { value: 'AggregateError', configurable: true, writable: true }\n});\n\nrequire('../internals/export')({ global: true }, {\n AggregateError: $AggregateError\n});\n","'use strict';\n// `Promise.any` method\n// https://github.com/tc39/proposal-promise-any\nvar getBuiltIn = require('../internals/get-built-in');\nvar newPromiseCapabilityModule = require('../internals/new-promise-capability');\nvar perform = require('../internals/perform');\nvar iterate = require('../internals/iterate');\nvar PROMISE_ANY_ERROR = 'No one promise resolved';\n\nrequire('../internals/export')({ target: 'Promise', stat: true }, {\n any: function any(iterable) {\n var C = this;\n var capability = newPromiseCapabilityModule.f(C);\n var resolve = capability.resolve;\n var reject = capability.reject;\n var result = perform(function () {\n var errors = [];\n var counter = 0;\n var remaining = 1;\n var alreadyResolved = false;\n iterate(iterable, function (promise) {\n var index = counter++;\n var alreadyRejected = false;\n errors.push(undefined);\n remaining++;\n C.resolve(promise).then(function (value) {\n if (alreadyRejected || alreadyResolved) return;\n alreadyResolved = true;\n resolve(value);\n }, function (e) {\n if (alreadyRejected || alreadyResolved) return;\n alreadyRejected = true;\n errors[index] = e;\n --remaining || reject(new (getBuiltIn('AggregateError'))(errors, PROMISE_ANY_ERROR));\n });\n });\n --remaining || reject(new (getBuiltIn('AggregateError'))(errors, PROMISE_ANY_ERROR));\n });\n if (result.error) reject(result.value);\n return capability.promise;\n }\n});\n","// `Math.iaddh` method\n// https://gist.github.com/BrendanEich/4294d5c212a6d2254703\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n iaddh: function iaddh(x0, x1, y0, y1) {\n var $x0 = x0 >>> 0;\n var $x1 = x1 >>> 0;\n var $y0 = y0 >>> 0;\n return $x1 + (y1 >>> 0) + (($x0 & $y0 | ($x0 | $y0) & ~($x0 + $y0 >>> 0)) >>> 31) | 0;\n }\n});\n","// `Math.isubh` method\n// https://gist.github.com/BrendanEich/4294d5c212a6d2254703\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n isubh: function isubh(x0, x1, y0, y1) {\n var $x0 = x0 >>> 0;\n var $x1 = x1 >>> 0;\n var $y0 = y0 >>> 0;\n return $x1 - (y1 >>> 0) - ((~$x0 & $y0 | ~($x0 ^ $y0) & $x0 - $y0 >>> 0) >>> 31) | 0;\n }\n});\n","// `Math.imulh` method\n// https://gist.github.com/BrendanEich/4294d5c212a6d2254703\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n imulh: function imulh(u, v) {\n var UINT16 = 0xFFFF;\n var $u = +u;\n var $v = +v;\n var u0 = $u & UINT16;\n var v0 = $v & UINT16;\n var u1 = $u >> 16;\n var v1 = $v >> 16;\n var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);\n return u1 * v1 + (t >> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >> 16);\n }\n});\n","// `Math.umulh` method\n// https://gist.github.com/BrendanEich/4294d5c212a6d2254703\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n umulh: function umulh(u, v) {\n var UINT16 = 0xFFFF;\n var $u = +u;\n var $v = +v;\n var u0 = $u & UINT16;\n var v0 = $v & UINT16;\n var u1 = $u >>> 16;\n var v1 = $v >>> 16;\n var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);\n return u1 * v1 + (t >>> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >>> 16);\n }\n});\n","'use strict';\nvar codePointAt = require('../internals/string-at');\n\n// `String.prototype.at` method\n// https://github.com/mathiasbynens/String.prototype.at\nrequire('../internals/export')({ target: 'String', proto: true }, {\n at: function at(pos) {\n return codePointAt(this, pos, true);\n }\n});\n","var IS_PURE = require('../internals/is-pure');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\n\nmodule.exports = !require('../internals/fails')(function () {\n var url = new URL('b?e=1', 'http://a');\n var searchParams = url.searchParams;\n url.pathname = 'c%20d';\n return (IS_PURE && !url.toJSON)\n || !searchParams.sort\n || url.href !== 'http://a/c%20d?e=1'\n || searchParams.get('e') !== '1'\n || String(new URLSearchParams('?a=1')) !== 'a=1'\n || !searchParams[ITERATOR]\n // throws in Edge\n || new URL('https://a@b').username !== 'a'\n || new URLSearchParams(new URLSearchParams('a=b')).get('a') !== 'b'\n // not punycoded in Edge\n || new URL('http://тест').host !== 'xn--e1aybc'\n // not escaped in Chrome 62-\n || new URL('http://a#б').hash !== '#%D0%B1';\n});\n","'use strict';\n// based on https://github.com/bestiejs/punycode.js/blob/master/punycode.js\nvar maxInt = 2147483647; // aka. 0x7FFFFFFF or 2^31-1\nvar base = 36;\nvar tMin = 1;\nvar tMax = 26;\nvar skew = 38;\nvar damp = 700;\nvar initialBias = 72;\nvar initialN = 128; // 0x80\nvar delimiter = '-'; // '\\x2D'\nvar regexNonASCII = /[^\\0-\\u007E]/; // non-ASCII chars\nvar regexSeparators = /[\\u002E\\u3002\\uFF0E\\uFF61]/g; // RFC 3490 separators\nvar OVERFLOW_ERROR = 'Overflow: input needs wider integers to process';\nvar baseMinusTMin = base - tMin;\nvar floor = Math.floor;\nvar stringFromCharCode = String.fromCharCode;\n\n/**\n * Creates an array containing the numeric code points of each Unicode\n * character in the string. While JavaScript uses UCS-2 internally,\n * this function will convert a pair of surrogate halves (each of which\n * UCS-2 exposes as separate characters) into a single code point,\n * matching UTF-16.\n */\nvar ucs2decode = function (string) {\n var output = [];\n var counter = 0;\n var length = string.length;\n while (counter < length) {\n var value = string.charCodeAt(counter++);\n if (value >= 0xD800 && value <= 0xDBFF && counter < length) {\n // It's a high surrogate, and there is a next character.\n var extra = string.charCodeAt(counter++);\n if ((extra & 0xFC00) == 0xDC00) { // Low surrogate.\n output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);\n } else {\n // It's an unmatched surrogate; only append this code unit, in case the\n // next code unit is the high surrogate of a surrogate pair.\n output.push(value);\n counter--;\n }\n } else {\n output.push(value);\n }\n }\n return output;\n};\n\n/**\n * Converts a digit/integer into a basic code point.\n */\nvar digitToBasic = function (digit) {\n // 0..25 map to ASCII a..z or A..Z\n // 26..35 map to ASCII 0..9\n return digit + 22 + 75 * (digit < 26);\n};\n\n/**\n * Bias adaptation function as per section 3.4 of RFC 3492.\n * https://tools.ietf.org/html/rfc3492#section-3.4\n */\nvar adapt = function (delta, numPoints, firstTime) {\n var k = 0;\n delta = firstTime ? floor(delta / damp) : delta >> 1;\n delta += floor(delta / numPoints);\n for (/* no initialization */; delta > baseMinusTMin * tMax >> 1; k += base) {\n delta = floor(delta / baseMinusTMin);\n }\n return floor(k + (baseMinusTMin + 1) * delta / (delta + skew));\n};\n\n/**\n * Converts a string of Unicode symbols (e.g. a domain name label) to a\n * Punycode string of ASCII-only symbols.\n */\n// eslint-disable-next-line max-statements\nvar encode = function (input) {\n var output = [];\n\n // Convert the input in UCS-2 to an array of Unicode code points.\n input = ucs2decode(input);\n\n // Cache the length.\n var inputLength = input.length;\n\n // Initialize the state.\n var n = initialN;\n var delta = 0;\n var bias = initialBias;\n var i, currentValue;\n\n // Handle the basic code points.\n for (i = 0; i < input.length; i++) {\n currentValue = input[i];\n if (currentValue < 0x80) {\n output.push(stringFromCharCode(currentValue));\n }\n }\n\n var basicLength = output.length; // number of basic code points.\n var handledCPCount = basicLength; // number of code points that have been handled;\n\n // Finish the basic string with a delimiter unless it's empty.\n if (basicLength) {\n output.push(delimiter);\n }\n\n // Main encoding loop:\n while (handledCPCount < inputLength) {\n // All non-basic code points < n have been handled already. Find the next larger one:\n var m = maxInt;\n for (i = 0; i < input.length; i++) {\n currentValue = input[i];\n if (currentValue >= n && currentValue < m) {\n m = currentValue;\n }\n }\n\n // Increase `delta` enough to advance the decoder's state to , but guard against overflow.\n var handledCPCountPlusOne = handledCPCount + 1;\n if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) {\n throw RangeError(OVERFLOW_ERROR);\n }\n\n delta += (m - n) * handledCPCountPlusOne;\n n = m;\n\n for (i = 0; i < input.length; i++) {\n currentValue = input[i];\n if (currentValue < n && ++delta > maxInt) {\n throw RangeError(OVERFLOW_ERROR);\n }\n if (currentValue == n) {\n // Represent delta as a generalized variable-length integer.\n var q = delta;\n for (var k = base; /* no condition */; k += base) {\n var t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);\n if (q < t) {\n break;\n }\n var qMinusT = q - t;\n var baseMinusT = base - t;\n output.push(stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT)));\n q = floor(qMinusT / baseMinusT);\n }\n\n output.push(stringFromCharCode(digitToBasic(q)));\n bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);\n delta = 0;\n ++handledCPCount;\n }\n }\n\n ++delta;\n ++n;\n }\n return output.join('');\n};\n\nmodule.exports = function (input) {\n var encoded = [];\n var labels = input.toLowerCase().replace(regexSeparators, '\\u002E').split('.');\n var i, label;\n for (i = 0; i < labels.length; i++) {\n label = labels[i];\n encoded.push(regexNonASCII.test(label) ? 'xn--' + encode(label) : label);\n }\n return encoded.join('.');\n};\n","var anObject = require('../internals/an-object');\nvar getIteratorMethod = require('../internals/get-iterator-method');\n\nmodule.exports = function (it) {\n var iteratorMethod = getIteratorMethod(it);\n if (typeof iteratorMethod != 'function') {\n throw TypeError(String(it) + ' is not iterable');\n } return anObject(iteratorMethod.call(it));\n};\n","'use strict';\nrequire('../modules/es.array.iterator');\nvar USE_NATIVE_URL = require('../internals/native-url');\nvar redefine = require('../internals/redefine');\nvar redefineAll = require('../internals/redefine-all');\nvar createIteratorConstructor = require('../internals/create-iterator-constructor');\nvar InternalStateModule = require('../internals/internal-state');\nvar anInstance = require('../internals/an-instance');\nvar hasOwn = require('../internals/has');\nvar bind = require('../internals/bind-context');\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar getIterator = require('../internals/get-iterator');\nvar getIteratorMethod = require('../internals/get-iterator-method');\nvar ITERATOR = require('../internals/well-known-symbol')('iterator');\nvar URL_SEARCH_PARAMS = 'URLSearchParams';\nvar URL_SEARCH_PARAMS_ITERATOR = URL_SEARCH_PARAMS + 'Iterator';\nvar setInternalState = InternalStateModule.set;\nvar getInternalParamsState = InternalStateModule.getterFor(URL_SEARCH_PARAMS);\nvar getInternalIteratorState = InternalStateModule.getterFor(URL_SEARCH_PARAMS_ITERATOR);\n\nvar plus = /\\+/g;\nvar sequences = Array(4);\n\nvar percentSequence = function (bytes) {\n return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp('((?:%[\\\\da-f]{2}){' + bytes + '})', 'gi'));\n};\n\nvar percentDecode = function (sequence) {\n try {\n return decodeURIComponent(sequence);\n } catch (error) {\n return sequence;\n }\n};\n\nvar deserialize = function (it) {\n var result = it.replace(plus, ' ');\n var bytes = 4;\n while (bytes) {\n result = result.replace(percentSequence(bytes--), percentDecode);\n }\n return result;\n};\n\nvar find = /[!'()~]|%20/g;\n\nvar replace = {\n '!': '%21',\n \"'\": '%27',\n '(': '%28',\n ')': '%29',\n '~': '%7E',\n '%20': '+'\n};\n\nvar replacer = function (match) {\n return replace[match];\n};\n\nvar serialize = function (it) {\n return encodeURIComponent(it).replace(find, replacer);\n};\n\nvar parseSearchParams = function (result, query) {\n if (query) {\n var attributes = query.split('&');\n var i = 0;\n var attribute, entry;\n while (i < attributes.length) {\n attribute = attributes[i++];\n if (attribute.length) {\n entry = attribute.split('=');\n result.push({\n key: deserialize(entry.shift()),\n value: deserialize(entry.join('='))\n });\n }\n }\n } return result;\n};\n\nvar updateSearchParams = function (query) {\n this.entries.length = 0;\n parseSearchParams(this.entries, query);\n};\n\nvar validateArgumentsLength = function (passed, required) {\n if (passed < required) throw TypeError('Not enough arguments');\n};\n\nvar URLSearchParamsIterator = createIteratorConstructor(function Iterator(params, kind) {\n setInternalState(this, {\n type: URL_SEARCH_PARAMS_ITERATOR,\n iterator: getIterator(getInternalParamsState(params).entries),\n kind: kind\n });\n}, 'Iterator', function next() {\n var state = getInternalIteratorState(this);\n var kind = state.kind;\n var step = state.iterator.next();\n var entry = step.value;\n if (!step.done) {\n step.value = kind === 'keys' ? entry.key : kind === 'values' ? entry.value : [entry.key, entry.value];\n } return step;\n});\n\n// `URLSearchParams` constructor\n// https://url.spec.whatwg.org/#interface-urlsearchparams\nvar URLSearchParamsConstructor = function URLSearchParams(/* init */) {\n anInstance(this, URLSearchParamsConstructor, URL_SEARCH_PARAMS);\n var init = arguments.length > 0 ? arguments[0] : undefined;\n var that = this;\n var entries = [];\n var iteratorMethod, iterator, step, entryIterator, first, second, key;\n\n setInternalState(that, {\n type: URL_SEARCH_PARAMS,\n entries: entries,\n updateURL: null,\n updateSearchParams: updateSearchParams\n });\n\n if (init !== undefined) {\n if (isObject(init)) {\n iteratorMethod = getIteratorMethod(init);\n if (typeof iteratorMethod === 'function') {\n iterator = iteratorMethod.call(init);\n while (!(step = iterator.next()).done) {\n entryIterator = getIterator(anObject(step.value));\n if (\n (first = entryIterator.next()).done ||\n (second = entryIterator.next()).done ||\n !entryIterator.next().done\n ) throw TypeError('Expected sequence with length 2');\n entries.push({ key: first.value + '', value: second.value + '' });\n }\n } else for (key in init) if (hasOwn(init, key)) entries.push({ key: key, value: init[key] + '' });\n } else {\n parseSearchParams(entries, typeof init === 'string' ? init.charAt(0) === '?' ? init.slice(1) : init : init + '');\n }\n }\n};\n\nvar URLSearchParamsPrototype = URLSearchParamsConstructor.prototype;\n\nredefineAll(URLSearchParamsPrototype, {\n // `URLSearchParams.prototype.appent` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-append\n append: function append(name, value) {\n validateArgumentsLength(arguments.length, 2);\n var state = getInternalParamsState(this);\n state.entries.push({ key: name + '', value: value + '' });\n if (state.updateURL) state.updateURL();\n },\n // `URLSearchParams.prototype.delete` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-delete\n 'delete': function (name) {\n validateArgumentsLength(arguments.length, 1);\n var state = getInternalParamsState(this);\n var entries = state.entries;\n var key = name + '';\n var i = 0;\n while (i < entries.length) {\n if (entries[i].key === key) entries.splice(i, 1);\n else i++;\n }\n if (state.updateURL) state.updateURL();\n },\n // `URLSearchParams.prototype.get` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-get\n get: function get(name) {\n validateArgumentsLength(arguments.length, 1);\n var entries = getInternalParamsState(this).entries;\n var key = name + '';\n var i = 0;\n for (; i < entries.length; i++) if (entries[i].key === key) return entries[i].value;\n return null;\n },\n // `URLSearchParams.prototype.getAll` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-getall\n getAll: function getAll(name) {\n validateArgumentsLength(arguments.length, 1);\n var entries = getInternalParamsState(this).entries;\n var key = name + '';\n var result = [];\n var i = 0;\n for (; i < entries.length; i++) if (entries[i].key === key) result.push(entries[i].value);\n return result;\n },\n // `URLSearchParams.prototype.has` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-has\n has: function has(name) {\n validateArgumentsLength(arguments.length, 1);\n var entries = getInternalParamsState(this).entries;\n var key = name + '';\n var i = 0;\n while (i < entries.length) if (entries[i++].key === key) return true;\n return false;\n },\n // `URLSearchParams.prototype.set` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-set\n set: function set(name, value) {\n validateArgumentsLength(arguments.length, 1);\n var state = getInternalParamsState(this);\n var entries = state.entries;\n var found = false;\n var key = name + '';\n var val = value + '';\n var i = 0;\n var entry;\n for (; i < entries.length; i++) {\n entry = entries[i];\n if (entry.key === key) {\n if (found) entries.splice(i--, 1);\n else {\n found = true;\n entry.value = val;\n }\n }\n }\n if (!found) entries.push({ key: key, value: val });\n if (state.updateURL) state.updateURL();\n },\n // `URLSearchParams.prototype.sort` method\n // https://url.spec.whatwg.org/#dom-urlsearchparams-sort\n sort: function sort() {\n var state = getInternalParamsState(this);\n var entries = state.entries;\n // Array#sort is not stable in some engines\n var slice = entries.slice();\n var entry, i, j;\n entries.length = 0;\n for (i = 0; i < slice.length; i++) {\n entry = slice[i];\n for (j = 0; j < i; j++) if (entries[j].key > entry.key) {\n entries.splice(j, 0, entry);\n break;\n }\n if (j === i) entries.push(entry);\n }\n if (state.updateURL) state.updateURL();\n },\n // `URLSearchParams.prototype.forEach` method\n forEach: function forEach(callback /* , thisArg */) {\n var entries = getInternalParamsState(this).entries;\n var boundFunction = bind(callback, arguments.length > 1 ? arguments[1] : undefined, 3);\n var i = 0;\n var entry;\n while (i < entries.length) {\n entry = entries[i++];\n boundFunction(entry.value, entry.key, this);\n }\n },\n // `URLSearchParams.prototype.keys` method\n keys: function keys() {\n return new URLSearchParamsIterator(this, 'keys');\n },\n // `URLSearchParams.prototype.values` method\n values: function values() {\n return new URLSearchParamsIterator(this, 'values');\n },\n // `URLSearchParams.prototype.entries` method\n entries: function entries() {\n return new URLSearchParamsIterator(this, 'entries');\n }\n}, { enumerable: true });\n\n// `URLSearchParams.prototype[@@iterator]` method\nredefine(URLSearchParamsPrototype, ITERATOR, URLSearchParamsPrototype.entries);\n\n// `URLSearchParams.prototype.toString` method\n// https://url.spec.whatwg.org/#urlsearchparams-stringification-behavior\nredefine(URLSearchParamsPrototype, 'toString', function toString() {\n var entries = getInternalParamsState(this).entries;\n var result = [];\n var i = 0;\n var entry;\n while (i < entries.length) {\n entry = entries[i++];\n result.push(serialize(entry.key) + '=' + serialize(entry.value));\n } return result.join('&');\n}, { enumerable: true });\n\nrequire('../internals/set-to-string-tag')(URLSearchParamsConstructor, URL_SEARCH_PARAMS);\n\nrequire('../internals/export')({ global: true, forced: !USE_NATIVE_URL }, {\n URLSearchParams: URLSearchParamsConstructor\n});\n\nmodule.exports = {\n URLSearchParams: URLSearchParamsConstructor,\n getState: getInternalParamsState\n};\n","'use strict';\nrequire('../modules/es.string.iterator');\nvar DESCRIPTORS = require('../internals/descriptors');\nvar USE_NATIVE_URL = require('../internals/native-url');\nvar NativeURL = require('../internals/global').URL;\nvar defineProperties = require('../internals/object-define-properties');\nvar redefine = require('../internals/redefine');\nvar anInstance = require('../internals/an-instance');\nvar has = require('../internals/has');\nvar assign = require('../internals/object-assign');\nvar arrayFrom = require('../internals/array-from');\nvar codePointAt = require('../internals/string-at');\nvar toASCII = require('../internals/punycode-to-ascii');\nvar URLSearchParamsModule = require('../modules/web.url-search-params');\nvar URLSearchParams = URLSearchParamsModule.URLSearchParams;\nvar getInternalSearchParamsState = URLSearchParamsModule.getState;\nvar InternalStateModule = require('../internals/internal-state');\nvar setInternalState = InternalStateModule.set;\nvar getInternalURLState = InternalStateModule.getterFor('URL');\nvar pow = Math.pow;\n\nvar INVALID_AUTHORITY = 'Invalid authority';\nvar INVALID_SCHEME = 'Invalid scheme';\nvar INVALID_HOST = 'Invalid host';\nvar INVALID_PORT = 'Invalid port';\n\nvar ALPHA = /[a-zA-Z]/;\nvar ALPHANUMERIC = /[a-zA-Z0-9+\\-.]/;\nvar DIGIT = /\\d/;\nvar HEX_START = /^(0x|0X)/;\nvar OCT = /^[0-7]+$/;\nvar DEC = /^\\d+$/;\nvar HEX = /^[0-9A-Fa-f]+$/;\n// eslint-disable-next-line no-control-regex\nvar FORBIDDEN_HOST_CODE_POINT = /\\u0000|\\u0009|\\u000A|\\u000D|\\u0020|#|%|\\/|:|\\?|@|\\[|\\\\|\\]/;\n// eslint-disable-next-line no-control-regex\nvar FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT = /\\u0000|\\u0009|\\u000A|\\u000D|\\u0020|#|\\/|:|\\?|@|\\[|\\\\|\\]/;\n// eslint-disable-next-line no-control-regex\nvar LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE = /^[\\u0000-\\u001F\\u0020]+|[\\u0000-\\u001F\\u0020]+$/g;\n// eslint-disable-next-line no-control-regex\nvar TAB_AND_NEW_LINE = /\\u0009|\\u000A|\\u000D/g;\nvar EOF;\n\nvar parseHost = function (url, input) {\n var result, codePoints, i;\n if (input.charAt(0) == '[') {\n if (input.charAt(input.length - 1) != ']') return INVALID_HOST;\n result = parseIPv6(input.slice(1, -1));\n if (!result) return INVALID_HOST;\n url.host = result;\n // opaque host\n } else if (!isSpecial(url)) {\n if (FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT.test(input)) return INVALID_HOST;\n result = '';\n codePoints = arrayFrom(input);\n for (i = 0; i < codePoints.length; i++) result += percentEncode(codePoints[i], C0ControlPercentEncodeSet);\n url.host = result;\n } else {\n input = toASCII(input);\n if (FORBIDDEN_HOST_CODE_POINT.test(input)) return INVALID_HOST;\n result = parseIPv4(input);\n if (result === null) return INVALID_HOST;\n url.host = result;\n }\n};\n\nvar parseIPv4 = function (input) {\n var parts = input.split('.');\n var partsLength, numbers, i, part, R, n, ipv4;\n if (parts[parts.length - 1] == '') {\n if (parts.length) parts.pop();\n }\n partsLength = parts.length;\n if (partsLength > 4) return input;\n numbers = [];\n for (i = 0; i < partsLength; i++) {\n part = parts[i];\n if (part == '') return input;\n R = 10;\n if (part.length > 1 && part.charAt(0) == '0') {\n R = HEX_START.test(part) ? 16 : 8;\n part = part.slice(R == 8 ? 1 : 2);\n }\n if (part === '') {\n n = 0;\n } else {\n if (!(R == 10 ? DEC : R == 8 ? OCT : HEX).test(part)) return input;\n n = parseInt(part, R);\n }\n numbers.push(n);\n }\n for (i = 0; i < partsLength; i++) {\n n = numbers[i];\n if (i == partsLength - 1) {\n if (n >= pow(256, 5 - partsLength)) return null;\n } else if (n > 255) return null;\n }\n ipv4 = numbers.pop();\n for (i = 0; i < numbers.length; i++) {\n ipv4 += numbers[i] * pow(256, 3 - i);\n }\n return ipv4;\n};\n\n// eslint-disable-next-line max-statements\nvar parseIPv6 = function (input) {\n var address = [0, 0, 0, 0, 0, 0, 0, 0];\n var pieceIndex = 0;\n var compress = null;\n var pointer = 0;\n var value, length, numbersSeen, ipv4Piece, number, swaps, swap;\n\n var char = function () {\n return input.charAt(pointer);\n };\n\n if (char() == ':') {\n if (input.charAt(1) != ':') return;\n pointer += 2;\n pieceIndex++;\n compress = pieceIndex;\n }\n while (char()) {\n if (pieceIndex == 8) return;\n if (char() == ':') {\n if (compress !== null) return;\n pointer++;\n pieceIndex++;\n compress = pieceIndex;\n continue;\n }\n value = length = 0;\n while (length < 4 && HEX.test(char())) {\n value = value * 16 + parseInt(char(), 16);\n pointer++;\n length++;\n }\n if (char() == '.') {\n if (length == 0) return;\n pointer -= length;\n if (pieceIndex > 6) return;\n numbersSeen = 0;\n while (char()) {\n ipv4Piece = null;\n if (numbersSeen > 0) {\n if (char() == '.' && numbersSeen < 4) pointer++;\n else return;\n }\n if (!DIGIT.test(char())) return;\n while (DIGIT.test(char())) {\n number = parseInt(char(), 10);\n if (ipv4Piece === null) ipv4Piece = number;\n else if (ipv4Piece == 0) return;\n else ipv4Piece = ipv4Piece * 10 + number;\n if (ipv4Piece > 255) return;\n pointer++;\n }\n address[pieceIndex] = address[pieceIndex] * 256 + ipv4Piece;\n numbersSeen++;\n if (numbersSeen == 2 || numbersSeen == 4) pieceIndex++;\n }\n if (numbersSeen != 4) return;\n break;\n } else if (char() == ':') {\n pointer++;\n if (!char()) return;\n } else if (char()) return;\n address[pieceIndex++] = value;\n }\n if (compress !== null) {\n swaps = pieceIndex - compress;\n pieceIndex = 7;\n while (pieceIndex != 0 && swaps > 0) {\n swap = address[pieceIndex];\n address[pieceIndex--] = address[compress + swaps - 1];\n address[compress + --swaps] = swap;\n }\n } else if (pieceIndex != 8) return;\n return address;\n};\n\nvar findLongestZeroSequence = function (ipv6) {\n var maxIndex = null;\n var maxLength = 1;\n var currStart = null;\n var currLength = 0;\n var i = 0;\n for (; i < 8; i++) {\n if (ipv6[i] !== 0) {\n if (currLength > maxLength) {\n maxIndex = currStart;\n maxLength = currLength;\n }\n currStart = null;\n currLength = 0;\n } else {\n if (currStart === null) currStart = i;\n ++currLength;\n }\n }\n if (currLength > maxLength) {\n maxIndex = currStart;\n maxLength = currLength;\n }\n return maxIndex;\n};\n\nvar serializeHost = function (host) {\n var result, i, compress, ignore0;\n // ipv4\n if (typeof host == 'number') {\n result = [];\n for (i = 0; i < 4; i++) {\n result.unshift(host % 256);\n host = Math.floor(host / 256);\n } return result.join('.');\n // ipv6\n } else if (typeof host == 'object') {\n result = '';\n compress = findLongestZeroSequence(host);\n for (i = 0; i < 8; i++) {\n if (ignore0 && host[i] === 0) continue;\n if (ignore0) ignore0 = false;\n if (compress === i) {\n result += i ? ':' : '::';\n ignore0 = true;\n } else {\n result += host[i].toString(16);\n if (i < 7) result += ':';\n }\n }\n return '[' + result + ']';\n } return host;\n};\n\nvar C0ControlPercentEncodeSet = {};\nvar fragmentPercentEncodeSet = assign({}, C0ControlPercentEncodeSet, {\n ' ': 1, '\"': 1, '<': 1, '>': 1, '`': 1\n});\nvar pathPercentEncodeSet = assign({}, fragmentPercentEncodeSet, {\n '#': 1, '?': 1, '{': 1, '}': 1\n});\nvar userinfoPercentEncodeSet = assign({}, pathPercentEncodeSet, {\n '/': 1, ':': 1, ';': 1, '=': 1, '@': 1, '[': 1, '\\\\': 1, ']': 1, '^': 1, '|': 1\n});\n\nvar percentEncode = function (char, set) {\n var code = codePointAt(char, 0);\n return code > 0x20 && code < 0x7F && !has(set, char) ? char : encodeURIComponent(char);\n};\n\nvar specialSchemes = {\n ftp: 21,\n file: null,\n gopher: 70,\n http: 80,\n https: 443,\n ws: 80,\n wss: 443\n};\n\nvar isSpecial = function (url) {\n return has(specialSchemes, url.scheme);\n};\n\nvar includesCredentials = function (url) {\n return url.username != '' || url.password != '';\n};\n\nvar cannotHaveUsernamePasswordPort = function (url) {\n return !url.host || url.cannotBeABaseURL || url.scheme == 'file';\n};\n\nvar isWindowsDriveLetter = function (string, normalized) {\n var second;\n return string.length == 2 && ALPHA.test(string.charAt(0))\n && ((second = string.charAt(1)) == ':' || (!normalized && second == '|'));\n};\n\nvar startsWithWindowsDriveLetter = function (string) {\n var third;\n return string.length > 1 && isWindowsDriveLetter(string.slice(0, 2)) && (\n string.length == 2 ||\n ((third = string.charAt(2)) === '/' || third === '\\\\' || third === '?' || third === '#')\n );\n};\n\nvar shortenURLsPath = function (url) {\n var path = url.path;\n var pathSize = path.length;\n if (pathSize && (url.scheme != 'file' || pathSize != 1 || !isWindowsDriveLetter(path[0], true))) {\n path.pop();\n }\n};\n\nvar isSingleDot = function (segment) {\n return segment === '.' || segment.toLowerCase() === '%2e';\n};\n\nvar isDoubleDot = function (segment) {\n segment = segment.toLowerCase();\n return segment === '..' || segment === '%2e.' || segment === '.%2e' || segment === '%2e%2e';\n};\n\n// States:\nvar SCHEME_START = {};\nvar SCHEME = {};\nvar NO_SCHEME = {};\nvar SPECIAL_RELATIVE_OR_AUTHORITY = {};\nvar PATH_OR_AUTHORITY = {};\nvar RELATIVE = {};\nvar RELATIVE_SLASH = {};\nvar SPECIAL_AUTHORITY_SLASHES = {};\nvar SPECIAL_AUTHORITY_IGNORE_SLASHES = {};\nvar AUTHORITY = {};\nvar HOST = {};\nvar HOSTNAME = {};\nvar PORT = {};\nvar FILE = {};\nvar FILE_SLASH = {};\nvar FILE_HOST = {};\nvar PATH_START = {};\nvar PATH = {};\nvar CANNOT_BE_A_BASE_URL_PATH = {};\nvar QUERY = {};\nvar FRAGMENT = {};\n\n// eslint-disable-next-line max-statements\nvar parseURL = function (url, input, stateOverride, base) {\n var state = stateOverride || SCHEME_START;\n var pointer = 0;\n var buffer = '';\n var seenAt = false;\n var seenBracket = false;\n var seenPasswordToken = false;\n var codePoints, char, bufferCodePoints, failure;\n\n if (!stateOverride) {\n url.scheme = '';\n url.username = '';\n url.password = '';\n url.host = null;\n url.port = null;\n url.path = [];\n url.query = null;\n url.fragment = null;\n url.cannotBeABaseURL = false;\n input = input.replace(LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE, '');\n }\n\n input = input.replace(TAB_AND_NEW_LINE, '');\n\n codePoints = arrayFrom(input);\n\n while (pointer <= codePoints.length) {\n char = codePoints[pointer];\n switch (state) {\n case SCHEME_START:\n if (char && ALPHA.test(char)) {\n buffer += char.toLowerCase();\n state = SCHEME;\n } else if (!stateOverride) {\n state = NO_SCHEME;\n continue;\n } else return INVALID_SCHEME;\n break;\n\n case SCHEME:\n if (char && (ALPHANUMERIC.test(char) || char == '+' || char == '-' || char == '.')) {\n buffer += char.toLowerCase();\n } else if (char == ':') {\n if (stateOverride) {\n if (\n (isSpecial(url) != has(specialSchemes, buffer)) ||\n (buffer == 'file' && (includesCredentials(url) || url.port !== null)) ||\n (url.scheme == 'file' && !url.host)\n ) return;\n }\n url.scheme = buffer;\n if (stateOverride) {\n if (isSpecial(url) && specialSchemes[url.scheme] == url.port) url.port = null;\n return;\n }\n buffer = '';\n if (url.scheme == 'file') {\n state = FILE;\n } else if (isSpecial(url) && base && base.scheme == url.scheme) {\n state = SPECIAL_RELATIVE_OR_AUTHORITY;\n } else if (isSpecial(url)) {\n state = SPECIAL_AUTHORITY_SLASHES;\n } else if (codePoints[pointer + 1] == '/') {\n state = PATH_OR_AUTHORITY;\n pointer++;\n } else {\n url.cannotBeABaseURL = true;\n url.path.push('');\n state = CANNOT_BE_A_BASE_URL_PATH;\n }\n } else if (!stateOverride) {\n buffer = '';\n state = NO_SCHEME;\n pointer = 0;\n continue;\n } else return INVALID_SCHEME;\n break;\n\n case NO_SCHEME:\n if (!base || (base.cannotBeABaseURL && char != '#')) return INVALID_SCHEME;\n if (base.cannotBeABaseURL && char == '#') {\n url.scheme = base.scheme;\n url.path = base.path.slice();\n url.query = base.query;\n url.fragment = '';\n url.cannotBeABaseURL = true;\n state = FRAGMENT;\n break;\n }\n state = base.scheme == 'file' ? FILE : RELATIVE;\n continue;\n\n case SPECIAL_RELATIVE_OR_AUTHORITY:\n if (char == '/' && codePoints[pointer + 1] == '/') {\n state = SPECIAL_AUTHORITY_IGNORE_SLASHES;\n pointer++;\n } else {\n state = RELATIVE;\n continue;\n } break;\n\n case PATH_OR_AUTHORITY:\n if (char == '/') {\n state = AUTHORITY;\n break;\n } else {\n state = PATH;\n continue;\n }\n\n case RELATIVE:\n url.scheme = base.scheme;\n if (char == EOF) {\n url.username = base.username;\n url.password = base.password;\n url.host = base.host;\n url.port = base.port;\n url.path = base.path.slice();\n url.query = base.query;\n } else if (char == '/' || (char == '\\\\' && isSpecial(url))) {\n state = RELATIVE_SLASH;\n } else if (char == '?') {\n url.username = base.username;\n url.password = base.password;\n url.host = base.host;\n url.port = base.port;\n url.path = base.path.slice();\n url.query = '';\n state = QUERY;\n } else if (char == '#') {\n url.username = base.username;\n url.password = base.password;\n url.host = base.host;\n url.port = base.port;\n url.path = base.path.slice();\n url.query = base.query;\n url.fragment = '';\n state = FRAGMENT;\n } else {\n url.username = base.username;\n url.password = base.password;\n url.host = base.host;\n url.port = base.port;\n url.path = base.path.slice();\n url.path.pop();\n state = PATH;\n continue;\n } break;\n\n case RELATIVE_SLASH:\n if (isSpecial(url) && (char == '/' || char == '\\\\')) {\n state = SPECIAL_AUTHORITY_IGNORE_SLASHES;\n } else if (char == '/') {\n state = AUTHORITY;\n } else {\n url.username = base.username;\n url.password = base.password;\n url.host = base.host;\n url.port = base.port;\n state = PATH;\n continue;\n } break;\n\n case SPECIAL_AUTHORITY_SLASHES:\n state = SPECIAL_AUTHORITY_IGNORE_SLASHES;\n if (char != '/' || buffer.charAt(pointer + 1) != '/') continue;\n pointer++;\n break;\n\n case SPECIAL_AUTHORITY_IGNORE_SLASHES:\n if (char != '/' && char != '\\\\') {\n state = AUTHORITY;\n continue;\n } break;\n\n case AUTHORITY:\n if (char == '@') {\n if (seenAt) buffer = '%40' + buffer;\n seenAt = true;\n bufferCodePoints = arrayFrom(buffer);\n for (var i = 0; i < bufferCodePoints.length; i++) {\n var codePoint = bufferCodePoints[i];\n if (codePoint == ':' && !seenPasswordToken) {\n seenPasswordToken = true;\n continue;\n }\n var encodedCodePoints = percentEncode(codePoint, userinfoPercentEncodeSet);\n if (seenPasswordToken) url.password += encodedCodePoints;\n else url.username += encodedCodePoints;\n }\n buffer = '';\n } else if (\n char == EOF || char == '/' || char == '?' || char == '#' ||\n (char == '\\\\' && isSpecial(url))\n ) {\n if (seenAt && buffer == '') return INVALID_AUTHORITY;\n pointer -= arrayFrom(buffer).length + 1;\n buffer = '';\n state = HOST;\n } else buffer += char;\n break;\n\n case HOST:\n case HOSTNAME:\n if (stateOverride && url.scheme == 'file') {\n state = FILE_HOST;\n continue;\n } else if (char == ':' && !seenBracket) {\n if (buffer == '') return INVALID_HOST;\n failure = parseHost(url, buffer);\n if (failure) return failure;\n buffer = '';\n state = PORT;\n if (stateOverride == HOSTNAME) return;\n } else if (\n char == EOF || char == '/' || char == '?' || char == '#' ||\n (char == '\\\\' && isSpecial(url))\n ) {\n if (isSpecial(url) && buffer == '') return INVALID_HOST;\n if (stateOverride && buffer == '' && (includesCredentials(url) || url.port !== null)) return;\n failure = parseHost(url, buffer);\n if (failure) return failure;\n buffer = '';\n state = PATH_START;\n if (stateOverride) return;\n continue;\n } else {\n if (char == '[') seenBracket = true;\n else if (char == ']') seenBracket = false;\n buffer += char;\n } break;\n\n case PORT:\n if (DIGIT.test(char)) {\n buffer += char;\n } else if (\n char == EOF || char == '/' || char == '?' || char == '#' ||\n (char == '\\\\' && isSpecial(url)) ||\n stateOverride\n ) {\n if (buffer != '') {\n var port = parseInt(buffer, 10);\n if (port > 0xFFFF) return INVALID_PORT;\n url.port = (isSpecial(url) && port === specialSchemes[url.scheme]) ? null : port;\n buffer = '';\n }\n if (stateOverride) return;\n state = PATH_START;\n continue;\n } else return INVALID_PORT;\n break;\n\n case FILE:\n url.scheme = 'file';\n if (char == '/' || char == '\\\\') state = FILE_SLASH;\n else if (base && base.scheme == 'file') {\n if (char == EOF) {\n url.host = base.host;\n url.path = base.path.slice();\n url.query = base.query;\n } else if (char == '?') {\n url.host = base.host;\n url.path = base.path.slice();\n url.query = '';\n state = QUERY;\n } else if (char == '#') {\n url.host = base.host;\n url.path = base.path.slice();\n url.query = base.query;\n url.fragment = '';\n state = FRAGMENT;\n } else {\n if (!startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {\n url.host = base.host;\n url.path = base.path.slice();\n shortenURLsPath(url);\n }\n state = PATH;\n continue;\n }\n } else {\n state = PATH;\n continue;\n } break;\n\n case FILE_SLASH:\n if (char == '/' || char == '\\\\') {\n state = FILE_HOST;\n break;\n }\n if (base && base.scheme == 'file' && !startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {\n if (isWindowsDriveLetter(base.path[0], true)) url.path.push(base.path[0]);\n else url.host = base.host;\n }\n state = PATH;\n continue;\n\n case FILE_HOST:\n if (char == EOF || char == '/' || char == '\\\\' || char == '?' || char == '#') {\n if (!stateOverride && isWindowsDriveLetter(buffer)) {\n state = PATH;\n } else if (buffer == '') {\n url.host = '';\n if (stateOverride) return;\n state = PATH_START;\n } else {\n failure = parseHost(url, buffer);\n if (failure) return failure;\n if (url.host == 'localhost') url.host = '';\n if (stateOverride) return;\n buffer = '';\n state = PATH_START;\n } continue;\n } else buffer += char;\n break;\n\n case PATH_START:\n if (isSpecial(url)) {\n state = PATH;\n if (char != '/' && char != '\\\\') continue;\n } else if (!stateOverride && char == '?') {\n url.query = '';\n state = QUERY;\n } else if (!stateOverride && char == '#') {\n url.fragment = '';\n state = FRAGMENT;\n } else if (char != EOF) {\n state = PATH;\n if (char != '/') continue;\n } break;\n\n case PATH:\n if (\n char == EOF || char == '/' ||\n (char == '\\\\' && isSpecial(url)) ||\n (!stateOverride && (char == '?' || char == '#'))\n ) {\n if (isDoubleDot(buffer)) {\n shortenURLsPath(url);\n if (char != '/' && !(char == '\\\\' && isSpecial(url))) {\n url.path.push('');\n }\n } else if (isSingleDot(buffer)) {\n if (char != '/' && !(char == '\\\\' && isSpecial(url))) {\n url.path.push('');\n }\n } else {\n if (url.scheme == 'file' && !url.path.length && isWindowsDriveLetter(buffer)) {\n if (url.host) url.host = '';\n buffer = buffer.charAt(0) + ':'; // normalize windows drive letter\n }\n url.path.push(buffer);\n }\n buffer = '';\n if (url.scheme == 'file' && (char == EOF || char == '?' || char == '#')) {\n while (url.path.length > 1 && url.path[0] === '') {\n url.path.shift();\n }\n }\n if (char == '?') {\n url.query = '';\n state = QUERY;\n } else if (char == '#') {\n url.fragment = '';\n state = FRAGMENT;\n }\n } else {\n buffer += percentEncode(char, pathPercentEncodeSet);\n } break;\n\n case CANNOT_BE_A_BASE_URL_PATH:\n if (char == '?') {\n url.query = '';\n state = QUERY;\n } else if (char == '#') {\n url.fragment = '';\n state = FRAGMENT;\n } else if (char != EOF) {\n url.path[0] += percentEncode(char, C0ControlPercentEncodeSet);\n } break;\n\n case QUERY:\n if (!stateOverride && char == '#') {\n url.fragment = '';\n state = FRAGMENT;\n } else if (char != EOF) {\n if (char == \"'\" && isSpecial(url)) url.query += '%27';\n else if (char == '#') url.query += '%23';\n else url.query += percentEncode(char, C0ControlPercentEncodeSet);\n } break;\n\n case FRAGMENT:\n if (char != EOF) url.fragment += percentEncode(char, fragmentPercentEncodeSet);\n break;\n }\n\n pointer++;\n }\n};\n\n// `URL` constructor\n// https://url.spec.whatwg.org/#url-class\nvar URLConstructor = function URL(url /* , base */) {\n var that = anInstance(this, URLConstructor, 'URL');\n var base = arguments.length > 1 ? arguments[1] : undefined;\n var urlString = String(url);\n var state = setInternalState(that, { type: 'URL' });\n var baseState, failure;\n if (base !== undefined) {\n if (base instanceof URLConstructor) baseState = getInternalURLState(base);\n else {\n failure = parseURL(baseState = {}, String(base));\n if (failure) throw TypeError(failure);\n }\n }\n failure = parseURL(state, urlString, null, baseState);\n if (failure) throw TypeError(failure);\n var searchParams = state.searchParams = new URLSearchParams();\n var searchParamsState = getInternalSearchParamsState(searchParams);\n searchParamsState.updateSearchParams(state.query);\n searchParamsState.updateURL = function () {\n state.query = String(searchParams) || null;\n };\n if (!DESCRIPTORS) {\n that.href = serializeURL.call(that);\n that.origin = getOrigin.call(that);\n that.protocol = getProtocol.call(that);\n that.username = getUsername.call(that);\n that.password = getPassword.call(that);\n that.host = getHost.call(that);\n that.hostname = getHostname.call(that);\n that.port = getPort.call(that);\n that.pathname = getPathname.call(that);\n that.search = getSearch.call(that);\n that.searchParams = getSearchParams.call(that);\n that.hash = getHash.call(that);\n }\n};\n\nvar URLPrototype = URLConstructor.prototype;\n\nvar serializeURL = function () {\n var url = getInternalURLState(this);\n var scheme = url.scheme;\n var username = url.username;\n var password = url.password;\n var host = url.host;\n var port = url.port;\n var path = url.path;\n var query = url.query;\n var fragment = url.fragment;\n var output = scheme + ':';\n if (host !== null) {\n output += '//';\n if (includesCredentials(url)) {\n output += username + (password ? ':' + password : '') + '@';\n }\n output += serializeHost(host);\n if (port !== null) output += ':' + port;\n } else if (scheme == 'file') output += '//';\n output += url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';\n if (query !== null) output += '?' + query;\n if (fragment !== null) output += '#' + fragment;\n return output;\n};\n\nvar getOrigin = function () {\n var url = getInternalURLState(this);\n var scheme = url.scheme;\n var port = url.port;\n if (scheme == 'blob') try {\n return new URL(scheme.path[0]).origin;\n } catch (error) {\n return 'null';\n }\n if (scheme == 'file' || !isSpecial(url)) return 'null';\n return scheme + '://' + serializeHost(url.host) + (port !== null ? ':' + port : '');\n};\n\nvar getProtocol = function () {\n return getInternalURLState(this).scheme + ':';\n};\n\nvar getUsername = function () {\n return getInternalURLState(this).username;\n};\n\nvar getPassword = function () {\n return getInternalURLState(this).password;\n};\n\nvar getHost = function () {\n var url = getInternalURLState(this);\n var host = url.host;\n var port = url.port;\n return host === null ? ''\n : port === null ? serializeHost(host)\n : serializeHost(host) + ':' + port;\n};\n\nvar getHostname = function () {\n var host = getInternalURLState(this).host;\n return host === null ? '' : serializeHost(host);\n};\n\nvar getPort = function () {\n var port = getInternalURLState(this).port;\n return port === null ? '' : String(port);\n};\n\nvar getPathname = function () {\n var url = getInternalURLState(this);\n var path = url.path;\n return url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';\n};\n\nvar getSearch = function () {\n var query = getInternalURLState(this).query;\n return query ? '?' + query : '';\n};\n\nvar getSearchParams = function () {\n return getInternalURLState(this).searchParams;\n};\n\nvar getHash = function () {\n var fragment = getInternalURLState(this).fragment;\n return fragment ? '#' + fragment : '';\n};\n\nvar accessorDescriptor = function (getter, setter) {\n return { get: getter, set: setter, configurable: true, enumerable: true };\n};\n\nif (DESCRIPTORS) {\n defineProperties(URLPrototype, {\n // `URL.prototype.href` accessors pair\n // https://url.spec.whatwg.org/#dom-url-href\n href: accessorDescriptor(serializeURL, function (href) {\n var url = getInternalURLState(this);\n var urlString = String(href);\n var failure = parseURL(url, urlString);\n if (failure) throw TypeError(failure);\n getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);\n }),\n // `URL.prototype.origin` getter\n // https://url.spec.whatwg.org/#dom-url-origin\n origin: accessorDescriptor(getOrigin),\n // `URL.prototype.protocol` accessors pair\n // https://url.spec.whatwg.org/#dom-url-protocol\n protocol: accessorDescriptor(getProtocol, function (protocol) {\n var url = getInternalURLState(this);\n parseURL(url, String(protocol) + ':', SCHEME_START);\n }),\n // `URL.prototype.username` accessors pair\n // https://url.spec.whatwg.org/#dom-url-username\n username: accessorDescriptor(getUsername, function (username) {\n var url = getInternalURLState(this);\n var codePoints = arrayFrom(String(username));\n if (cannotHaveUsernamePasswordPort(url)) return;\n url.username = '';\n for (var i = 0; i < codePoints.length; i++) {\n url.username += percentEncode(codePoints[i], userinfoPercentEncodeSet);\n }\n }),\n // `URL.prototype.password` accessors pair\n // https://url.spec.whatwg.org/#dom-url-password\n password: accessorDescriptor(getPassword, function (password) {\n var url = getInternalURLState(this);\n var codePoints = arrayFrom(String(password));\n if (cannotHaveUsernamePasswordPort(url)) return;\n url.password = '';\n for (var i = 0; i < codePoints.length; i++) {\n url.password += percentEncode(codePoints[i], userinfoPercentEncodeSet);\n }\n }),\n // `URL.prototype.host` accessors pair\n // https://url.spec.whatwg.org/#dom-url-host\n host: accessorDescriptor(getHost, function (host) {\n var url = getInternalURLState(this);\n if (url.cannotBeABaseURL) return;\n parseURL(url, String(host), HOST);\n }),\n // `URL.prototype.hostname` accessors pair\n // https://url.spec.whatwg.org/#dom-url-hostname\n hostname: accessorDescriptor(getHostname, function (hostname) {\n var url = getInternalURLState(this);\n if (url.cannotBeABaseURL) return;\n parseURL(url, String(hostname), HOSTNAME);\n }),\n // `URL.prototype.port` accessors pair\n // https://url.spec.whatwg.org/#dom-url-port\n port: accessorDescriptor(getPort, function (port) {\n var url = getInternalURLState(this);\n if (cannotHaveUsernamePasswordPort(url)) return;\n port = String(port);\n if (port == '') url.port = null;\n else parseURL(url, port, PORT);\n }),\n // `URL.prototype.pathname` accessors pair\n // https://url.spec.whatwg.org/#dom-url-pathname\n pathname: accessorDescriptor(getPathname, function (pathname) {\n var url = getInternalURLState(this);\n if (url.cannotBeABaseURL) return;\n url.path = [];\n parseURL(url, pathname + '', PATH_START);\n }),\n // `URL.prototype.search` accessors pair\n // https://url.spec.whatwg.org/#dom-url-search\n search: accessorDescriptor(getSearch, function (search) {\n var url = getInternalURLState(this);\n search = String(search);\n if (search == '') {\n url.query = null;\n } else {\n if ('?' == search.charAt(0)) search = search.slice(1);\n url.query = '';\n parseURL(url, search, QUERY);\n }\n getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);\n }),\n // `URL.prototype.searchParams` getter\n // https://url.spec.whatwg.org/#dom-url-searchparams\n searchParams: accessorDescriptor(getSearchParams),\n // `URL.prototype.hash` accessors pair\n // https://url.spec.whatwg.org/#dom-url-hash\n hash: accessorDescriptor(getHash, function (hash) {\n var url = getInternalURLState(this);\n hash = String(hash);\n if (hash == '') {\n url.fragment = null;\n return;\n }\n if ('#' == hash.charAt(0)) hash = hash.slice(1);\n url.fragment = '';\n parseURL(url, hash, FRAGMENT);\n })\n });\n}\n\n// `URL.prototype.toJSON` method\n// https://url.spec.whatwg.org/#dom-url-tojson\nredefine(URLPrototype, 'toJSON', function toJSON() {\n return serializeURL.call(this);\n}, { enumerable: true });\n\n// `URL.prototype.toString` method\n// https://url.spec.whatwg.org/#URL-stringification-behavior\nredefine(URLPrototype, 'toString', function toString() {\n return serializeURL.call(this);\n}, { enumerable: true });\n\nif (NativeURL) {\n var nativeCreateObjectURL = NativeURL.createObjectURL;\n var nativeRevokeObjectURL = NativeURL.revokeObjectURL;\n // `URL.createObjectURL` method\n // https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL\n // eslint-disable-next-line no-unused-vars\n if (nativeCreateObjectURL) redefine(URLConstructor, 'createObjectURL', function createObjectURL(blob) {\n return nativeCreateObjectURL.apply(NativeURL, arguments);\n });\n // `URL.revokeObjectURL` method\n // https://developer.mozilla.org/en-US/docs/Web/API/URL/revokeObjectURL\n // eslint-disable-next-line no-unused-vars\n if (nativeRevokeObjectURL) redefine(URLConstructor, 'revokeObjectURL', function revokeObjectURL(url) {\n return nativeRevokeObjectURL.apply(NativeURL, arguments);\n });\n}\n\nrequire('../internals/set-to-string-tag')(URLConstructor, 'URL');\n\nrequire('../internals/export')({ global: true, forced: !USE_NATIVE_URL, sham: !DESCRIPTORS }, {\n URL: URLConstructor\n});\n","'use strict';\n// `URL.prototype.toJSON` method\n// https://url.spec.whatwg.org/#dom-url-tojson\nrequire('../internals/export')({ target: 'URL', proto: true, enumerable: true }, {\n toJSON: function toJSON() {\n return URL.prototype.toString.call(this);\n }\n});\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar defineProperty = require('../internals/object-define-property').f;\n\n// `Array.prototype.lastIndex` getter\n// https://github.com/keithamus/proposal-array-last\nif (DESCRIPTORS && !('lastIndex' in [])) {\n defineProperty(Array.prototype, 'lastIndex', {\n configurable: true,\n get: function lastIndex() {\n var O = toObject(this);\n var len = toLength(O.length);\n return len == 0 ? 0 : len - 1;\n }\n });\n\n require('../internals/add-to-unscopables')('lastIndex');\n}\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar toObject = require('../internals/to-object');\nvar toLength = require('../internals/to-length');\nvar defineProperty = require('../internals/object-define-property').f;\n\n// `Array.prototype.lastIndex` accessor\n// https://github.com/keithamus/proposal-array-last\nif (DESCRIPTORS && !('lastItem' in [])) {\n defineProperty(Array.prototype, 'lastItem', {\n configurable: true,\n get: function lastItem() {\n var O = toObject(this);\n var len = toLength(O.length);\n return len == 0 ? undefined : O[len - 1];\n },\n set: function lastItem(value) {\n var O = toObject(this);\n var len = toLength(O.length);\n return O[len == 0 ? 0 : len - 1] = value;\n }\n });\n\n require('../internals/add-to-unscopables')('lastItem');\n}\n","'use strict';\nvar iterate = require('../internals/iterate');\nvar aFunction = require('../internals/a-function');\n\n// `Map.groupBy` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', stat: true, forced: require('../internals/is-pure') }, {\n groupBy: function groupBy(iterable, keyDerivative) {\n var newMap = new this();\n aFunction(keyDerivative);\n var has = aFunction(newMap.has);\n var get = aFunction(newMap.get);\n var set = aFunction(newMap.set);\n iterate(iterable, function (element) {\n var derivedKey = keyDerivative(element);\n if (!has.call(newMap, derivedKey)) set.call(newMap, derivedKey, [element]);\n else get.call(newMap, derivedKey).push(element);\n });\n return newMap;\n }\n});\n","module.exports = false;\n","'use strict';\nvar iterate = require('../internals/iterate');\nvar aFunction = require('../internals/a-function');\n\n// `Map.keyBy` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', stat: true, forced: require('../internals/is-pure') }, {\n keyBy: function keyBy(iterable, keyDerivative) {\n var newMap = new this();\n aFunction(keyDerivative);\n var setter = aFunction(newMap.set);\n iterate(iterable, function (element) {\n setter.call(newMap, keyDerivative(element), element);\n });\n return newMap;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\n\n// https://github.com/tc39/collection-methods\nmodule.exports = function (/* ...elements */) {\n var collection = anObject(this);\n var remover = aFunction(collection['delete']);\n var allDeleted = true;\n for (var k = 0, len = arguments.length; k < len; k++) {\n allDeleted = allDeleted && remover.call(collection, arguments[k]);\n }\n return !!allDeleted;\n};\n","'use strict';\nvar collectionDeleteAll = require('../internals/collection-delete-all');\n\n// `Map.prototype.deleteAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({\n target: 'Map', proto: true, real: true, forced: require('../internals/is-pure')\n}, {\n deleteAll: function deleteAll(/* ...elements */) {\n return collectionDeleteAll.apply(this, arguments);\n }\n});\n","var IS_PURE = require('../internals/is-pure');\nvar getIterator = require('../internals/get-iterator');\n\nmodule.exports = IS_PURE ? getIterator : function (it) {\n // eslint-disable-next-line no-undef\n return Map.prototype.entries.call(it);\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.every` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n every: function every(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, entry;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (!boundFunction(entry[1], entry[0], map)) return false;\n } return true;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar speciesConstructor = require('../internals/species-constructor');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.filter` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n filter: function filter(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();\n var setter = aFunction(newMap.set);\n var step, entry, key, value;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (boundFunction(value = entry[1], key = entry[0], map)) setter.call(newMap, key, value);\n }\n return newMap;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.find` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n find: function find(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, entry, value;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (boundFunction(value = entry[1], entry[0], map)) return value;\n }\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.findKey` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n findKey: function findKey(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, entry, key;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (boundFunction(entry[1], key = entry[0], map)) return key;\n }\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar getMapIterator = require('../internals/get-map-iterator');\nvar sameValueZero = require('../internals/same-value-zero');\n\n// `Map.prototype.includes` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n includes: function includes(searchElement) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var step;\n while (!(step = iterator.next()).done) {\n if (sameValueZero(step.value[1], searchElement)) return true;\n }\n return false;\n }\n});\n","// `SameValueZero` abstract operation\n// https://tc39.github.io/ecma262/#sec-samevaluezero\nmodule.exports = function (x, y) {\n // eslint-disable-next-line no-self-compare\n return x === y || x != x && y != y;\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.includes` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n keyOf: function keyOf(searchElement) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var step, entry;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (entry[1] === searchElement) return entry[0];\n }\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar speciesConstructor = require('../internals/species-constructor');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.mapKeys` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n mapKeys: function mapKeys(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();\n var setter = aFunction(newMap.set);\n var step, entry, value;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n setter.call(newMap, boundFunction(value = entry[1], entry[0], map), value);\n }\n return newMap;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar speciesConstructor = require('../internals/species-constructor');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.mapValues` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n mapValues: function mapValues(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();\n var setter = aFunction(newMap.set);\n var step, entry, key;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n setter.call(newMap, key = entry[0], boundFunction(entry[1], key, map));\n }\n return newMap;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar iterate = require('../internals/iterate');\n\n// `Map.prototype.merge` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n // eslint-disable-next-line no-unused-vars\n merge: function merge(iterable /* ...iterbles */) {\n var map = anObject(this);\n var setter = aFunction(map.set);\n var i = 0;\n while (i < arguments.length) {\n iterate(arguments[i++], setter, map, true);\n }\n return map;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Map.prototype.reduce` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n reduce: function reduce(callbackfn /* , initialValue */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var accumulator, step, entry;\n aFunction(callbackfn);\n if (arguments.length > 1) accumulator = arguments[1];\n else {\n step = iterator.next();\n if (step.done) throw TypeError('Reduce of empty map with no initial value');\n accumulator = step.value[1];\n }\n while (!(step = iterator.next()).done) {\n entry = step.value;\n accumulator = callbackfn(accumulator, entry[1], entry[0], map);\n }\n return accumulator;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getMapIterator = require('../internals/get-map-iterator');\n\n// `Set.prototype.some` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n some: function some(callbackfn /* , thisArg */) {\n var map = anObject(this);\n var iterator = getMapIterator(map);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, entry;\n while (!(step = iterator.next()).done) {\n entry = step.value;\n if (boundFunction(entry[1], entry[0], map)) return true;\n } return false;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\n\n// `Set.prototype.update` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Map', proto: true, real: true, forced: require('../internals/is-pure') }, {\n update: function update(key, callback /* , thunk */) {\n var map = anObject(this);\n aFunction(callback);\n var isPresentInMap = map.has(key);\n if (!isPresentInMap && arguments.length < 3) {\n throw TypeError('Updating absent value');\n }\n var value = isPresentInMap ? map.get(key) : aFunction(arguments[2])(key, map);\n map.set(key, callback(value, key, map));\n return map;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\n\n// https://github.com/tc39/collection-methods\nmodule.exports = function (/* ...elements */) {\n var set = anObject(this);\n var adder = aFunction(set.add);\n for (var k = 0, len = arguments.length; k < len; k++) {\n adder.call(set, arguments[k]);\n }\n return set;\n};\n","'use strict';\nvar collectionAddAll = require('../internals/collection-add-all');\n\n// `Set.prototype.addAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n addAll: function addAll(/* ...elements */) {\n return collectionAddAll.apply(this, arguments);\n }\n});\n","'use strict';\nvar collectionDeleteAll = require('../internals/collection-delete-all');\n\n// `Set.prototype.deleteAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n deleteAll: function deleteAll(/* ...elements */) {\n return collectionDeleteAll.apply(this, arguments);\n }\n});\n","var IS_PURE = require('../internals/is-pure');\nvar getIterator = require('../internals/get-iterator');\n\nmodule.exports = IS_PURE ? getIterator : function (it) {\n // eslint-disable-next-line no-undef\n return Set.prototype.values.call(it);\n};\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.every` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n every: function every(callbackfn /* , thisArg */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, value;\n while (!(step = iterator.next()).done) {\n if (!boundFunction(value = step.value, value, set)) return false;\n } return true;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar speciesConstructor = require('../internals/species-constructor');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.filter` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n filter: function filter(callbackfn /* , thisArg */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();\n var adder = aFunction(newSet.add);\n var step, value;\n while (!(step = iterator.next()).done) {\n if (boundFunction(value = step.value, value, set)) adder.call(newSet, value);\n }\n return newSet;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.find` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n find: function find(callbackfn /* , thisArg */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, value;\n while (!(step = iterator.next()).done) {\n if (boundFunction(value = step.value, value, set)) return value;\n }\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.join` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n join: function join(separator) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var sep = separator === undefined ? ',' : String(separator);\n var result = [];\n var step;\n while (!(step = iterator.next()).done) result.push(step.value);\n return result.join(sep);\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar speciesConstructor = require('../internals/species-constructor');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.map` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n map: function map(callbackfn /* , thisArg */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();\n var adder = aFunction(newSet.add);\n var step, value;\n while (!(step = iterator.next()).done) {\n adder.call(newSet, boundFunction(value = step.value, value, set));\n }\n return newSet;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.reduce` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n reduce: function reduce(callbackfn /* , initialValue */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var accumulator, step, value;\n aFunction(callbackfn);\n if (arguments.length > 1) accumulator = arguments[1];\n else {\n step = iterator.next();\n if (step.done) throw TypeError('Reduce of empty set with no initial value');\n accumulator = step.value;\n }\n while (!(step = iterator.next()).done) {\n accumulator = callbackfn(accumulator, value = step.value, value, set);\n }\n return accumulator;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar bind = require('../internals/bind-context');\nvar getSetIterator = require('../internals/get-set-iterator');\n\n// `Set.prototype.some` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n some: function some(callbackfn /* , thisArg */) {\n var set = anObject(this);\n var iterator = getSetIterator(set);\n var boundFunction = bind(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);\n var step, value;\n while (!(step = iterator.next()).done) {\n if (boundFunction(value = step.value, value, set)) return true;\n } return false;\n }\n});\n","'use strict';\nvar collectionDeleteAll = require('../internals/collection-delete-all');\n\n// `WeakMap.prototype.deleteAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({\n target: 'WeakMap', proto: true, real: true, forced: require('../internals/is-pure')\n}, {\n deleteAll: function deleteAll(/* ...elements */) {\n return collectionDeleteAll.apply(this, arguments);\n }\n});\n","'use strict';\nvar collectionAddAll = require('../internals/collection-add-all');\nvar IS_PURE = require('../internals/is-pure');\n\n// `WeakSet.prototype.addAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'WeakSet', proto: true, real: true, forced: IS_PURE }, {\n addAll: function addAll(/* ...elements */) {\n return collectionAddAll.apply(this, arguments);\n }\n});\n","'use strict';\nvar collectionDeleteAll = require('../internals/collection-delete-all');\nvar IS_PURE = require('../internals/is-pure');\n\n// `WeakSet.prototype.deleteAll` method\n// https://github.com/tc39/proposal-collection-methods\nrequire('../internals/export')({ target: 'WeakSet', proto: true, real: true, forced: IS_PURE }, {\n deleteAll: function deleteAll(/* ...elements */) {\n return collectionDeleteAll.apply(this, arguments);\n }\n});\n","'use strict';\n// https://tc39.github.io/proposal-setmap-offrom/\nvar aFunction = require('../internals/a-function');\nvar bind = require('../internals/bind-context');\nvar iterate = require('../internals/iterate');\n\nmodule.exports = function from(source /* , mapFn, thisArg */) {\n var mapFn = arguments[1];\n var mapping, A, n, boundFunction;\n aFunction(this);\n mapping = mapFn !== undefined;\n if (mapping) aFunction(mapFn);\n if (source == undefined) return new this();\n A = [];\n if (mapping) {\n n = 0;\n boundFunction = bind(mapFn, arguments[2], 2);\n iterate(source, function (nextItem) {\n A.push(boundFunction(nextItem, n++));\n });\n } else {\n iterate(source, A.push, A);\n }\n return new this(A);\n};\n","// `Map.from` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-map.from\nrequire('../internals/export')({ target: 'Map', stat: true }, {\n from: require('../internals/collection-from')\n});\n","'use strict';\n// https://tc39.github.io/proposal-setmap-offrom/\nmodule.exports = function of() {\n var length = arguments.length;\n var A = new Array(length);\n while (length--) A[length] = arguments[length];\n return new this(A);\n};\n","// `Map.of` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-map.of\nrequire('../internals/export')({ target: 'Map', stat: true }, {\n of: require('../internals/collection-of')\n});\n","// `Set.from` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-set.from\nrequire('../internals/export')({ target: 'Set', stat: true }, {\n from: require('../internals/collection-from')\n});\n","// `Set.of` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-set.of\nrequire('../internals/export')({ target: 'Set', stat: true }, {\n of: require('../internals/collection-of')\n});\n","// `WeakMap.from` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.from\nrequire('../internals/export')({ target: 'WeakMap', stat: true }, {\n from: require('../internals/collection-from')\n});\n","// `WeakMap.of` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.of\nrequire('../internals/export')({ target: 'WeakMap', stat: true }, {\n of: require('../internals/collection-of')\n});\n","// `WeakSet.from` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.from\nrequire('../internals/export')({ target: 'WeakSet', stat: true }, {\n from: require('../internals/collection-from')\n});\n","// `WeakSet.of` method\n// https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.of\nrequire('../internals/export')({ target: 'WeakSet', stat: true }, {\n of: require('../internals/collection-of')\n});\n","var min = Math.min;\nvar max = Math.max;\n\n// `Math.clamp` method\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n clamp: function clamp(x, lower, upper) {\n return min(upper, max(lower, x));\n }\n});\n","// `Math.DEG_PER_RAD` constant\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, { DEG_PER_RAD: Math.PI / 180 });\n","// `Math.degrees` method\n// https://rwaldron.github.io/proposal-math-extensions/\nvar RAD_PER_DEG = 180 / Math.PI;\n\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n degrees: function degrees(radians) {\n return radians * RAD_PER_DEG;\n }\n});\n","// `Math.scale` method implementation\n// https://rwaldron.github.io/proposal-math-extensions/\nmodule.exports = Math.scale || function scale(x, inLow, inHigh, outLow, outHigh) {\n if (\n arguments.length === 0\n /* eslint-disable no-self-compare */\n || x != x\n || inLow != inLow\n || inHigh != inHigh\n || outLow != outLow\n || outHigh != outHigh\n /* eslint-enable no-self-compare */\n ) return NaN;\n if (x === Infinity || x === -Infinity) return x;\n return (x - inLow) * (outHigh - outLow) / (inHigh - inLow) + outLow;\n};\n","var scale = require('../internals/math-scale');\nvar fround = require('../internals/math-fround');\n\n// `Math.fscale` method\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n fscale: function fscale(x, inLow, inHigh, outLow, outHigh) {\n return fround(scale(x, inLow, inHigh, outLow, outHigh));\n }\n});\n","// `Math.RAD_PER_DEG` constant\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, { RAD_PER_DEG: 180 / Math.PI });\n","var DEG_PER_RAD = Math.PI / 180;\n\n// `Math.radians` method\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, {\n radians: function radians(degrees) {\n return degrees * DEG_PER_RAD;\n }\n});\n","// `Math.scale` method\n// https://rwaldron.github.io/proposal-math-extensions/\nrequire('../internals/export')({ target: 'Math', stat: true }, { scale: require('../internals/math-scale') });\n","// `Math.signbit` method\n// https://github.com/tc39/proposal-Math.signbit\nrequire('../internals/export')({ target: 'Math', stat: true }, { signbit: function signbit(x) {\n // eslint-disable-next-line no-self-compare\n return (x = +x) != x ? x : x == 0 ? 1 / x == Infinity : x > 0;\n} });\n","'use strict';\nvar toInteger = require('../internals/to-integer');\nvar parseInt = require('../internals/parse-int');\nvar INVALID_NUMBER_REPRESENTATION = 'Invalid number representation';\nvar INVALID_RADIX = 'Invalid radix';\nvar valid = /^[0-9a-z]+$/;\n\n// `Number.fromString` method\n// https://github.com/tc39/proposal-number-fromstring\nrequire('../internals/export')({ target: 'Number', stat: true }, {\n fromString: function fromString(string, radix) {\n var sign = 1;\n var R, mathNum;\n if (typeof string != 'string') throw TypeError(INVALID_NUMBER_REPRESENTATION);\n if (!string.length) throw SyntaxError(INVALID_NUMBER_REPRESENTATION);\n if (string.charAt(0) == '-') {\n sign = -1;\n string = string.slice(1);\n if (!string.length) throw SyntaxError(INVALID_NUMBER_REPRESENTATION);\n }\n R = radix === undefined ? 10 : toInteger(radix);\n if (R < 2 || R > 36) throw RangeError(INVALID_RADIX);\n if (!valid.test(string) || (mathNum = parseInt(string, R)).toString(R) !== string) {\n throw SyntaxError(INVALID_NUMBER_REPRESENTATION);\n }\n return sign * mathNum;\n }\n});\n","'use strict';\n// https://github.com/tc39/proposal-observable\nvar aFunction = require('../internals/a-function');\nvar anObject = require('../internals/an-object');\nvar isObject = require('../internals/is-object');\nvar anInstance = require('../internals/an-instance');\nvar redefineAll = require('../internals/redefine-all');\nvar hide = require('../internals/hide');\nvar getIterator = require('../internals/get-iterator');\nvar iterate = require('../internals/iterate');\nvar hostReportErrors = require('../internals/host-report-errors');\nvar defineProperty = require('../internals/object-define-property').f;\nvar InternalStateModule = require('../internals/internal-state');\nvar getInternalState = InternalStateModule.get;\nvar setInternalState = InternalStateModule.set;\nvar DESCRIPTORS = require('../internals/descriptors');\nvar OBSERVABLE = require('../internals/well-known-symbol')('observable');\nvar BREAK = iterate.BREAK;\n\nvar getMethod = function (fn) {\n return fn == null ? undefined : aFunction(fn);\n};\n\nvar cleanupSubscription = function (subscriptionState) {\n var cleanup = subscriptionState.cleanup;\n if (cleanup) {\n subscriptionState.cleanup = undefined;\n try {\n cleanup();\n } catch (error) {\n hostReportErrors(error);\n }\n }\n};\n\nvar subscriptionClosed = function (subscriptionState) {\n return subscriptionState.observer === undefined;\n};\n\nvar close = function (subscription, subscriptionState) {\n if (!DESCRIPTORS) {\n subscription.closed = true;\n var subscriptionObserver = subscriptionState.subscriptionObserver;\n if (subscriptionObserver) subscriptionObserver.closed = true;\n } subscriptionState.observer = undefined;\n};\n\nvar Subscription = function (observer, subscriber) {\n var subscriptionState = setInternalState(this, {\n cleanup: undefined,\n observer: anObject(observer),\n subscriptionObserver: undefined\n });\n var start;\n if (!DESCRIPTORS) this.closed = false;\n try {\n if (start = getMethod(observer.start)) start.call(observer, this);\n } catch (error) {\n hostReportErrors(error);\n }\n if (subscriptionClosed(subscriptionState)) return;\n var subscriptionObserver = subscriptionState.subscriptionObserver = new SubscriptionObserver(this);\n try {\n var cleanup = subscriber(subscriptionObserver);\n var subscription = cleanup;\n if (cleanup != null) subscriptionState.cleanup = typeof cleanup.unsubscribe === 'function'\n ? function () { subscription.unsubscribe(); }\n : aFunction(cleanup);\n } catch (error) {\n subscriptionObserver.error(error);\n return;\n } if (subscriptionClosed(subscriptionState)) cleanupSubscription(subscriptionState);\n};\n\nSubscription.prototype = redefineAll({}, {\n unsubscribe: function unsubscribe() {\n var subscriptionState = getInternalState(this);\n if (!subscriptionClosed(subscriptionState)) {\n close(this, subscriptionState);\n cleanupSubscription(subscriptionState);\n }\n }\n});\n\nif (DESCRIPTORS) defineProperty(Subscription.prototype, 'closed', {\n configurable: true,\n get: function () {\n return subscriptionClosed(getInternalState(this));\n }\n});\n\nvar SubscriptionObserver = function (subscription) {\n setInternalState(this, { subscription: subscription });\n if (!DESCRIPTORS) this.closed = false;\n};\n\nSubscriptionObserver.prototype = redefineAll({}, {\n next: function next(value) {\n var subscriptionState = getInternalState(getInternalState(this).subscription);\n if (!subscriptionClosed(subscriptionState)) {\n var observer = subscriptionState.observer;\n try {\n var m = getMethod(observer.next);\n if (m) m.call(observer, value);\n } catch (error) {\n hostReportErrors(error);\n }\n }\n },\n error: function error(value) {\n var subscription = getInternalState(this).subscription;\n var subscriptionState = getInternalState(subscription);\n if (!subscriptionClosed(subscriptionState)) {\n var observer = subscriptionState.observer;\n close(subscription, subscriptionState);\n try {\n var m = getMethod(observer.error);\n if (m) m.call(observer, value);\n else hostReportErrors(value);\n } catch (err) {\n hostReportErrors(err);\n } cleanupSubscription(subscriptionState);\n }\n },\n complete: function complete() {\n var subscription = getInternalState(this).subscription;\n var subscriptionState = getInternalState(subscription);\n if (!subscriptionClosed(subscriptionState)) {\n var observer = subscriptionState.observer;\n close(subscription, subscriptionState);\n try {\n var m = getMethod(observer.complete);\n if (m) m.call(observer);\n } catch (error) {\n hostReportErrors(error);\n } cleanupSubscription(subscriptionState);\n }\n }\n});\n\nif (DESCRIPTORS) defineProperty(SubscriptionObserver.prototype, 'closed', {\n configurable: true,\n get: function () {\n return subscriptionClosed(getInternalState(getInternalState(this).subscription));\n }\n});\n\nvar $Observable = function Observable(subscriber) {\n anInstance(this, $Observable, 'Observable');\n setInternalState(this, { subscriber: aFunction(subscriber) });\n};\n\nredefineAll($Observable.prototype, {\n subscribe: function subscribe(observer) {\n var argumentsLength = arguments.length;\n return new Subscription(typeof observer === 'function' ? {\n next: observer,\n error: argumentsLength > 1 ? arguments[1] : undefined,\n complete: argumentsLength > 2 ? arguments[2] : undefined\n } : isObject(observer) ? observer : {}, getInternalState(this).subscriber);\n }\n});\n\nredefineAll($Observable, {\n from: function from(x) {\n var C = typeof this === 'function' ? this : $Observable;\n var method = getMethod(anObject(x)[OBSERVABLE]);\n if (method) {\n var observable = anObject(method.call(x));\n return observable.constructor === C ? observable : new C(function (observer) {\n return observable.subscribe(observer);\n });\n }\n var iterator = getIterator(x);\n return new C(function (observer) {\n iterate(iterator, function (it) {\n observer.next(it);\n if (observer.closed) return BREAK;\n }, undefined, false, true);\n observer.complete();\n });\n },\n of: function of() {\n for (var i = 0, argumentsLength = arguments.length, items = new Array(argumentsLength); i < argumentsLength;) {\n items[i] = arguments[i++];\n }\n return new (typeof this === 'function' ? this : $Observable)(function (observer) {\n for (var j = 0; j < items.length; ++j) {\n observer.next(items[j]);\n if (observer.closed) return;\n } observer.complete();\n });\n }\n});\n\nhide($Observable.prototype, OBSERVABLE, function () { return this; });\n\nrequire('../internals/export')({ global: true }, { Observable: $Observable });\n\nrequire('../internals/set-species')('Observable');\n","// https://github.com/tc39/proposal-observable\nrequire('../internals/define-well-known-symbol')('observable');\n","// `Symbol.patternMatch` well-known symbol\n// https://github.com/tc39/proposal-pattern-matching\nrequire('../internals/define-well-known-symbol')('patternMatch');\n","'use strict';\n// `Promise.try` method\n// https://github.com/tc39/proposal-promise-try\nvar newPromiseCapabilityModule = require('../internals/new-promise-capability');\nvar perform = require('../internals/perform');\n\nrequire('../internals/export')({ target: 'Promise', stat: true }, {\n 'try': function (callbackfn) {\n var promiseCapability = newPromiseCapabilityModule.f(this);\n var result = perform(callbackfn);\n (result.error ? promiseCapability.reject : promiseCapability.resolve)(result.value);\n return promiseCapability.promise;\n }\n});\n","var Map = require('../modules/es.map');\nvar WeakMap = require('../modules/es.weak-map');\nvar create = require('../internals/object-create');\nvar isObject = require('../internals/is-object');\n\nvar Node = function () {\n // keys\n this.object = null;\n this.symbol = null;\n // child nodes\n this.primitives = null;\n this.objectsByIndex = create(null);\n};\n\nNode.prototype.get = function (key, initializer) {\n return this[key] || (this[key] = initializer());\n};\n\nNode.prototype.next = function (i, it, IS_OBJECT) {\n var store = IS_OBJECT\n ? this.objectsByIndex[i] || (this.objectsByIndex[i] = new WeakMap())\n : this.primitives || (this.primitives = new Map());\n var entry = store.get(it);\n if (!entry) store.set(it, entry = new Node());\n return entry;\n};\n\nvar root = new Node();\n\nmodule.exports = function () {\n var active = root;\n var length = arguments.length;\n var i, it;\n // for prevent leaking, start from objects\n for (i = 0; i < length; i++) {\n if (isObject(it = arguments[i])) active = active.next(i, it, true);\n }\n if (this === Object && active === root) throw TypeError('Composite keys must contain a non-primitive component');\n for (i = 0; i < length; i++) {\n if (!isObject(it = arguments[i])) active = active.next(i, it, false);\n } return active;\n};\n","var getCompositeKeyNode = require('../internals/composite-key');\nvar getBuiltIn = require('../internals/get-built-in');\nvar create = require('../internals/object-create');\n\nvar initializer = function () {\n var freeze = getBuiltIn('Object', 'freeze');\n return freeze ? freeze(create(null)) : create(null);\n};\n\n// https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey\nrequire('../internals/export')({ global: true }, {\n compositeKey: function compositeKey() {\n return getCompositeKeyNode.apply(Object, arguments).get('object', initializer);\n }\n});\n","var getCompositeKeyNode = require('../internals/composite-key');\nvar getBuiltIn = require('../internals/get-built-in');\n\n// https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey\nrequire('../internals/export')({ global: true }, {\n compositeSymbol: function compositeSymbol() {\n if (arguments.length === 1 && typeof arguments[0] === 'string') return getBuiltIn('Symbol')['for'](arguments[0]);\n return getCompositeKeyNode.apply(null, arguments).get('symbol', getBuiltIn('Symbol'));\n }\n});\n","var anObject = require('../internals/an-object');\nvar numberIsFinite = require('../internals/number-is-finite');\nvar createIteratorConstructor = require('../internals/create-iterator-constructor');\nvar SEEDED_RANDOM = 'Seeded Random';\nvar SEEDED_RANDOM_GENERATOR = SEEDED_RANDOM + ' Generator';\nvar InternalStateModule = require('../internals/internal-state');\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(SEEDED_RANDOM_GENERATOR);\nvar SEED_TYPE_ERROR = 'Math.seededPRNG() argument should have a \"seed\" field with a finite value.';\n\nvar $SeededRandomGenerator = createIteratorConstructor(function SeededRandomGenerator(seed) {\n setInternalState(this, {\n type: SEEDED_RANDOM_GENERATOR,\n seed: seed % 2147483647\n });\n}, SEEDED_RANDOM, function next() {\n var state = getInternalState(this);\n var seed = state.seed = (state.seed * 1103515245 + 12345) % 2147483647;\n return { value: (seed & 1073741823) / 1073741823, done: false };\n});\n\n// `Math.seededPRNG` method\n// https://github.com/tc39/proposal-seeded-random\n// based on https://github.com/tc39/proposal-seeded-random/blob/78b8258835b57fc2100d076151ab506bc3202ae6/demo.html\nrequire('../internals/export')({ target: 'Math', stat: true, forced: true }, {\n seededPRNG: function seededPRNG(it) {\n var seed = anObject(it).seed;\n if (!numberIsFinite(seed)) throw TypeError(SEED_TYPE_ERROR);\n return new $SeededRandomGenerator(seed);\n }\n});\n","'use strict';\nvar createIteratorConstructor = require('../internals/create-iterator-constructor');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar InternalStateModule = require('../internals/internal-state');\nvar codePointAt = require('../internals/string-at');\nvar STRING_ITERATOR = 'String Iterator';\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(STRING_ITERATOR);\n\n// TODO: unify with String#@@iterator\nvar $StringIterator = createIteratorConstructor(function StringIterator(string) {\n setInternalState(this, {\n type: STRING_ITERATOR,\n string: string,\n index: 0\n });\n}, 'String', function next() {\n var state = getInternalState(this);\n var string = state.string;\n var index = state.index;\n var point;\n if (index >= string.length) return { value: undefined, done: true };\n point = codePointAt(string, index, true);\n state.index += point.length;\n return { value: { codePoint: codePointAt(point, 0), position: index }, done: false };\n});\n\n// `String.prototype.codePoints` method\n// https://github.com/tc39/proposal-string-prototype-codepoints\nrequire('../internals/export')({ target: 'String', proto: true }, {\n codePoints: function codePoints() {\n return new $StringIterator(String(requireObjectCoercible(this)));\n }\n});\n","'use strict';\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar isRegExp = require('../internals/is-regexp');\nvar getRegExpFlags = require('../internals/regexp-flags');\nvar speciesConstructor = require('../internals/species-constructor');\n\n// `String.prototype.replaceAll` method\n// https://github.com/tc39/proposal-string-replace-all\nrequire('../internals/export')({ target: 'String', proto: true }, {\n replaceAll: function replaceAll(searchValue, replaceValue) {\n var O = requireObjectCoercible(this);\n var search, flags;\n if (isRegExp(searchValue)) {\n flags = getRegExpFlags.call(searchValue);\n if (!~flags.indexOf('g')) {\n search = new (speciesConstructor(searchValue, RegExp))(searchValue.source, flags + 'g');\n } else search = searchValue;\n return String(O).replace(search, replaceValue);\n }\n return String(O).split(searchValue).join(replaceValue);\n }\n});\n","// `Symbol.patternMatch` well-known symbol\n// https://github.com/tc39/proposal-using-statement\nrequire('../internals/define-well-known-symbol')('dispose');\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar speciesConstructor = require('../internals/species-constructor');\nvar iterate = require('../internals/iterate');\n\n// `Set.prototype.difference` method\n// https://github.com/tc39/proposal-set-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n difference: function difference(iterable) {\n var set = anObject(this);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);\n var remover = aFunction(newSet['delete']);\n iterate(iterable, function (value) {\n remover.call(newSet, value);\n });\n return newSet;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar speciesConstructor = require('../internals/species-constructor');\nvar iterate = require('../internals/iterate');\n\n// `Set.prototype.intersection` method\n// https://github.com/tc39/proposal-set-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n intersection: function intersection(iterable) {\n var set = anObject(this);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();\n var hasCheck = aFunction(set.has);\n var adder = aFunction(newSet.add);\n iterate(iterable, function (value) {\n if (hasCheck.call(set, value)) adder.call(newSet, value);\n });\n return newSet;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar iterate = require('../internals/iterate');\nvar BREAK = iterate.BREAK;\n\n// `Set.prototype.isDisjointFrom` method\n// https://tc39.github.io/proposal-set-methods/#Set.prototype.isDisjointFrom\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n isDisjointFrom: function isDisjointFrom(iterable) {\n var set = anObject(this);\n var hasCheck = aFunction(set.has);\n return iterate(iterable, function (value) {\n if (hasCheck.call(set, value) === true) return BREAK;\n }) !== BREAK;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar getIterator = require('../internals/get-iterator');\nvar iterate = require('../internals/iterate');\nvar BREAK = iterate.BREAK;\n\n// `Set.prototype.isSubsetOf` method\n// https://tc39.github.io/proposal-set-methods/#Set.prototype.isSubsetOf\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n isSubsetOf: function isSubsetOf(iterable) {\n var iterator = getIterator(this);\n var otherSet = anObject(iterable);\n var hasCheck = otherSet.has;\n if (typeof hasCheck != 'function') {\n otherSet = new (getBuiltIn('Set'))(iterable);\n hasCheck = aFunction(otherSet.has);\n }\n return iterate(iterator, function (value) {\n if (hasCheck.call(otherSet, value) === false) return BREAK;\n }, undefined, false, true) !== BREAK;\n }\n});\n","'use strict';\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar iterate = require('../internals/iterate');\nvar BREAK = iterate.BREAK;\n\n// `Set.prototype.isSupersetOf` method\n// https://tc39.github.io/proposal-set-methods/#Set.prototype.isSupersetOf\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n isSupersetOf: function isSupersetOf(iterable) {\n var set = anObject(this);\n var hasCheck = aFunction(set.has);\n return iterate(iterable, function (value) {\n if (hasCheck.call(set, value) === false) return BREAK;\n }) !== BREAK;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar speciesConstructor = require('../internals/species-constructor');\nvar iterate = require('../internals/iterate');\n\n// `Set.prototype.union` method\n// https://github.com/tc39/proposal-set-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n union: function union(iterable) {\n var set = anObject(this);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);\n iterate(iterable, aFunction(newSet.add), newSet);\n return newSet;\n }\n});\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar anObject = require('../internals/an-object');\nvar aFunction = require('../internals/a-function');\nvar speciesConstructor = require('../internals/species-constructor');\nvar iterate = require('../internals/iterate');\n\n// `Set.prototype.symmetricDifference` method\n// https://github.com/tc39/proposal-set-methods\nrequire('../internals/export')({ target: 'Set', proto: true, real: true, forced: require('../internals/is-pure') }, {\n symmetricDifference: function symmetricDifference(iterable) {\n var set = anObject(this);\n var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);\n var remover = aFunction(newSet['delete']);\n var adder = aFunction(newSet.add);\n iterate(iterable, function (value) {\n remover.call(newSet, value) || adder.call(newSet, value);\n });\n return newSet;\n }\n});\n","'use strict';\n// `Promise.allSettled` method\n// https://github.com/tc39/proposal-promise-allSettled\nvar newPromiseCapabilityModule = require('../internals/new-promise-capability');\nvar perform = require('../internals/perform');\nvar iterate = require('../internals/iterate');\n\nrequire('../internals/export')({ target: 'Promise', stat: true }, {\n allSettled: function allSettled(iterable) {\n var C = this;\n var capability = newPromiseCapabilityModule.f(C);\n var resolve = capability.resolve;\n var reject = capability.reject;\n var result = perform(function () {\n var values = [];\n var counter = 0;\n var remaining = 1;\n iterate(iterable, function (promise) {\n var index = counter++;\n var alreadyCalled = false;\n values.push(undefined);\n remaining++;\n C.resolve(promise).then(function (value) {\n if (alreadyCalled) return;\n alreadyCalled = true;\n values[index] = { status: 'fulfilled', value: value };\n --remaining || resolve(values);\n }, function (e) {\n if (alreadyCalled) return;\n alreadyCalled = true;\n values[index] = { status: 'rejected', reason: e };\n --remaining || resolve(values);\n });\n });\n --remaining || resolve(values);\n });\n if (result.error) reject(result.value);\n return capability.promise;\n }\n});\n","// `globalThis` object\n// https://github.com/tc39/proposal-global\nrequire('../internals/export')({ global: true }, { globalThis: require('../internals/global') });\n","'use strict';\nvar createIteratorConstructor = require('../internals/create-iterator-constructor');\nvar requireObjectCoercible = require('../internals/require-object-coercible');\nvar toLength = require('../internals/to-length');\nvar aFunction = require('../internals/a-function');\nvar anObject = require('../internals/an-object');\nvar classof = require('../internals/classof');\nvar getFlags = require('../internals/regexp-flags');\nvar hide = require('../internals/hide');\nvar speciesConstructor = require('../internals/species-constructor');\nvar advanceStringIndex = require('../internals/advance-string-index');\nvar MATCH_ALL = require('../internals/well-known-symbol')('matchAll');\nvar IS_PURE = require('../internals/is-pure');\nvar REGEXP_STRING = 'RegExp String';\nvar REGEXP_STRING_ITERATOR = REGEXP_STRING + ' Iterator';\nvar InternalStateModule = require('../internals/internal-state');\nvar setInternalState = InternalStateModule.set;\nvar getInternalState = InternalStateModule.getterFor(REGEXP_STRING_ITERATOR);\nvar RegExpPrototype = RegExp.prototype;\nvar regExpBuiltinExec = RegExpPrototype.exec;\n\nvar regExpExec = function (R, S) {\n var exec = R.exec;\n var result;\n if (typeof exec == 'function') {\n result = exec.call(R, S);\n if (typeof result != 'object') throw TypeError('Incorrect exec result');\n return result;\n } return regExpBuiltinExec.call(R, S);\n};\n\n// eslint-disable-next-line max-len\nvar $RegExpStringIterator = createIteratorConstructor(function RegExpStringIterator(regexp, string, global, fullUnicode) {\n setInternalState(this, {\n type: REGEXP_STRING_ITERATOR,\n regexp: regexp,\n string: string,\n global: global,\n unicode: fullUnicode,\n done: false\n });\n}, REGEXP_STRING, function next() {\n var state = getInternalState(this);\n if (state.done) return { value: undefined, done: true };\n var R = state.regexp;\n var S = state.string;\n var match = regExpExec(R, S);\n if (match === null) return { value: undefined, done: state.done = true };\n if (state.global) {\n if (String(match[0]) == '') R.lastIndex = advanceStringIndex(S, toLength(R.lastIndex), state.unicode);\n return { value: match, done: false };\n }\n state.done = true;\n return { value: match, done: false };\n});\n\nvar $matchAll = function (string) {\n var R = anObject(this);\n var S = String(string);\n var C, flags, matcher, global, fullUnicode;\n C = speciesConstructor(R, RegExp);\n flags = 'flags' in RegExpPrototype ? String(R.flags) : getFlags.call(R);\n matcher = new C(C === RegExp ? R.source : R, flags);\n global = !!~flags.indexOf('g');\n fullUnicode = !!~flags.indexOf('u');\n matcher.lastIndex = toLength(R.lastIndex);\n return new $RegExpStringIterator(matcher, S, global, fullUnicode);\n};\n\n// `String.prototype.matchAll` method\n// https://github.com/tc39/proposal-string-matchall\nrequire('../internals/export')({ target: 'String', proto: true }, {\n matchAll: function matchAll(regexp) {\n var O = requireObjectCoercible(this);\n var S, matcher, rx;\n if (regexp != null) {\n matcher = regexp[MATCH_ALL];\n if (matcher === undefined && IS_PURE && classof(regexp) == 'RegExp') matcher = $matchAll;\n if (matcher != null) return aFunction(matcher).call(regexp, O);\n }\n S = String(O);\n rx = new RegExp(regexp, 'g');\n return IS_PURE ? $matchAll.call(rx, S) : rx[MATCH_ALL](S);\n }\n});\n\nIS_PURE || MATCH_ALL in RegExpPrototype || hide(RegExpPrototype, MATCH_ALL, $matchAll);\n","// iterable DOM collections\n// flag - `iterable` interface - 'entries', 'keys', 'values', 'forEach' methods\nmodule.exports = {\n CSSRuleList: 0,\n CSSStyleDeclaration: 0,\n CSSValueList: 0,\n ClientRectList: 0,\n DOMRectList: 0,\n DOMStringList: 0,\n DOMTokenList: 1,\n DataTransferItemList: 0,\n FileList: 0,\n HTMLAllCollection: 0,\n HTMLCollection: 0,\n HTMLFormElement: 0,\n HTMLSelectElement: 0,\n MediaList: 0,\n MimeTypeArray: 0,\n NamedNodeMap: 0,\n NodeList: 1,\n PaintRequestList: 0,\n Plugin: 0,\n PluginArray: 0,\n SVGLengthList: 0,\n SVGNumberList: 0,\n SVGPathSegList: 0,\n SVGPointList: 0,\n SVGStringList: 0,\n SVGTransformList: 0,\n SourceBufferList: 0,\n StyleSheetList: 0,\n TextTrackCueList: 0,\n TextTrackList: 0,\n TouchList: 0\n};\n","var DOMIterables = require('../internals/dom-iterables');\nvar forEach = require('../internals/array-for-each');\nvar hide = require('../internals/hide');\nvar global = require('../internals/global');\n\nfor (var COLLECTION_NAME in DOMIterables) {\n var Collection = global[COLLECTION_NAME];\n var CollectionPrototype = Collection && Collection.prototype;\n // some Chrome versions have non-configurable methods on DOMTokenList\n if (CollectionPrototype && CollectionPrototype.forEach !== forEach) try {\n hide(CollectionPrototype, 'forEach', forEach);\n } catch (error) {\n CollectionPrototype.forEach = forEach;\n }\n}\n","var DOMIterables = require('../internals/dom-iterables');\nvar ArrayIteratorMethods = require('../modules/es.array.iterator');\nvar global = require('../internals/global');\nvar hide = require('../internals/hide');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\nvar ITERATOR = wellKnownSymbol('iterator');\nvar TO_STRING_TAG = wellKnownSymbol('toStringTag');\nvar ArrayValues = ArrayIteratorMethods.values;\n\nfor (var COLLECTION_NAME in DOMIterables) {\n var Collection = global[COLLECTION_NAME];\n var CollectionPrototype = Collection && Collection.prototype;\n if (CollectionPrototype) {\n // some Chrome versions have non-configurable methods on DOMTokenList\n if (CollectionPrototype[ITERATOR] !== ArrayValues) try {\n hide(CollectionPrototype, ITERATOR, ArrayValues);\n } catch (error) {\n CollectionPrototype[ITERATOR] = ArrayValues;\n }\n if (!CollectionPrototype[TO_STRING_TAG]) hide(CollectionPrototype, TO_STRING_TAG, COLLECTION_NAME);\n if (DOMIterables[COLLECTION_NAME]) for (var METHOD_NAME in ArrayIteratorMethods) {\n // some Chrome versions have non-configurable methods on DOMTokenList\n if (CollectionPrototype[METHOD_NAME] !== ArrayIteratorMethods[METHOD_NAME]) try {\n hide(CollectionPrototype, METHOD_NAME, ArrayIteratorMethods[METHOD_NAME]);\n } catch (error) {\n CollectionPrototype[METHOD_NAME] = ArrayIteratorMethods[METHOD_NAME];\n }\n }\n }\n}\n","var global = require('../internals/global');\nvar task = require('../internals/task');\nvar FORCED = !global.setImmediate || !global.clearImmediate;\n\nrequire('../internals/export')({ global: true, bind: true, enumerable: true, forced: FORCED }, {\n setImmediate: task.set,\n clearImmediate: task.clear\n});\n","// `queueMicrotask` method\n// https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-queuemicrotask\nvar microtask = require('../internals/microtask');\nvar process = require('../internals/global').process;\nvar isNode = require('../internals/classof-raw')(process) == 'process';\n\nrequire('../internals/export')({ global: true, enumerable: true, noTargetGet: true }, {\n queueMicrotask: function queueMicrotask(fn) {\n var domain = isNode && process.domain;\n microtask(domain ? domain.bind(fn) : fn);\n }\n});\n","// ie9- setTimeout & setInterval additional parameters fix\nvar global = require('../internals/global');\nvar userAgent = require('../internals/user-agent');\nvar slice = [].slice;\n\nvar MSIE = /MSIE .\\./.test(userAgent); // <- dirty ie9- check\n\nvar wrap = function (set) {\n return function (fn, time /* , ...args */) {\n var boundArgs = arguments.length > 2;\n var args = boundArgs ? slice.call(arguments, 2) : false;\n return set(boundArgs ? function () {\n // eslint-disable-next-line no-new-func\n (typeof fn == 'function' ? fn : Function(fn)).apply(this, args);\n } : fn, time);\n };\n};\n\nrequire('../internals/export')({ global: true, bind: true, forced: MSIE }, {\n setTimeout: wrap(global.setTimeout),\n setInterval: wrap(global.setInterval)\n});\n","/**\n * Copyright (c) 2014-present, Facebook, Inc.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n\nvar runtime = (function (exports) {\n \"use strict\";\n\n var Op = Object.prototype;\n var hasOwn = Op.hasOwnProperty;\n var undefined; // More compressible than void 0.\n var $Symbol = typeof Symbol === \"function\" ? Symbol : {};\n var iteratorSymbol = $Symbol.iterator || \"@@iterator\";\n var asyncIteratorSymbol = $Symbol.asyncIterator || \"@@asyncIterator\";\n var toStringTagSymbol = $Symbol.toStringTag || \"@@toStringTag\";\n\n function wrap(innerFn, outerFn, self, tryLocsList) {\n // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.\n var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;\n var generator = Object.create(protoGenerator.prototype);\n var context = new Context(tryLocsList || []);\n\n // The ._invoke method unifies the implementations of the .next,\n // .throw, and .return methods.\n generator._invoke = makeInvokeMethod(innerFn, self, context);\n\n return generator;\n }\n exports.wrap = wrap;\n\n // Try/catch helper to minimize deoptimizations. Returns a completion\n // record like context.tryEntries[i].completion. This interface could\n // have been (and was previously) designed to take a closure to be\n // invoked without arguments, but in all the cases we care about we\n // already have an existing method we want to call, so there's no need\n // to create a new function object. We can even get away with assuming\n // the method takes exactly one argument, since that happens to be true\n // in every case, so we don't have to touch the arguments object. The\n // only additional allocation required is the completion record, which\n // has a stable shape and so hopefully should be cheap to allocate.\n function tryCatch(fn, obj, arg) {\n try {\n return { type: \"normal\", arg: fn.call(obj, arg) };\n } catch (err) {\n return { type: \"throw\", arg: err };\n }\n }\n\n var GenStateSuspendedStart = \"suspendedStart\";\n var GenStateSuspendedYield = \"suspendedYield\";\n var GenStateExecuting = \"executing\";\n var GenStateCompleted = \"completed\";\n\n // Returning this object from the innerFn has the same effect as\n // breaking out of the dispatch switch statement.\n var ContinueSentinel = {};\n\n // Dummy constructor functions that we use as the .constructor and\n // .constructor.prototype properties for functions that return Generator\n // objects. For full spec compliance, you may wish to configure your\n // minifier not to mangle the names of these two functions.\n function Generator() {}\n function GeneratorFunction() {}\n function GeneratorFunctionPrototype() {}\n\n // This is a polyfill for %IteratorPrototype% for environments that\n // don't natively support it.\n var IteratorPrototype = {};\n IteratorPrototype[iteratorSymbol] = function () {\n return this;\n };\n\n var getProto = Object.getPrototypeOf;\n var NativeIteratorPrototype = getProto && getProto(getProto(values([])));\n if (NativeIteratorPrototype &&\n NativeIteratorPrototype !== Op &&\n hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {\n // This environment has a native %IteratorPrototype%; use it instead\n // of the polyfill.\n IteratorPrototype = NativeIteratorPrototype;\n }\n\n var Gp = GeneratorFunctionPrototype.prototype =\n Generator.prototype = Object.create(IteratorPrototype);\n GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;\n GeneratorFunctionPrototype.constructor = GeneratorFunction;\n GeneratorFunctionPrototype[toStringTagSymbol] =\n GeneratorFunction.displayName = \"GeneratorFunction\";\n\n // Helper for defining the .next, .throw, and .return methods of the\n // Iterator interface in terms of a single ._invoke method.\n function defineIteratorMethods(prototype) {\n [\"next\", \"throw\", \"return\"].forEach(function(method) {\n prototype[method] = function(arg) {\n return this._invoke(method, arg);\n };\n });\n }\n\n exports.isGeneratorFunction = function(genFun) {\n var ctor = typeof genFun === \"function\" && genFun.constructor;\n return ctor\n ? ctor === GeneratorFunction ||\n // For the native GeneratorFunction constructor, the best we can\n // do is to check its .name property.\n (ctor.displayName || ctor.name) === \"GeneratorFunction\"\n : false;\n };\n\n exports.mark = function(genFun) {\n if (Object.setPrototypeOf) {\n Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);\n } else {\n genFun.__proto__ = GeneratorFunctionPrototype;\n if (!(toStringTagSymbol in genFun)) {\n genFun[toStringTagSymbol] = \"GeneratorFunction\";\n }\n }\n genFun.prototype = Object.create(Gp);\n return genFun;\n };\n\n // Within the body of any async function, `await x` is transformed to\n // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test\n // `hasOwn.call(value, \"__await\")` to determine if the yielded value is\n // meant to be awaited.\n exports.awrap = function(arg) {\n return { __await: arg };\n };\n\n function AsyncIterator(generator) {\n function invoke(method, arg, resolve, reject) {\n var record = tryCatch(generator[method], generator, arg);\n if (record.type === \"throw\") {\n reject(record.arg);\n } else {\n var result = record.arg;\n var value = result.value;\n if (value &&\n typeof value === \"object\" &&\n hasOwn.call(value, \"__await\")) {\n return Promise.resolve(value.__await).then(function(value) {\n invoke(\"next\", value, resolve, reject);\n }, function(err) {\n invoke(\"throw\", err, resolve, reject);\n });\n }\n\n return Promise.resolve(value).then(function(unwrapped) {\n // When a yielded Promise is resolved, its final value becomes\n // the .value of the Promise<{value,done}> result for the\n // current iteration.\n result.value = unwrapped;\n resolve(result);\n }, function(error) {\n // If a rejected Promise was yielded, throw the rejection back\n // into the async generator function so it can be handled there.\n return invoke(\"throw\", error, resolve, reject);\n });\n }\n }\n\n var previousPromise;\n\n function enqueue(method, arg) {\n function callInvokeWithMethodAndArg() {\n return new Promise(function(resolve, reject) {\n invoke(method, arg, resolve, reject);\n });\n }\n\n return previousPromise =\n // If enqueue has been called before, then we want to wait until\n // all previous Promises have been resolved before calling invoke,\n // so that results are always delivered in the correct order. If\n // enqueue has not been called before, then it is important to\n // call invoke immediately, without waiting on a callback to fire,\n // so that the async generator function has the opportunity to do\n // any necessary setup in a predictable way. This predictability\n // is why the Promise constructor synchronously invokes its\n // executor callback, and why async functions synchronously\n // execute code before the first await. Since we implement simple\n // async functions in terms of async generators, it is especially\n // important to get this right, even though it requires care.\n previousPromise ? previousPromise.then(\n callInvokeWithMethodAndArg,\n // Avoid propagating failures to Promises returned by later\n // invocations of the iterator.\n callInvokeWithMethodAndArg\n ) : callInvokeWithMethodAndArg();\n }\n\n // Define the unified helper method that is used to implement .next,\n // .throw, and .return (see defineIteratorMethods).\n this._invoke = enqueue;\n }\n\n defineIteratorMethods(AsyncIterator.prototype);\n AsyncIterator.prototype[asyncIteratorSymbol] = function () {\n return this;\n };\n exports.AsyncIterator = AsyncIterator;\n\n // Note that simple async functions are implemented on top of\n // AsyncIterator objects; they just return a Promise for the value of\n // the final result produced by the iterator.\n exports.async = function(innerFn, outerFn, self, tryLocsList) {\n var iter = new AsyncIterator(\n wrap(innerFn, outerFn, self, tryLocsList)\n );\n\n return exports.isGeneratorFunction(outerFn)\n ? iter // If outerFn is a generator, return the full iterator.\n : iter.next().then(function(result) {\n return result.done ? result.value : iter.next();\n });\n };\n\n function makeInvokeMethod(innerFn, self, context) {\n var state = GenStateSuspendedStart;\n\n return function invoke(method, arg) {\n if (state === GenStateExecuting) {\n throw new Error(\"Generator is already running\");\n }\n\n if (state === GenStateCompleted) {\n if (method === \"throw\") {\n throw arg;\n }\n\n // Be forgiving, per 25.3.3.3.3 of the spec:\n // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume\n return doneResult();\n }\n\n context.method = method;\n context.arg = arg;\n\n while (true) {\n var delegate = context.delegate;\n if (delegate) {\n var delegateResult = maybeInvokeDelegate(delegate, context);\n if (delegateResult) {\n if (delegateResult === ContinueSentinel) continue;\n return delegateResult;\n }\n }\n\n if (context.method === \"next\") {\n // Setting context._sent for legacy support of Babel's\n // function.sent implementation.\n context.sent = context._sent = context.arg;\n\n } else if (context.method === \"throw\") {\n if (state === GenStateSuspendedStart) {\n state = GenStateCompleted;\n throw context.arg;\n }\n\n context.dispatchException(context.arg);\n\n } else if (context.method === \"return\") {\n context.abrupt(\"return\", context.arg);\n }\n\n state = GenStateExecuting;\n\n var record = tryCatch(innerFn, self, context);\n if (record.type === \"normal\") {\n // If an exception is thrown from innerFn, we leave state ===\n // GenStateExecuting and loop back for another invocation.\n state = context.done\n ? GenStateCompleted\n : GenStateSuspendedYield;\n\n if (record.arg === ContinueSentinel) {\n continue;\n }\n\n return {\n value: record.arg,\n done: context.done\n };\n\n } else if (record.type === \"throw\") {\n state = GenStateCompleted;\n // Dispatch the exception by looping back around to the\n // context.dispatchException(context.arg) call above.\n context.method = \"throw\";\n context.arg = record.arg;\n }\n }\n };\n }\n\n // Call delegate.iterator[context.method](context.arg) and handle the\n // result, either by returning a { value, done } result from the\n // delegate iterator, or by modifying context.method and context.arg,\n // setting context.delegate to null, and returning the ContinueSentinel.\n function maybeInvokeDelegate(delegate, context) {\n var method = delegate.iterator[context.method];\n if (method === undefined) {\n // A .throw or .return when the delegate iterator has no .throw\n // method always terminates the yield* loop.\n context.delegate = null;\n\n if (context.method === \"throw\") {\n // Note: [\"return\"] must be used for ES3 parsing compatibility.\n if (delegate.iterator[\"return\"]) {\n // If the delegate iterator has a return method, give it a\n // chance to clean up.\n context.method = \"return\";\n context.arg = undefined;\n maybeInvokeDelegate(delegate, context);\n\n if (context.method === \"throw\") {\n // If maybeInvokeDelegate(context) changed context.method from\n // \"return\" to \"throw\", let that override the TypeError below.\n return ContinueSentinel;\n }\n }\n\n context.method = \"throw\";\n context.arg = new TypeError(\n \"The iterator does not provide a 'throw' method\");\n }\n\n return ContinueSentinel;\n }\n\n var record = tryCatch(method, delegate.iterator, context.arg);\n\n if (record.type === \"throw\") {\n context.method = \"throw\";\n context.arg = record.arg;\n context.delegate = null;\n return ContinueSentinel;\n }\n\n var info = record.arg;\n\n if (! info) {\n context.method = \"throw\";\n context.arg = new TypeError(\"iterator result is not an object\");\n context.delegate = null;\n return ContinueSentinel;\n }\n\n if (info.done) {\n // Assign the result of the finished delegate to the temporary\n // variable specified by delegate.resultName (see delegateYield).\n context[delegate.resultName] = info.value;\n\n // Resume execution at the desired location (see delegateYield).\n context.next = delegate.nextLoc;\n\n // If context.method was \"throw\" but the delegate handled the\n // exception, let the outer generator proceed normally. If\n // context.method was \"next\", forget context.arg since it has been\n // \"consumed\" by the delegate iterator. If context.method was\n // \"return\", allow the original .return call to continue in the\n // outer generator.\n if (context.method !== \"return\") {\n context.method = \"next\";\n context.arg = undefined;\n }\n\n } else {\n // Re-yield the result returned by the delegate method.\n return info;\n }\n\n // The delegate iterator is finished, so forget it and continue with\n // the outer generator.\n context.delegate = null;\n return ContinueSentinel;\n }\n\n // Define Generator.prototype.{next,throw,return} in terms of the\n // unified ._invoke helper method.\n defineIteratorMethods(Gp);\n\n Gp[toStringTagSymbol] = \"Generator\";\n\n // A Generator should always return itself as the iterator object when the\n // @@iterator function is called on it. Some browsers' implementations of the\n // iterator prototype chain incorrectly implement this, causing the Generator\n // object to not be returned from this call. This ensures that doesn't happen.\n // See https://github.com/facebook/regenerator/issues/274 for more details.\n Gp[iteratorSymbol] = function() {\n return this;\n };\n\n Gp.toString = function() {\n return \"[object Generator]\";\n };\n\n function pushTryEntry(locs) {\n var entry = { tryLoc: locs[0] };\n\n if (1 in locs) {\n entry.catchLoc = locs[1];\n }\n\n if (2 in locs) {\n entry.finallyLoc = locs[2];\n entry.afterLoc = locs[3];\n }\n\n this.tryEntries.push(entry);\n }\n\n function resetTryEntry(entry) {\n var record = entry.completion || {};\n record.type = \"normal\";\n delete record.arg;\n entry.completion = record;\n }\n\n function Context(tryLocsList) {\n // The root entry object (effectively a try statement without a catch\n // or a finally block) gives us a place to store values thrown from\n // locations where there is no enclosing try statement.\n this.tryEntries = [{ tryLoc: \"root\" }];\n tryLocsList.forEach(pushTryEntry, this);\n this.reset(true);\n }\n\n exports.keys = function(object) {\n var keys = [];\n for (var key in object) {\n keys.push(key);\n }\n keys.reverse();\n\n // Rather than returning an object with a next method, we keep\n // things simple and return the next function itself.\n return function next() {\n while (keys.length) {\n var key = keys.pop();\n if (key in object) {\n next.value = key;\n next.done = false;\n return next;\n }\n }\n\n // To avoid creating an additional object, we just hang the .value\n // and .done properties off the next function object itself. This\n // also ensures that the minifier will not anonymize the function.\n next.done = true;\n return next;\n };\n };\n\n function values(iterable) {\n if (iterable) {\n var iteratorMethod = iterable[iteratorSymbol];\n if (iteratorMethod) {\n return iteratorMethod.call(iterable);\n }\n\n if (typeof iterable.next === \"function\") {\n return iterable;\n }\n\n if (!isNaN(iterable.length)) {\n var i = -1, next = function next() {\n while (++i < iterable.length) {\n if (hasOwn.call(iterable, i)) {\n next.value = iterable[i];\n next.done = false;\n return next;\n }\n }\n\n next.value = undefined;\n next.done = true;\n\n return next;\n };\n\n return next.next = next;\n }\n }\n\n // Return an iterator with no values.\n return { next: doneResult };\n }\n exports.values = values;\n\n function doneResult() {\n return { value: undefined, done: true };\n }\n\n Context.prototype = {\n constructor: Context,\n\n reset: function(skipTempReset) {\n this.prev = 0;\n this.next = 0;\n // Resetting context._sent for legacy support of Babel's\n // function.sent implementation.\n this.sent = this._sent = undefined;\n this.done = false;\n this.delegate = null;\n\n this.method = \"next\";\n this.arg = undefined;\n\n this.tryEntries.forEach(resetTryEntry);\n\n if (!skipTempReset) {\n for (var name in this) {\n // Not sure about the optimal order of these conditions:\n if (name.charAt(0) === \"t\" &&\n hasOwn.call(this, name) &&\n !isNaN(+name.slice(1))) {\n this[name] = undefined;\n }\n }\n }\n },\n\n stop: function() {\n this.done = true;\n\n var rootEntry = this.tryEntries[0];\n var rootRecord = rootEntry.completion;\n if (rootRecord.type === \"throw\") {\n throw rootRecord.arg;\n }\n\n return this.rval;\n },\n\n dispatchException: function(exception) {\n if (this.done) {\n throw exception;\n }\n\n var context = this;\n function handle(loc, caught) {\n record.type = \"throw\";\n record.arg = exception;\n context.next = loc;\n\n if (caught) {\n // If the dispatched exception was caught by a catch block,\n // then let that catch block handle the exception normally.\n context.method = \"next\";\n context.arg = undefined;\n }\n\n return !! caught;\n }\n\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n var record = entry.completion;\n\n if (entry.tryLoc === \"root\") {\n // Exception thrown outside of any try block that could handle\n // it, so set the completion value of the entire function to\n // throw the exception.\n return handle(\"end\");\n }\n\n if (entry.tryLoc <= this.prev) {\n var hasCatch = hasOwn.call(entry, \"catchLoc\");\n var hasFinally = hasOwn.call(entry, \"finallyLoc\");\n\n if (hasCatch && hasFinally) {\n if (this.prev < entry.catchLoc) {\n return handle(entry.catchLoc, true);\n } else if (this.prev < entry.finallyLoc) {\n return handle(entry.finallyLoc);\n }\n\n } else if (hasCatch) {\n if (this.prev < entry.catchLoc) {\n return handle(entry.catchLoc, true);\n }\n\n } else if (hasFinally) {\n if (this.prev < entry.finallyLoc) {\n return handle(entry.finallyLoc);\n }\n\n } else {\n throw new Error(\"try statement without catch or finally\");\n }\n }\n }\n },\n\n abrupt: function(type, arg) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n if (entry.tryLoc <= this.prev &&\n hasOwn.call(entry, \"finallyLoc\") &&\n this.prev < entry.finallyLoc) {\n var finallyEntry = entry;\n break;\n }\n }\n\n if (finallyEntry &&\n (type === \"break\" ||\n type === \"continue\") &&\n finallyEntry.tryLoc <= arg &&\n arg <= finallyEntry.finallyLoc) {\n // Ignore the finally entry if control is not jumping to a\n // location outside the try/catch block.\n finallyEntry = null;\n }\n\n var record = finallyEntry ? finallyEntry.completion : {};\n record.type = type;\n record.arg = arg;\n\n if (finallyEntry) {\n this.method = \"next\";\n this.next = finallyEntry.finallyLoc;\n return ContinueSentinel;\n }\n\n return this.complete(record);\n },\n\n complete: function(record, afterLoc) {\n if (record.type === \"throw\") {\n throw record.arg;\n }\n\n if (record.type === \"break\" ||\n record.type === \"continue\") {\n this.next = record.arg;\n } else if (record.type === \"return\") {\n this.rval = this.arg = record.arg;\n this.method = \"return\";\n this.next = \"end\";\n } else if (record.type === \"normal\" && afterLoc) {\n this.next = afterLoc;\n }\n\n return ContinueSentinel;\n },\n\n finish: function(finallyLoc) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n if (entry.finallyLoc === finallyLoc) {\n this.complete(entry.completion, entry.afterLoc);\n resetTryEntry(entry);\n return ContinueSentinel;\n }\n }\n },\n\n \"catch\": function(tryLoc) {\n for (var i = this.tryEntries.length - 1; i >= 0; --i) {\n var entry = this.tryEntries[i];\n if (entry.tryLoc === tryLoc) {\n var record = entry.completion;\n if (record.type === \"throw\") {\n var thrown = record.arg;\n resetTryEntry(entry);\n }\n return thrown;\n }\n }\n\n // The context.catch method must only be called with a location\n // argument that corresponds to a known catch block.\n throw new Error(\"illegal catch attempt\");\n },\n\n delegateYield: function(iterable, resultName, nextLoc) {\n this.delegate = {\n iterator: values(iterable),\n resultName: resultName,\n nextLoc: nextLoc\n };\n\n if (this.method === \"next\") {\n // Deliberately forget the last sent value so that we don't\n // accidentally pass it on to the delegate.\n this.arg = undefined;\n }\n\n return ContinueSentinel;\n }\n };\n\n // Regardless of whether this script is executing as a CommonJS module\n // or not, return the runtime object so that we can declare the variable\n // regeneratorRuntime in the outer scope, which allows this module to be\n // injected easily by `bin/regenerator --include-runtime script.js`.\n return exports;\n\n}(\n // If this script is executing as a CommonJS module, use module.exports\n // as the regeneratorRuntime namespace. Otherwise create a new empty\n // object. Either way, the resulting object will be used to initialize\n // the regeneratorRuntime variable at the top of this file.\n typeof module === \"object\" ? module.exports : {}\n));\n\ntry {\n regeneratorRuntime = runtime;\n} catch (accidentalStrictMode) {\n // This module should not be running in strict mode, so the above\n // assignment should always work unless something is misconfigured. Just\n // in case runtime.js accidentally runs in strict mode, we can escape\n // strict mode using a global Function call. This could conceivably fail\n // if a Content Security Policy forbids using Function, but in that case\n // the proper solution is to fix the accidental strict mode problem. If\n // you've misconfigured your bundler to force strict mode and applied a\n // CSP to forbid Function, and you're not willing to fix either of those\n // problems, please detail your unique predicament in a GitHub issue.\n Function(\"r\", \"regeneratorRuntime = r\")(runtime);\n}\n","/* @preserve\n * Leaflet 1.6.0, a JS library for interactive maps. http://leafletjs.com\n * (c) 2010-2019 Vladimir Agafonkin, (c) 2010-2011 CloudMade\n */\n\n(function (global, factory) {\n\ttypeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :\n\ttypeof define === 'function' && define.amd ? define(['exports'], factory) :\n\t(factory((global.L = {})));\n}(this, (function (exports) { 'use strict';\n\nvar version = \"1.6.0\";\n\n/*\r\n * @namespace Util\r\n *\r\n * Various utility functions, used by Leaflet internally.\r\n */\r\n\r\nvar freeze = Object.freeze;\r\nObject.freeze = function (obj) { return obj; };\r\n\r\n// @function extend(dest: Object, src?: Object): Object\r\n// Merges the properties of the `src` object (or multiple objects) into `dest` object and returns the latter. Has an `L.extend` shortcut.\r\nfunction extend(dest) {\r\n\tvar i, j, len, src;\r\n\r\n\tfor (j = 1, len = arguments.length; j < len; j++) {\r\n\t\tsrc = arguments[j];\r\n\t\tfor (i in src) {\r\n\t\t\tdest[i] = src[i];\r\n\t\t}\r\n\t}\r\n\treturn dest;\r\n}\r\n\r\n// @function create(proto: Object, properties?: Object): Object\r\n// Compatibility polyfill for [Object.create](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/create)\r\nvar create = Object.create || (function () {\r\n\tfunction F() {}\r\n\treturn function (proto) {\r\n\t\tF.prototype = proto;\r\n\t\treturn new F();\r\n\t};\r\n})();\r\n\r\n// @function bind(fn: Function, …): Function\r\n// Returns a new function bound to the arguments passed, like [Function.prototype.bind](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Function/bind).\r\n// Has a `L.bind()` shortcut.\r\nfunction bind(fn, obj) {\r\n\tvar slice = Array.prototype.slice;\r\n\r\n\tif (fn.bind) {\r\n\t\treturn fn.bind.apply(fn, slice.call(arguments, 1));\r\n\t}\r\n\r\n\tvar args = slice.call(arguments, 2);\r\n\r\n\treturn function () {\r\n\t\treturn fn.apply(obj, args.length ? args.concat(slice.call(arguments)) : arguments);\r\n\t};\r\n}\r\n\r\n// @property lastId: Number\r\n// Last unique ID used by [`stamp()`](#util-stamp)\r\nvar lastId = 0;\r\n\r\n// @function stamp(obj: Object): Number\r\n// Returns the unique ID of an object, assigning it one if it doesn't have it.\r\nfunction stamp(obj) {\r\n\t/*eslint-disable */\r\n\tobj._leaflet_id = obj._leaflet_id || ++lastId;\r\n\treturn obj._leaflet_id;\r\n\t/* eslint-enable */\r\n}\r\n\r\n// @function throttle(fn: Function, time: Number, context: Object): Function\r\n// Returns a function which executes function `fn` with the given scope `context`\r\n// (so that the `this` keyword refers to `context` inside `fn`'s code). The function\r\n// `fn` will be called no more than one time per given amount of `time`. The arguments\r\n// received by the bound function will be any arguments passed when binding the\r\n// function, followed by any arguments passed when invoking the bound function.\r\n// Has an `L.throttle` shortcut.\r\nfunction throttle(fn, time, context) {\r\n\tvar lock, args, wrapperFn, later;\r\n\r\n\tlater = function () {\r\n\t\t// reset lock and call if queued\r\n\t\tlock = false;\r\n\t\tif (args) {\r\n\t\t\twrapperFn.apply(context, args);\r\n\t\t\targs = false;\r\n\t\t}\r\n\t};\r\n\r\n\twrapperFn = function () {\r\n\t\tif (lock) {\r\n\t\t\t// called too soon, queue to call later\r\n\t\t\targs = arguments;\r\n\r\n\t\t} else {\r\n\t\t\t// call and lock until later\r\n\t\t\tfn.apply(context, arguments);\r\n\t\t\tsetTimeout(later, time);\r\n\t\t\tlock = true;\r\n\t\t}\r\n\t};\r\n\r\n\treturn wrapperFn;\r\n}\r\n\r\n// @function wrapNum(num: Number, range: Number[], includeMax?: Boolean): Number\r\n// Returns the number `num` modulo `range` in such a way so it lies within\r\n// `range[0]` and `range[1]`. The returned value will be always smaller than\r\n// `range[1]` unless `includeMax` is set to `true`.\r\nfunction wrapNum(x, range, includeMax) {\r\n\tvar max = range[1],\r\n\t min = range[0],\r\n\t d = max - min;\r\n\treturn x === max && includeMax ? x : ((x - min) % d + d) % d + min;\r\n}\r\n\r\n// @function falseFn(): Function\r\n// Returns a function which always returns `false`.\r\nfunction falseFn() { return false; }\r\n\r\n// @function formatNum(num: Number, digits?: Number): Number\r\n// Returns the number `num` rounded to `digits` decimals, or to 6 decimals by default.\r\nfunction formatNum(num, digits) {\r\n\tvar pow = Math.pow(10, (digits === undefined ? 6 : digits));\r\n\treturn Math.round(num * pow) / pow;\r\n}\r\n\r\n// @function trim(str: String): String\r\n// Compatibility polyfill for [String.prototype.trim](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String/Trim)\r\nfunction trim(str) {\r\n\treturn str.trim ? str.trim() : str.replace(/^\\s+|\\s+$/g, '');\r\n}\r\n\r\n// @function splitWords(str: String): String[]\r\n// Trims and splits the string on whitespace and returns the array of parts.\r\nfunction splitWords(str) {\r\n\treturn trim(str).split(/\\s+/);\r\n}\r\n\r\n// @function setOptions(obj: Object, options: Object): Object\r\n// Merges the given properties to the `options` of the `obj` object, returning the resulting options. See `Class options`. Has an `L.setOptions` shortcut.\r\nfunction setOptions(obj, options) {\r\n\tif (!obj.hasOwnProperty('options')) {\r\n\t\tobj.options = obj.options ? create(obj.options) : {};\r\n\t}\r\n\tfor (var i in options) {\r\n\t\tobj.options[i] = options[i];\r\n\t}\r\n\treturn obj.options;\r\n}\r\n\r\n// @function getParamString(obj: Object, existingUrl?: String, uppercase?: Boolean): String\r\n// Converts an object into a parameter URL string, e.g. `{a: \"foo\", b: \"bar\"}`\r\n// translates to `'?a=foo&b=bar'`. If `existingUrl` is set, the parameters will\r\n// be appended at the end. If `uppercase` is `true`, the parameter names will\r\n// be uppercased (e.g. `'?A=foo&B=bar'`)\r\nfunction getParamString(obj, existingUrl, uppercase) {\r\n\tvar params = [];\r\n\tfor (var i in obj) {\r\n\t\tparams.push(encodeURIComponent(uppercase ? i.toUpperCase() : i) + '=' + encodeURIComponent(obj[i]));\r\n\t}\r\n\treturn ((!existingUrl || existingUrl.indexOf('?') === -1) ? '?' : '&') + params.join('&');\r\n}\r\n\r\nvar templateRe = /\\{ *([\\w_-]+) *\\}/g;\r\n\r\n// @function template(str: String, data: Object): String\r\n// Simple templating facility, accepts a template string of the form `'Hello {a}, {b}'`\r\n// and a data object like `{a: 'foo', b: 'bar'}`, returns evaluated string\r\n// `('Hello foo, bar')`. You can also specify functions instead of strings for\r\n// data values — they will be evaluated passing `data` as an argument.\r\nfunction template(str, data) {\r\n\treturn str.replace(templateRe, function (str, key) {\r\n\t\tvar value = data[key];\r\n\r\n\t\tif (value === undefined) {\r\n\t\t\tthrow new Error('No value provided for variable ' + str);\r\n\r\n\t\t} else if (typeof value === 'function') {\r\n\t\t\tvalue = value(data);\r\n\t\t}\r\n\t\treturn value;\r\n\t});\r\n}\r\n\r\n// @function isArray(obj): Boolean\r\n// Compatibility polyfill for [Array.isArray](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray)\r\nvar isArray = Array.isArray || function (obj) {\r\n\treturn (Object.prototype.toString.call(obj) === '[object Array]');\r\n};\r\n\r\n// @function indexOf(array: Array, el: Object): Number\r\n// Compatibility polyfill for [Array.prototype.indexOf](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf)\r\nfunction indexOf(array, el) {\r\n\tfor (var i = 0; i < array.length; i++) {\r\n\t\tif (array[i] === el) { return i; }\r\n\t}\r\n\treturn -1;\r\n}\r\n\r\n// @property emptyImageUrl: String\r\n// Data URI string containing a base64-encoded empty GIF image.\r\n// Used as a hack to free memory from unused images on WebKit-powered\r\n// mobile devices (by setting image `src` to this string).\r\nvar emptyImageUrl = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';\r\n\r\n// inspired by http://paulirish.com/2011/requestanimationframe-for-smart-animating/\r\n\r\nfunction getPrefixed(name) {\r\n\treturn window['webkit' + name] || window['moz' + name] || window['ms' + name];\r\n}\r\n\r\nvar lastTime = 0;\r\n\r\n// fallback for IE 7-8\r\nfunction timeoutDefer(fn) {\r\n\tvar time = +new Date(),\r\n\t timeToCall = Math.max(0, 16 - (time - lastTime));\r\n\r\n\tlastTime = time + timeToCall;\r\n\treturn window.setTimeout(fn, timeToCall);\r\n}\r\n\r\nvar requestFn = window.requestAnimationFrame || getPrefixed('RequestAnimationFrame') || timeoutDefer;\r\nvar cancelFn = window.cancelAnimationFrame || getPrefixed('CancelAnimationFrame') ||\r\n\t\tgetPrefixed('CancelRequestAnimationFrame') || function (id) { window.clearTimeout(id); };\r\n\r\n// @function requestAnimFrame(fn: Function, context?: Object, immediate?: Boolean): Number\r\n// Schedules `fn` to be executed when the browser repaints. `fn` is bound to\r\n// `context` if given. When `immediate` is set, `fn` is called immediately if\r\n// the browser doesn't have native support for\r\n// [`window.requestAnimationFrame`](https://developer.mozilla.org/docs/Web/API/window/requestAnimationFrame),\r\n// otherwise it's delayed. Returns a request ID that can be used to cancel the request.\r\nfunction requestAnimFrame(fn, context, immediate) {\r\n\tif (immediate && requestFn === timeoutDefer) {\r\n\t\tfn.call(context);\r\n\t} else {\r\n\t\treturn requestFn.call(window, bind(fn, context));\r\n\t}\r\n}\r\n\r\n// @function cancelAnimFrame(id: Number): undefined\r\n// Cancels a previous `requestAnimFrame`. See also [window.cancelAnimationFrame](https://developer.mozilla.org/docs/Web/API/window/cancelAnimationFrame).\r\nfunction cancelAnimFrame(id) {\r\n\tif (id) {\r\n\t\tcancelFn.call(window, id);\r\n\t}\r\n}\r\n\n\nvar Util = (Object.freeze || Object)({\n\tfreeze: freeze,\n\textend: extend,\n\tcreate: create,\n\tbind: bind,\n\tlastId: lastId,\n\tstamp: stamp,\n\tthrottle: throttle,\n\twrapNum: wrapNum,\n\tfalseFn: falseFn,\n\tformatNum: formatNum,\n\ttrim: trim,\n\tsplitWords: splitWords,\n\tsetOptions: setOptions,\n\tgetParamString: getParamString,\n\ttemplate: template,\n\tisArray: isArray,\n\tindexOf: indexOf,\n\temptyImageUrl: emptyImageUrl,\n\trequestFn: requestFn,\n\tcancelFn: cancelFn,\n\trequestAnimFrame: requestAnimFrame,\n\tcancelAnimFrame: cancelAnimFrame\n});\n\n// @class Class\r\n// @aka L.Class\r\n\r\n// @section\r\n// @uninheritable\r\n\r\n// Thanks to John Resig and Dean Edwards for inspiration!\r\n\r\nfunction Class() {}\r\n\r\nClass.extend = function (props) {\r\n\r\n\t// @function extend(props: Object): Function\r\n\t// [Extends the current class](#class-inheritance) given the properties to be included.\r\n\t// Returns a Javascript function that is a class constructor (to be called with `new`).\r\n\tvar NewClass = function () {\r\n\r\n\t\t// call the constructor\r\n\t\tif (this.initialize) {\r\n\t\t\tthis.initialize.apply(this, arguments);\r\n\t\t}\r\n\r\n\t\t// call all constructor hooks\r\n\t\tthis.callInitHooks();\r\n\t};\r\n\r\n\tvar parentProto = NewClass.__super__ = this.prototype;\r\n\r\n\tvar proto = create(parentProto);\r\n\tproto.constructor = NewClass;\r\n\r\n\tNewClass.prototype = proto;\r\n\r\n\t// inherit parent's statics\r\n\tfor (var i in this) {\r\n\t\tif (this.hasOwnProperty(i) && i !== 'prototype' && i !== '__super__') {\r\n\t\t\tNewClass[i] = this[i];\r\n\t\t}\r\n\t}\r\n\r\n\t// mix static properties into the class\r\n\tif (props.statics) {\r\n\t\textend(NewClass, props.statics);\r\n\t\tdelete props.statics;\r\n\t}\r\n\r\n\t// mix includes into the prototype\r\n\tif (props.includes) {\r\n\t\tcheckDeprecatedMixinEvents(props.includes);\r\n\t\textend.apply(null, [proto].concat(props.includes));\r\n\t\tdelete props.includes;\r\n\t}\r\n\r\n\t// merge options\r\n\tif (proto.options) {\r\n\t\tprops.options = extend(create(proto.options), props.options);\r\n\t}\r\n\r\n\t// mix given properties into the prototype\r\n\textend(proto, props);\r\n\r\n\tproto._initHooks = [];\r\n\r\n\t// add method for calling all hooks\r\n\tproto.callInitHooks = function () {\r\n\r\n\t\tif (this._initHooksCalled) { return; }\r\n\r\n\t\tif (parentProto.callInitHooks) {\r\n\t\t\tparentProto.callInitHooks.call(this);\r\n\t\t}\r\n\r\n\t\tthis._initHooksCalled = true;\r\n\r\n\t\tfor (var i = 0, len = proto._initHooks.length; i < len; i++) {\r\n\t\t\tproto._initHooks[i].call(this);\r\n\t\t}\r\n\t};\r\n\r\n\treturn NewClass;\r\n};\r\n\r\n\r\n// @function include(properties: Object): this\r\n// [Includes a mixin](#class-includes) into the current class.\r\nClass.include = function (props) {\r\n\textend(this.prototype, props);\r\n\treturn this;\r\n};\r\n\r\n// @function mergeOptions(options: Object): this\r\n// [Merges `options`](#class-options) into the defaults of the class.\r\nClass.mergeOptions = function (options) {\r\n\textend(this.prototype.options, options);\r\n\treturn this;\r\n};\r\n\r\n// @function addInitHook(fn: Function): this\r\n// Adds a [constructor hook](#class-constructor-hooks) to the class.\r\nClass.addInitHook = function (fn) { // (Function) || (String, args...)\r\n\tvar args = Array.prototype.slice.call(arguments, 1);\r\n\r\n\tvar init = typeof fn === 'function' ? fn : function () {\r\n\t\tthis[fn].apply(this, args);\r\n\t};\r\n\r\n\tthis.prototype._initHooks = this.prototype._initHooks || [];\r\n\tthis.prototype._initHooks.push(init);\r\n\treturn this;\r\n};\r\n\r\nfunction checkDeprecatedMixinEvents(includes) {\r\n\tif (typeof L === 'undefined' || !L || !L.Mixin) { return; }\r\n\r\n\tincludes = isArray(includes) ? includes : [includes];\r\n\r\n\tfor (var i = 0; i < includes.length; i++) {\r\n\t\tif (includes[i] === L.Mixin.Events) {\r\n\t\t\tconsole.warn('Deprecated include of L.Mixin.Events: ' +\r\n\t\t\t\t'this property will be removed in future releases, ' +\r\n\t\t\t\t'please inherit from L.Evented instead.', new Error().stack);\r\n\t\t}\r\n\t}\r\n}\n\n/*\r\n * @class Evented\r\n * @aka L.Evented\r\n * @inherits Class\r\n *\r\n * A set of methods shared between event-powered classes (like `Map` and `Marker`). Generally, events allow you to execute some function when something happens with an object (e.g. the user clicks on the map, causing the map to fire `'click'` event).\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * map.on('click', function(e) {\r\n * \talert(e.latlng);\r\n * } );\r\n * ```\r\n *\r\n * Leaflet deals with event listeners by reference, so if you want to add a listener and then remove it, define it as a function:\r\n *\r\n * ```js\r\n * function onClick(e) { ... }\r\n *\r\n * map.on('click', onClick);\r\n * map.off('click', onClick);\r\n * ```\r\n */\r\n\r\nvar Events = {\r\n\t/* @method on(type: String, fn: Function, context?: Object): this\r\n\t * Adds a listener function (`fn`) to a particular event type of the object. You can optionally specify the context of the listener (object the this keyword will point to). You can also pass several space-separated types (e.g. `'click dblclick'`).\r\n\t *\r\n\t * @alternative\r\n\t * @method on(eventMap: Object): this\r\n\t * Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\n\t */\r\n\ton: function (types, fn, context) {\r\n\r\n\t\t// types can be a map of types/handlers\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\t// we don't process space-separated events here for performance;\r\n\t\t\t\t// it's a hot path since Layer uses the on(obj) syntax\r\n\t\t\t\tthis._on(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\t// types can be a string of space-separated words\r\n\t\t\ttypes = splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._on(types[i], fn, context);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t/* @method off(type: String, fn?: Function, context?: Object): this\r\n\t * Removes a previously added listener function. If no function is specified, it will remove all the listeners of that particular event from the object. Note that if you passed a custom context to `on`, you must pass the same context to `off` in order to remove the listener.\r\n\t *\r\n\t * @alternative\r\n\t * @method off(eventMap: Object): this\r\n\t * Removes a set of type/listener pairs.\r\n\t *\r\n\t * @alternative\r\n\t * @method off: this\r\n\t * Removes all listeners to all events on the object. This includes implicitly attached events.\r\n\t */\r\n\toff: function (types, fn, context) {\r\n\r\n\t\tif (!types) {\r\n\t\t\t// clear all listeners if called without arguments\r\n\t\t\tdelete this._events;\r\n\r\n\t\t} else if (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\tthis._off(type, types[type], fn);\r\n\t\t\t}\r\n\r\n\t\t} else {\r\n\t\t\ttypes = splitWords(types);\r\n\r\n\t\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\t\tthis._off(types[i], fn, context);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// attach listener (without syntactic sugar now)\r\n\t_on: function (type, fn, context) {\r\n\t\tthis._events = this._events || {};\r\n\r\n\t\t/* get/init listeners for type */\r\n\t\tvar typeListeners = this._events[type];\r\n\t\tif (!typeListeners) {\r\n\t\t\ttypeListeners = [];\r\n\t\t\tthis._events[type] = typeListeners;\r\n\t\t}\r\n\r\n\t\tif (context === this) {\r\n\t\t\t// Less memory footprint.\r\n\t\t\tcontext = undefined;\r\n\t\t}\r\n\t\tvar newListener = {fn: fn, ctx: context},\r\n\t\t listeners = typeListeners;\r\n\r\n\t\t// check if fn already there\r\n\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\tif (listeners[i].fn === fn && listeners[i].ctx === context) {\r\n\t\t\t\treturn;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tlisteners.push(newListener);\r\n\t},\r\n\r\n\t_off: function (type, fn, context) {\r\n\t\tvar listeners,\r\n\t\t i,\r\n\t\t len;\r\n\r\n\t\tif (!this._events) { return; }\r\n\r\n\t\tlisteners = this._events[type];\r\n\r\n\t\tif (!listeners) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (!fn) {\r\n\t\t\t// Set all removed listeners to noop so they are not called if remove happens in fire\r\n\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\tlisteners[i].fn = falseFn;\r\n\t\t\t}\r\n\t\t\t// clear all listeners for a type if function isn't specified\r\n\t\t\tdelete this._events[type];\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tif (context === this) {\r\n\t\t\tcontext = undefined;\r\n\t\t}\r\n\r\n\t\tif (listeners) {\r\n\r\n\t\t\t// find fn and remove it\r\n\t\t\tfor (i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\tvar l = listeners[i];\r\n\t\t\t\tif (l.ctx !== context) { continue; }\r\n\t\t\t\tif (l.fn === fn) {\r\n\r\n\t\t\t\t\t// set the removed listener to noop so that's not called if remove happens in fire\r\n\t\t\t\t\tl.fn = falseFn;\r\n\r\n\t\t\t\t\tif (this._firingCount) {\r\n\t\t\t\t\t\t/* copy array in case events are being fired */\r\n\t\t\t\t\t\tthis._events[type] = listeners = listeners.slice();\r\n\t\t\t\t\t}\r\n\t\t\t\t\tlisteners.splice(i, 1);\r\n\r\n\t\t\t\t\treturn;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t},\r\n\r\n\t// @method fire(type: String, data?: Object, propagate?: Boolean): this\r\n\t// Fires an event of the specified type. You can optionally provide an data\r\n\t// object — the first argument of the listener function will contain its\r\n\t// properties. The event can optionally be propagated to event parents.\r\n\tfire: function (type, data, propagate) {\r\n\t\tif (!this.listens(type, propagate)) { return this; }\r\n\r\n\t\tvar event = extend({}, data, {\r\n\t\t\ttype: type,\r\n\t\t\ttarget: this,\r\n\t\t\tsourceTarget: data && data.sourceTarget || this\r\n\t\t});\r\n\r\n\t\tif (this._events) {\r\n\t\t\tvar listeners = this._events[type];\r\n\r\n\t\t\tif (listeners) {\r\n\t\t\t\tthis._firingCount = (this._firingCount + 1) || 1;\r\n\t\t\t\tfor (var i = 0, len = listeners.length; i < len; i++) {\r\n\t\t\t\t\tvar l = listeners[i];\r\n\t\t\t\t\tl.fn.call(l.ctx || this, event);\r\n\t\t\t\t}\r\n\r\n\t\t\t\tthis._firingCount--;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// propagate the event to parents (set with addEventParent)\r\n\t\t\tthis._propagateEvent(event);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method listens(type: String): Boolean\r\n\t// Returns `true` if a particular event type has any listeners attached to it.\r\n\tlistens: function (type, propagate) {\r\n\t\tvar listeners = this._events && this._events[type];\r\n\t\tif (listeners && listeners.length) { return true; }\r\n\r\n\t\tif (propagate) {\r\n\t\t\t// also check parents for listeners if event propagates\r\n\t\t\tfor (var id in this._eventParents) {\r\n\t\t\t\tif (this._eventParents[id].listens(type, propagate)) { return true; }\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn false;\r\n\t},\r\n\r\n\t// @method once(…): this\r\n\t// Behaves as [`on(…)`](#evented-on), except the listener will only get fired once and then removed.\r\n\tonce: function (types, fn, context) {\r\n\r\n\t\tif (typeof types === 'object') {\r\n\t\t\tfor (var type in types) {\r\n\t\t\t\tthis.once(type, types[type], fn);\r\n\t\t\t}\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tvar handler = bind(function () {\r\n\t\t\tthis\r\n\t\t\t .off(types, fn, context)\r\n\t\t\t .off(types, handler, context);\r\n\t\t}, this);\r\n\r\n\t\t// add a listener that's executed once and removed after that\r\n\t\treturn this\r\n\t\t .on(types, fn, context)\r\n\t\t .on(types, handler, context);\r\n\t},\r\n\r\n\t// @method addEventParent(obj: Evented): this\r\n\t// Adds an event parent - an `Evented` that will receive propagated events\r\n\taddEventParent: function (obj) {\r\n\t\tthis._eventParents = this._eventParents || {};\r\n\t\tthis._eventParents[stamp(obj)] = obj;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method removeEventParent(obj: Evented): this\r\n\t// Removes an event parent, so it will stop receiving propagated events\r\n\tremoveEventParent: function (obj) {\r\n\t\tif (this._eventParents) {\r\n\t\t\tdelete this._eventParents[stamp(obj)];\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_propagateEvent: function (e) {\r\n\t\tfor (var id in this._eventParents) {\r\n\t\t\tthis._eventParents[id].fire(e.type, extend({\r\n\t\t\t\tlayer: e.target,\r\n\t\t\t\tpropagatedFrom: e.target\r\n\t\t\t}, e), true);\r\n\t\t}\r\n\t}\r\n};\r\n\r\n// aliases; we should ditch those eventually\r\n\r\n// @method addEventListener(…): this\r\n// Alias to [`on(…)`](#evented-on)\r\nEvents.addEventListener = Events.on;\r\n\r\n// @method removeEventListener(…): this\r\n// Alias to [`off(…)`](#evented-off)\r\n\r\n// @method clearAllEventListeners(…): this\r\n// Alias to [`off()`](#evented-off)\r\nEvents.removeEventListener = Events.clearAllEventListeners = Events.off;\r\n\r\n// @method addOneTimeEventListener(…): this\r\n// Alias to [`once(…)`](#evented-once)\r\nEvents.addOneTimeEventListener = Events.once;\r\n\r\n// @method fireEvent(…): this\r\n// Alias to [`fire(…)`](#evented-fire)\r\nEvents.fireEvent = Events.fire;\r\n\r\n// @method hasEventListeners(…): Boolean\r\n// Alias to [`listens(…)`](#evented-listens)\r\nEvents.hasEventListeners = Events.listens;\r\n\r\nvar Evented = Class.extend(Events);\n\n/*\r\n * @class Point\r\n * @aka L.Point\r\n *\r\n * Represents a point with `x` and `y` coordinates in pixels.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var point = L.point(200, 300);\r\n * ```\r\n *\r\n * All Leaflet methods and options that accept `Point` objects also accept them in a simple Array form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```js\r\n * map.panBy([200, 300]);\r\n * map.panBy(L.point(200, 300));\r\n * ```\r\n *\r\n * Note that `Point` does not inherit from Leafet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nfunction Point(x, y, round) {\r\n\t// @property x: Number; The `x` coordinate of the point\r\n\tthis.x = (round ? Math.round(x) : x);\r\n\t// @property y: Number; The `y` coordinate of the point\r\n\tthis.y = (round ? Math.round(y) : y);\r\n}\r\n\r\nvar trunc = Math.trunc || function (v) {\r\n\treturn v > 0 ? Math.floor(v) : Math.ceil(v);\r\n};\r\n\r\nPoint.prototype = {\r\n\r\n\t// @method clone(): Point\r\n\t// Returns a copy of the current point.\r\n\tclone: function () {\r\n\t\treturn new Point(this.x, this.y);\r\n\t},\r\n\r\n\t// @method add(otherPoint: Point): Point\r\n\t// Returns the result of addition of the current and the given points.\r\n\tadd: function (point) {\r\n\t\t// non-destructive, returns a new point\r\n\t\treturn this.clone()._add(toPoint(point));\r\n\t},\r\n\r\n\t_add: function (point) {\r\n\t\t// destructive, used directly for performance in situations where it's safe to modify existing point\r\n\t\tthis.x += point.x;\r\n\t\tthis.y += point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method subtract(otherPoint: Point): Point\r\n\t// Returns the result of subtraction of the given point from the current.\r\n\tsubtract: function (point) {\r\n\t\treturn this.clone()._subtract(toPoint(point));\r\n\t},\r\n\r\n\t_subtract: function (point) {\r\n\t\tthis.x -= point.x;\r\n\t\tthis.y -= point.y;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method divideBy(num: Number): Point\r\n\t// Returns the result of division of the current point by the given number.\r\n\tdivideBy: function (num) {\r\n\t\treturn this.clone()._divideBy(num);\r\n\t},\r\n\r\n\t_divideBy: function (num) {\r\n\t\tthis.x /= num;\r\n\t\tthis.y /= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method multiplyBy(num: Number): Point\r\n\t// Returns the result of multiplication of the current point by the given number.\r\n\tmultiplyBy: function (num) {\r\n\t\treturn this.clone()._multiplyBy(num);\r\n\t},\r\n\r\n\t_multiplyBy: function (num) {\r\n\t\tthis.x *= num;\r\n\t\tthis.y *= num;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method scaleBy(scale: Point): Point\r\n\t// Multiply each coordinate of the current point by each coordinate of\r\n\t// `scale`. In linear algebra terms, multiply the point by the\r\n\t// [scaling matrix](https://en.wikipedia.org/wiki/Scaling_%28geometry%29#Matrix_representation)\r\n\t// defined by `scale`.\r\n\tscaleBy: function (point) {\r\n\t\treturn new Point(this.x * point.x, this.y * point.y);\r\n\t},\r\n\r\n\t// @method unscaleBy(scale: Point): Point\r\n\t// Inverse of `scaleBy`. Divide each coordinate of the current point by\r\n\t// each coordinate of `scale`.\r\n\tunscaleBy: function (point) {\r\n\t\treturn new Point(this.x / point.x, this.y / point.y);\r\n\t},\r\n\r\n\t// @method round(): Point\r\n\t// Returns a copy of the current point with rounded coordinates.\r\n\tround: function () {\r\n\t\treturn this.clone()._round();\r\n\t},\r\n\r\n\t_round: function () {\r\n\t\tthis.x = Math.round(this.x);\r\n\t\tthis.y = Math.round(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method floor(): Point\r\n\t// Returns a copy of the current point with floored coordinates (rounded down).\r\n\tfloor: function () {\r\n\t\treturn this.clone()._floor();\r\n\t},\r\n\r\n\t_floor: function () {\r\n\t\tthis.x = Math.floor(this.x);\r\n\t\tthis.y = Math.floor(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method ceil(): Point\r\n\t// Returns a copy of the current point with ceiled coordinates (rounded up).\r\n\tceil: function () {\r\n\t\treturn this.clone()._ceil();\r\n\t},\r\n\r\n\t_ceil: function () {\r\n\t\tthis.x = Math.ceil(this.x);\r\n\t\tthis.y = Math.ceil(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method trunc(): Point\r\n\t// Returns a copy of the current point with truncated coordinates (rounded towards zero).\r\n\ttrunc: function () {\r\n\t\treturn this.clone()._trunc();\r\n\t},\r\n\r\n\t_trunc: function () {\r\n\t\tthis.x = trunc(this.x);\r\n\t\tthis.y = trunc(this.y);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method distanceTo(otherPoint: Point): Number\r\n\t// Returns the cartesian distance between the current and the given points.\r\n\tdistanceTo: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\tvar x = point.x - this.x,\r\n\t\t y = point.y - this.y;\r\n\r\n\t\treturn Math.sqrt(x * x + y * y);\r\n\t},\r\n\r\n\t// @method equals(otherPoint: Point): Boolean\r\n\t// Returns `true` if the given point has the same coordinates.\r\n\tequals: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\treturn point.x === this.x &&\r\n\t\t point.y === this.y;\r\n\t},\r\n\r\n\t// @method contains(otherPoint: Point): Boolean\r\n\t// Returns `true` if both coordinates of the given point are less than the corresponding current point coordinates (in absolute values).\r\n\tcontains: function (point) {\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\treturn Math.abs(point.x) <= Math.abs(this.x) &&\r\n\t\t Math.abs(point.y) <= Math.abs(this.y);\r\n\t},\r\n\r\n\t// @method toString(): String\r\n\t// Returns a string representation of the point for debugging purposes.\r\n\ttoString: function () {\r\n\t\treturn 'Point(' +\r\n\t\t formatNum(this.x) + ', ' +\r\n\t\t formatNum(this.y) + ')';\r\n\t}\r\n};\r\n\r\n// @factory L.point(x: Number, y: Number, round?: Boolean)\r\n// Creates a Point object with the given `x` and `y` coordinates. If optional `round` is set to true, rounds the `x` and `y` values.\r\n\r\n// @alternative\r\n// @factory L.point(coords: Number[])\r\n// Expects an array of the form `[x, y]` instead.\r\n\r\n// @alternative\r\n// @factory L.point(coords: Object)\r\n// Expects a plain object of the form `{x: Number, y: Number}` instead.\r\nfunction toPoint(x, y, round) {\r\n\tif (x instanceof Point) {\r\n\t\treturn x;\r\n\t}\r\n\tif (isArray(x)) {\r\n\t\treturn new Point(x[0], x[1]);\r\n\t}\r\n\tif (x === undefined || x === null) {\r\n\t\treturn x;\r\n\t}\r\n\tif (typeof x === 'object' && 'x' in x && 'y' in x) {\r\n\t\treturn new Point(x.x, x.y);\r\n\t}\r\n\treturn new Point(x, y, round);\r\n}\n\n/*\r\n * @class Bounds\r\n * @aka L.Bounds\r\n *\r\n * Represents a rectangular area in pixel coordinates.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var p1 = L.point(10, 10),\r\n * p2 = L.point(40, 60),\r\n * bounds = L.bounds(p1, p2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept `Bounds` objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * otherBounds.intersects([[10, 10], [40, 60]]);\r\n * ```\r\n *\r\n * Note that `Bounds` does not inherit from Leafet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nfunction Bounds(a, b) {\r\n\tif (!a) { return; }\r\n\r\n\tvar points = b ? [a, b] : a;\r\n\r\n\tfor (var i = 0, len = points.length; i < len; i++) {\r\n\t\tthis.extend(points[i]);\r\n\t}\r\n}\r\n\r\nBounds.prototype = {\r\n\t// @method extend(point: Point): this\r\n\t// Extends the bounds to contain the given point.\r\n\textend: function (point) { // (Point)\r\n\t\tpoint = toPoint(point);\r\n\r\n\t\t// @property min: Point\r\n\t\t// The top left corner of the rectangle.\r\n\t\t// @property max: Point\r\n\t\t// The bottom right corner of the rectangle.\r\n\t\tif (!this.min && !this.max) {\r\n\t\t\tthis.min = point.clone();\r\n\t\t\tthis.max = point.clone();\r\n\t\t} else {\r\n\t\t\tthis.min.x = Math.min(point.x, this.min.x);\r\n\t\t\tthis.max.x = Math.max(point.x, this.max.x);\r\n\t\t\tthis.min.y = Math.min(point.y, this.min.y);\r\n\t\t\tthis.max.y = Math.max(point.y, this.max.y);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method getCenter(round?: Boolean): Point\r\n\t// Returns the center point of the bounds.\r\n\tgetCenter: function (round) {\r\n\t\treturn new Point(\r\n\t\t (this.min.x + this.max.x) / 2,\r\n\t\t (this.min.y + this.max.y) / 2, round);\r\n\t},\r\n\r\n\t// @method getBottomLeft(): Point\r\n\t// Returns the bottom-left point of the bounds.\r\n\tgetBottomLeft: function () {\r\n\t\treturn new Point(this.min.x, this.max.y);\r\n\t},\r\n\r\n\t// @method getTopRight(): Point\r\n\t// Returns the top-right point of the bounds.\r\n\tgetTopRight: function () { // -> Point\r\n\t\treturn new Point(this.max.x, this.min.y);\r\n\t},\r\n\r\n\t// @method getTopLeft(): Point\r\n\t// Returns the top-left point of the bounds (i.e. [`this.min`](#bounds-min)).\r\n\tgetTopLeft: function () {\r\n\t\treturn this.min; // left, top\r\n\t},\r\n\r\n\t// @method getBottomRight(): Point\r\n\t// Returns the bottom-right point of the bounds (i.e. [`this.max`](#bounds-max)).\r\n\tgetBottomRight: function () {\r\n\t\treturn this.max; // right, bottom\r\n\t},\r\n\r\n\t// @method getSize(): Point\r\n\t// Returns the size of the given bounds\r\n\tgetSize: function () {\r\n\t\treturn this.max.subtract(this.min);\r\n\t},\r\n\r\n\t// @method contains(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle contains the given one.\r\n\t// @alternative\r\n\t// @method contains(point: Point): Boolean\r\n\t// Returns `true` if the rectangle contains the given point.\r\n\tcontains: function (obj) {\r\n\t\tvar min, max;\r\n\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof Point) {\r\n\t\t\tobj = toPoint(obj);\r\n\t\t} else {\r\n\t\t\tobj = toBounds(obj);\r\n\t\t}\r\n\r\n\t\tif (obj instanceof Bounds) {\r\n\t\t\tmin = obj.min;\r\n\t\t\tmax = obj.max;\r\n\t\t} else {\r\n\t\t\tmin = max = obj;\r\n\t\t}\r\n\r\n\t\treturn (min.x >= this.min.x) &&\r\n\t\t (max.x <= this.max.x) &&\r\n\t\t (min.y >= this.min.y) &&\r\n\t\t (max.y <= this.max.y);\r\n\t},\r\n\r\n\t// @method intersects(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle intersects the given bounds. Two bounds\r\n\t// intersect if they have at least one point in common.\r\n\tintersects: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = toBounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xIntersects = (max2.x >= min.x) && (min2.x <= max.x),\r\n\t\t yIntersects = (max2.y >= min.y) && (min2.y <= max.y);\r\n\r\n\t\treturn xIntersects && yIntersects;\r\n\t},\r\n\r\n\t// @method overlaps(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle overlaps the given bounds. Two bounds\r\n\t// overlap if their intersection is an area.\r\n\toverlaps: function (bounds) { // (Bounds) -> Boolean\r\n\t\tbounds = toBounds(bounds);\r\n\r\n\t\tvar min = this.min,\r\n\t\t max = this.max,\r\n\t\t min2 = bounds.min,\r\n\t\t max2 = bounds.max,\r\n\t\t xOverlaps = (max2.x > min.x) && (min2.x < max.x),\r\n\t\t yOverlaps = (max2.y > min.y) && (min2.y < max.y);\r\n\r\n\t\treturn xOverlaps && yOverlaps;\r\n\t},\r\n\r\n\tisValid: function () {\r\n\t\treturn !!(this.min && this.max);\r\n\t}\r\n};\r\n\r\n\r\n// @factory L.bounds(corner1: Point, corner2: Point)\r\n// Creates a Bounds object from two corners coordinate pairs.\r\n// @alternative\r\n// @factory L.bounds(points: Point[])\r\n// Creates a Bounds object from the given array of points.\r\nfunction toBounds(a, b) {\r\n\tif (!a || a instanceof Bounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new Bounds(a, b);\r\n}\n\n/*\r\n * @class LatLngBounds\r\n * @aka L.LatLngBounds\r\n *\r\n * Represents a rectangular geographical area on a map.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var corner1 = L.latLng(40.712, -74.227),\r\n * corner2 = L.latLng(40.774, -74.125),\r\n * bounds = L.latLngBounds(corner1, corner2);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLngBounds objects also accept them in a simple Array form (unless noted otherwise), so the bounds example above can be passed like this:\r\n *\r\n * ```js\r\n * map.fitBounds([\r\n * \t[40.712, -74.227],\r\n * \t[40.774, -74.125]\r\n * ]);\r\n * ```\r\n *\r\n * Caution: if the area crosses the antimeridian (often confused with the International Date Line), you must specify corners _outside_ the [-180, 180] degrees longitude range.\r\n *\r\n * Note that `LatLngBounds` does not inherit from Leafet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nfunction LatLngBounds(corner1, corner2) { // (LatLng, LatLng) or (LatLng[])\r\n\tif (!corner1) { return; }\r\n\r\n\tvar latlngs = corner2 ? [corner1, corner2] : corner1;\r\n\r\n\tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n\t\tthis.extend(latlngs[i]);\r\n\t}\r\n}\r\n\r\nLatLngBounds.prototype = {\r\n\r\n\t// @method extend(latlng: LatLng): this\r\n\t// Extend the bounds to contain the given point\r\n\r\n\t// @alternative\r\n\t// @method extend(otherBounds: LatLngBounds): this\r\n\t// Extend the bounds to contain the given bounds\r\n\textend: function (obj) {\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof LatLng) {\r\n\t\t\tsw2 = obj;\r\n\t\t\tne2 = obj;\r\n\r\n\t\t} else if (obj instanceof LatLngBounds) {\r\n\t\t\tsw2 = obj._southWest;\r\n\t\t\tne2 = obj._northEast;\r\n\r\n\t\t\tif (!sw2 || !ne2) { return this; }\r\n\r\n\t\t} else {\r\n\t\t\treturn obj ? this.extend(toLatLng(obj) || toLatLngBounds(obj)) : this;\r\n\t\t}\r\n\r\n\t\tif (!sw && !ne) {\r\n\t\t\tthis._southWest = new LatLng(sw2.lat, sw2.lng);\r\n\t\t\tthis._northEast = new LatLng(ne2.lat, ne2.lng);\r\n\t\t} else {\r\n\t\t\tsw.lat = Math.min(sw2.lat, sw.lat);\r\n\t\t\tsw.lng = Math.min(sw2.lng, sw.lng);\r\n\t\t\tne.lat = Math.max(ne2.lat, ne.lat);\r\n\t\t\tne.lng = Math.max(ne2.lng, ne.lng);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method pad(bufferRatio: Number): LatLngBounds\r\n\t// Returns bounds created by extending or retracting the current bounds by a given ratio in each direction.\r\n\t// For example, a ratio of 0.5 extends the bounds by 50% in each direction.\r\n\t// Negative values will retract the bounds.\r\n\tpad: function (bufferRatio) {\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t heightBuffer = Math.abs(sw.lat - ne.lat) * bufferRatio,\r\n\t\t widthBuffer = Math.abs(sw.lng - ne.lng) * bufferRatio;\r\n\r\n\t\treturn new LatLngBounds(\r\n\t\t new LatLng(sw.lat - heightBuffer, sw.lng - widthBuffer),\r\n\t\t new LatLng(ne.lat + heightBuffer, ne.lng + widthBuffer));\r\n\t},\r\n\r\n\t// @method getCenter(): LatLng\r\n\t// Returns the center point of the bounds.\r\n\tgetCenter: function () {\r\n\t\treturn new LatLng(\r\n\t\t (this._southWest.lat + this._northEast.lat) / 2,\r\n\t\t (this._southWest.lng + this._northEast.lng) / 2);\r\n\t},\r\n\r\n\t// @method getSouthWest(): LatLng\r\n\t// Returns the south-west point of the bounds.\r\n\tgetSouthWest: function () {\r\n\t\treturn this._southWest;\r\n\t},\r\n\r\n\t// @method getNorthEast(): LatLng\r\n\t// Returns the north-east point of the bounds.\r\n\tgetNorthEast: function () {\r\n\t\treturn this._northEast;\r\n\t},\r\n\r\n\t// @method getNorthWest(): LatLng\r\n\t// Returns the north-west point of the bounds.\r\n\tgetNorthWest: function () {\r\n\t\treturn new LatLng(this.getNorth(), this.getWest());\r\n\t},\r\n\r\n\t// @method getSouthEast(): LatLng\r\n\t// Returns the south-east point of the bounds.\r\n\tgetSouthEast: function () {\r\n\t\treturn new LatLng(this.getSouth(), this.getEast());\r\n\t},\r\n\r\n\t// @method getWest(): Number\r\n\t// Returns the west longitude of the bounds\r\n\tgetWest: function () {\r\n\t\treturn this._southWest.lng;\r\n\t},\r\n\r\n\t// @method getSouth(): Number\r\n\t// Returns the south latitude of the bounds\r\n\tgetSouth: function () {\r\n\t\treturn this._southWest.lat;\r\n\t},\r\n\r\n\t// @method getEast(): Number\r\n\t// Returns the east longitude of the bounds\r\n\tgetEast: function () {\r\n\t\treturn this._northEast.lng;\r\n\t},\r\n\r\n\t// @method getNorth(): Number\r\n\t// Returns the north latitude of the bounds\r\n\tgetNorth: function () {\r\n\t\treturn this._northEast.lat;\r\n\t},\r\n\r\n\t// @method contains(otherBounds: LatLngBounds): Boolean\r\n\t// Returns `true` if the rectangle contains the given one.\r\n\r\n\t// @alternative\r\n\t// @method contains (latlng: LatLng): Boolean\r\n\t// Returns `true` if the rectangle contains the given point.\r\n\tcontains: function (obj) { // (LatLngBounds) or (LatLng) -> Boolean\r\n\t\tif (typeof obj[0] === 'number' || obj instanceof LatLng || 'lat' in obj) {\r\n\t\t\tobj = toLatLng(obj);\r\n\t\t} else {\r\n\t\t\tobj = toLatLngBounds(obj);\r\n\t\t}\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2, ne2;\r\n\r\n\t\tif (obj instanceof LatLngBounds) {\r\n\t\t\tsw2 = obj.getSouthWest();\r\n\t\t\tne2 = obj.getNorthEast();\r\n\t\t} else {\r\n\t\t\tsw2 = ne2 = obj;\r\n\t\t}\r\n\r\n\t\treturn (sw2.lat >= sw.lat) && (ne2.lat <= ne.lat) &&\r\n\t\t (sw2.lng >= sw.lng) && (ne2.lng <= ne.lng);\r\n\t},\r\n\r\n\t// @method intersects(otherBounds: LatLngBounds): Boolean\r\n\t// Returns `true` if the rectangle intersects the given bounds. Two bounds intersect if they have at least one point in common.\r\n\tintersects: function (bounds) {\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latIntersects = (ne2.lat >= sw.lat) && (sw2.lat <= ne.lat),\r\n\t\t lngIntersects = (ne2.lng >= sw.lng) && (sw2.lng <= ne.lng);\r\n\r\n\t\treturn latIntersects && lngIntersects;\r\n\t},\r\n\r\n\t// @method overlaps(otherBounds: Bounds): Boolean\r\n\t// Returns `true` if the rectangle overlaps the given bounds. Two bounds overlap if their intersection is an area.\r\n\toverlaps: function (bounds) {\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tvar sw = this._southWest,\r\n\t\t ne = this._northEast,\r\n\t\t sw2 = bounds.getSouthWest(),\r\n\t\t ne2 = bounds.getNorthEast(),\r\n\r\n\t\t latOverlaps = (ne2.lat > sw.lat) && (sw2.lat < ne.lat),\r\n\t\t lngOverlaps = (ne2.lng > sw.lng) && (sw2.lng < ne.lng);\r\n\r\n\t\treturn latOverlaps && lngOverlaps;\r\n\t},\r\n\r\n\t// @method toBBoxString(): String\r\n\t// Returns a string with bounding box coordinates in a 'southwest_lng,southwest_lat,northeast_lng,northeast_lat' format. Useful for sending requests to web services that return geo data.\r\n\ttoBBoxString: function () {\r\n\t\treturn [this.getWest(), this.getSouth(), this.getEast(), this.getNorth()].join(',');\r\n\t},\r\n\r\n\t// @method equals(otherBounds: LatLngBounds, maxMargin?: Number): Boolean\r\n\t// Returns `true` if the rectangle is equivalent (within a small margin of error) to the given bounds. The margin of error can be overridden by setting `maxMargin` to a small number.\r\n\tequals: function (bounds, maxMargin) {\r\n\t\tif (!bounds) { return false; }\r\n\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\treturn this._southWest.equals(bounds.getSouthWest(), maxMargin) &&\r\n\t\t this._northEast.equals(bounds.getNorthEast(), maxMargin);\r\n\t},\r\n\r\n\t// @method isValid(): Boolean\r\n\t// Returns `true` if the bounds are properly initialized.\r\n\tisValid: function () {\r\n\t\treturn !!(this._southWest && this._northEast);\r\n\t}\r\n};\r\n\r\n// TODO International date line?\r\n\r\n// @factory L.latLngBounds(corner1: LatLng, corner2: LatLng)\r\n// Creates a `LatLngBounds` object by defining two diagonally opposite corners of the rectangle.\r\n\r\n// @alternative\r\n// @factory L.latLngBounds(latlngs: LatLng[])\r\n// Creates a `LatLngBounds` object defined by the geographical points it contains. Very useful for zooming the map to fit a particular set of locations with [`fitBounds`](#map-fitbounds).\r\nfunction toLatLngBounds(a, b) {\r\n\tif (a instanceof LatLngBounds) {\r\n\t\treturn a;\r\n\t}\r\n\treturn new LatLngBounds(a, b);\r\n}\n\n/* @class LatLng\r\n * @aka L.LatLng\r\n *\r\n * Represents a geographical point with a certain latitude and longitude.\r\n *\r\n * @example\r\n *\r\n * ```\r\n * var latlng = L.latLng(50.5, 30.5);\r\n * ```\r\n *\r\n * All Leaflet methods that accept LatLng objects also accept them in a simple Array form and simple object form (unless noted otherwise), so these lines are equivalent:\r\n *\r\n * ```\r\n * map.panTo([50, 30]);\r\n * map.panTo({lon: 30, lat: 50});\r\n * map.panTo({lat: 50, lng: 30});\r\n * map.panTo(L.latLng(50, 30));\r\n * ```\r\n *\r\n * Note that `LatLng` does not inherit from Leaflet's `Class` object,\r\n * which means new classes can't inherit from it, and new methods\r\n * can't be added to it with the `include` function.\r\n */\r\n\r\nfunction LatLng(lat, lng, alt) {\r\n\tif (isNaN(lat) || isNaN(lng)) {\r\n\t\tthrow new Error('Invalid LatLng object: (' + lat + ', ' + lng + ')');\r\n\t}\r\n\r\n\t// @property lat: Number\r\n\t// Latitude in degrees\r\n\tthis.lat = +lat;\r\n\r\n\t// @property lng: Number\r\n\t// Longitude in degrees\r\n\tthis.lng = +lng;\r\n\r\n\t// @property alt: Number\r\n\t// Altitude in meters (optional)\r\n\tif (alt !== undefined) {\r\n\t\tthis.alt = +alt;\r\n\t}\r\n}\r\n\r\nLatLng.prototype = {\r\n\t// @method equals(otherLatLng: LatLng, maxMargin?: Number): Boolean\r\n\t// Returns `true` if the given `LatLng` point is at the same position (within a small margin of error). The margin of error can be overridden by setting `maxMargin` to a small number.\r\n\tequals: function (obj, maxMargin) {\r\n\t\tif (!obj) { return false; }\r\n\r\n\t\tobj = toLatLng(obj);\r\n\r\n\t\tvar margin = Math.max(\r\n\t\t Math.abs(this.lat - obj.lat),\r\n\t\t Math.abs(this.lng - obj.lng));\r\n\r\n\t\treturn margin <= (maxMargin === undefined ? 1.0E-9 : maxMargin);\r\n\t},\r\n\r\n\t// @method toString(): String\r\n\t// Returns a string representation of the point (for debugging purposes).\r\n\ttoString: function (precision) {\r\n\t\treturn 'LatLng(' +\r\n\t\t formatNum(this.lat, precision) + ', ' +\r\n\t\t formatNum(this.lng, precision) + ')';\r\n\t},\r\n\r\n\t// @method distanceTo(otherLatLng: LatLng): Number\r\n\t// Returns the distance (in meters) to the given `LatLng` calculated using the [Spherical Law of Cosines](https://en.wikipedia.org/wiki/Spherical_law_of_cosines).\r\n\tdistanceTo: function (other) {\r\n\t\treturn Earth.distance(this, toLatLng(other));\r\n\t},\r\n\r\n\t// @method wrap(): LatLng\r\n\t// Returns a new `LatLng` object with the longitude wrapped so it's always between -180 and +180 degrees.\r\n\twrap: function () {\r\n\t\treturn Earth.wrapLatLng(this);\r\n\t},\r\n\r\n\t// @method toBounds(sizeInMeters: Number): LatLngBounds\r\n\t// Returns a new `LatLngBounds` object in which each boundary is `sizeInMeters/2` meters apart from the `LatLng`.\r\n\ttoBounds: function (sizeInMeters) {\r\n\t\tvar latAccuracy = 180 * sizeInMeters / 40075017,\r\n\t\t lngAccuracy = latAccuracy / Math.cos((Math.PI / 180) * this.lat);\r\n\r\n\t\treturn toLatLngBounds(\r\n\t\t [this.lat - latAccuracy, this.lng - lngAccuracy],\r\n\t\t [this.lat + latAccuracy, this.lng + lngAccuracy]);\r\n\t},\r\n\r\n\tclone: function () {\r\n\t\treturn new LatLng(this.lat, this.lng, this.alt);\r\n\t}\r\n};\r\n\r\n\r\n\r\n// @factory L.latLng(latitude: Number, longitude: Number, altitude?: Number): LatLng\r\n// Creates an object representing a geographical point with the given latitude and longitude (and optionally altitude).\r\n\r\n// @alternative\r\n// @factory L.latLng(coords: Array): LatLng\r\n// Expects an array of the form `[Number, Number]` or `[Number, Number, Number]` instead.\r\n\r\n// @alternative\r\n// @factory L.latLng(coords: Object): LatLng\r\n// Expects an plain object of the form `{lat: Number, lng: Number}` or `{lat: Number, lng: Number, alt: Number}` instead.\r\n\r\nfunction toLatLng(a, b, c) {\r\n\tif (a instanceof LatLng) {\r\n\t\treturn a;\r\n\t}\r\n\tif (isArray(a) && typeof a[0] !== 'object') {\r\n\t\tif (a.length === 3) {\r\n\t\t\treturn new LatLng(a[0], a[1], a[2]);\r\n\t\t}\r\n\t\tif (a.length === 2) {\r\n\t\t\treturn new LatLng(a[0], a[1]);\r\n\t\t}\r\n\t\treturn null;\r\n\t}\r\n\tif (a === undefined || a === null) {\r\n\t\treturn a;\r\n\t}\r\n\tif (typeof a === 'object' && 'lat' in a) {\r\n\t\treturn new LatLng(a.lat, 'lng' in a ? a.lng : a.lon, a.alt);\r\n\t}\r\n\tif (b === undefined) {\r\n\t\treturn null;\r\n\t}\r\n\treturn new LatLng(a, b, c);\r\n}\n\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.Base\r\n * Object that defines coordinate reference systems for projecting\r\n * geographical points into pixel (screen) coordinates and back (and to\r\n * coordinates in other units for [WMS](https://en.wikipedia.org/wiki/Web_Map_Service) services). See\r\n * [spatial reference system](http://en.wikipedia.org/wiki/Coordinate_reference_system).\r\n *\r\n * Leaflet defines the most usual CRSs by default. If you want to use a\r\n * CRS not defined by default, take a look at the\r\n * [Proj4Leaflet](https://github.com/kartena/Proj4Leaflet) plugin.\r\n *\r\n * Note that the CRS instances do not inherit from Leafet's `Class` object,\r\n * and can't be instantiated. Also, new classes can't inherit from them,\r\n * and methods can't be added to them with the `include` function.\r\n */\r\n\r\nvar CRS = {\r\n\t// @method latLngToPoint(latlng: LatLng, zoom: Number): Point\r\n\t// Projects geographical coordinates into pixel coordinates for a given zoom.\r\n\tlatLngToPoint: function (latlng, zoom) {\r\n\t\tvar projectedPoint = this.projection.project(latlng),\r\n\t\t scale = this.scale(zoom);\r\n\r\n\t\treturn this.transformation._transform(projectedPoint, scale);\r\n\t},\r\n\r\n\t// @method pointToLatLng(point: Point, zoom: Number): LatLng\r\n\t// The inverse of `latLngToPoint`. Projects pixel coordinates on a given\r\n\t// zoom into geographical coordinates.\r\n\tpointToLatLng: function (point, zoom) {\r\n\t\tvar scale = this.scale(zoom),\r\n\t\t untransformedPoint = this.transformation.untransform(point, scale);\r\n\r\n\t\treturn this.projection.unproject(untransformedPoint);\r\n\t},\r\n\r\n\t// @method project(latlng: LatLng): Point\r\n\t// Projects geographical coordinates into coordinates in units accepted for\r\n\t// this CRS (e.g. meters for EPSG:3857, for passing it to WMS services).\r\n\tproject: function (latlng) {\r\n\t\treturn this.projection.project(latlng);\r\n\t},\r\n\r\n\t// @method unproject(point: Point): LatLng\r\n\t// Given a projected coordinate returns the corresponding LatLng.\r\n\t// The inverse of `project`.\r\n\tunproject: function (point) {\r\n\t\treturn this.projection.unproject(point);\r\n\t},\r\n\r\n\t// @method scale(zoom: Number): Number\r\n\t// Returns the scale used when transforming projected coordinates into\r\n\t// pixel coordinates for a particular zoom. For example, it returns\r\n\t// `256 * 2^zoom` for Mercator-based CRS.\r\n\tscale: function (zoom) {\r\n\t\treturn 256 * Math.pow(2, zoom);\r\n\t},\r\n\r\n\t// @method zoom(scale: Number): Number\r\n\t// Inverse of `scale()`, returns the zoom level corresponding to a scale\r\n\t// factor of `scale`.\r\n\tzoom: function (scale) {\r\n\t\treturn Math.log(scale / 256) / Math.LN2;\r\n\t},\r\n\r\n\t// @method getProjectedBounds(zoom: Number): Bounds\r\n\t// Returns the projection's bounds scaled and transformed for the provided `zoom`.\r\n\tgetProjectedBounds: function (zoom) {\r\n\t\tif (this.infinite) { return null; }\r\n\r\n\t\tvar b = this.projection.bounds,\r\n\t\t s = this.scale(zoom),\r\n\t\t min = this.transformation.transform(b.min, s),\r\n\t\t max = this.transformation.transform(b.max, s);\r\n\r\n\t\treturn new Bounds(min, max);\r\n\t},\r\n\r\n\t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n\t// Returns the distance between two geographical coordinates.\r\n\r\n\t// @property code: String\r\n\t// Standard code name of the CRS passed into WMS services (e.g. `'EPSG:3857'`)\r\n\t//\r\n\t// @property wrapLng: Number[]\r\n\t// An array of two numbers defining whether the longitude (horizontal) coordinate\r\n\t// axis wraps around a given range and how. Defaults to `[-180, 180]` in most\r\n\t// geographical CRSs. If `undefined`, the longitude axis does not wrap around.\r\n\t//\r\n\t// @property wrapLat: Number[]\r\n\t// Like `wrapLng`, but for the latitude (vertical) axis.\r\n\r\n\t// wrapLng: [min, max],\r\n\t// wrapLat: [min, max],\r\n\r\n\t// @property infinite: Boolean\r\n\t// If true, the coordinate space will be unbounded (infinite in both axes)\r\n\tinfinite: false,\r\n\r\n\t// @method wrapLatLng(latlng: LatLng): LatLng\r\n\t// Returns a `LatLng` where lat and lng has been wrapped according to the\r\n\t// CRS's `wrapLat` and `wrapLng` properties, if they are outside the CRS's bounds.\r\n\twrapLatLng: function (latlng) {\r\n\t\tvar lng = this.wrapLng ? wrapNum(latlng.lng, this.wrapLng, true) : latlng.lng,\r\n\t\t lat = this.wrapLat ? wrapNum(latlng.lat, this.wrapLat, true) : latlng.lat,\r\n\t\t alt = latlng.alt;\r\n\r\n\t\treturn new LatLng(lat, lng, alt);\r\n\t},\r\n\r\n\t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n\t// Returns a `LatLngBounds` with the same size as the given one, ensuring\r\n\t// that its center is within the CRS's bounds.\r\n\t// Only accepts actual `L.LatLngBounds` instances, not arrays.\r\n\twrapLatLngBounds: function (bounds) {\r\n\t\tvar center = bounds.getCenter(),\r\n\t\t newCenter = this.wrapLatLng(center),\r\n\t\t latShift = center.lat - newCenter.lat,\r\n\t\t lngShift = center.lng - newCenter.lng;\r\n\r\n\t\tif (latShift === 0 && lngShift === 0) {\r\n\t\t\treturn bounds;\r\n\t\t}\r\n\r\n\t\tvar sw = bounds.getSouthWest(),\r\n\t\t ne = bounds.getNorthEast(),\r\n\t\t newSw = new LatLng(sw.lat - latShift, sw.lng - lngShift),\r\n\t\t newNe = new LatLng(ne.lat - latShift, ne.lng - lngShift);\r\n\r\n\t\treturn new LatLngBounds(newSw, newNe);\r\n\t}\r\n};\n\n/*\n * @namespace CRS\n * @crs L.CRS.Earth\n *\n * Serves as the base for CRS that are global such that they cover the earth.\n * Can only be used as the base for other CRS and cannot be used directly,\n * since it does not have a `code`, `projection` or `transformation`. `distance()` returns\n * meters.\n */\n\nvar Earth = extend({}, CRS, {\n\twrapLng: [-180, 180],\n\n\t// Mean Earth Radius, as recommended for use by\n\t// the International Union of Geodesy and Geophysics,\n\t// see http://rosettacode.org/wiki/Haversine_formula\n\tR: 6371000,\n\n\t// distance between two geographical points using spherical law of cosines approximation\n\tdistance: function (latlng1, latlng2) {\n\t\tvar rad = Math.PI / 180,\n\t\t lat1 = latlng1.lat * rad,\n\t\t lat2 = latlng2.lat * rad,\n\t\t sinDLat = Math.sin((latlng2.lat - latlng1.lat) * rad / 2),\n\t\t sinDLon = Math.sin((latlng2.lng - latlng1.lng) * rad / 2),\n\t\t a = sinDLat * sinDLat + Math.cos(lat1) * Math.cos(lat2) * sinDLon * sinDLon,\n\t\t c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));\n\t\treturn this.R * c;\n\t}\n});\n\n/*\r\n * @namespace Projection\r\n * @projection L.Projection.SphericalMercator\r\n *\r\n * Spherical Mercator projection — the most common projection for online maps,\r\n * used by almost all free and commercial tile providers. Assumes that Earth is\r\n * a sphere. Used by the `EPSG:3857` CRS.\r\n */\r\n\r\nvar earthRadius = 6378137;\r\n\r\nvar SphericalMercator = {\r\n\r\n\tR: earthRadius,\r\n\tMAX_LATITUDE: 85.0511287798,\r\n\r\n\tproject: function (latlng) {\r\n\t\tvar d = Math.PI / 180,\r\n\t\t max = this.MAX_LATITUDE,\r\n\t\t lat = Math.max(Math.min(max, latlng.lat), -max),\r\n\t\t sin = Math.sin(lat * d);\r\n\r\n\t\treturn new Point(\r\n\t\t\tthis.R * latlng.lng * d,\r\n\t\t\tthis.R * Math.log((1 + sin) / (1 - sin)) / 2);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\tvar d = 180 / Math.PI;\r\n\r\n\t\treturn new LatLng(\r\n\t\t\t(2 * Math.atan(Math.exp(point.y / this.R)) - (Math.PI / 2)) * d,\r\n\t\t\tpoint.x * d / this.R);\r\n\t},\r\n\r\n\tbounds: (function () {\r\n\t\tvar d = earthRadius * Math.PI;\r\n\t\treturn new Bounds([-d, -d], [d, d]);\r\n\t})()\r\n};\n\n/*\r\n * @class Transformation\r\n * @aka L.Transformation\r\n *\r\n * Represents an affine transformation: a set of coefficients `a`, `b`, `c`, `d`\r\n * for transforming a point of a form `(x, y)` into `(a*x + b, c*y + d)` and doing\r\n * the reverse. Used by Leaflet in its projections code.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var transformation = L.transformation(2, 5, -1, 10),\r\n * \tp = L.point(1, 2),\r\n * \tp2 = transformation.transform(p), // L.point(7, 8)\r\n * \tp3 = transformation.untransform(p2); // L.point(1, 2)\r\n * ```\r\n */\r\n\r\n\r\n// factory new L.Transformation(a: Number, b: Number, c: Number, d: Number)\r\n// Creates a `Transformation` object with the given coefficients.\r\nfunction Transformation(a, b, c, d) {\r\n\tif (isArray(a)) {\r\n\t\t// use array properties\r\n\t\tthis._a = a[0];\r\n\t\tthis._b = a[1];\r\n\t\tthis._c = a[2];\r\n\t\tthis._d = a[3];\r\n\t\treturn;\r\n\t}\r\n\tthis._a = a;\r\n\tthis._b = b;\r\n\tthis._c = c;\r\n\tthis._d = d;\r\n}\r\n\r\nTransformation.prototype = {\r\n\t// @method transform(point: Point, scale?: Number): Point\r\n\t// Returns a transformed point, optionally multiplied by the given scale.\r\n\t// Only accepts actual `L.Point` instances, not arrays.\r\n\ttransform: function (point, scale) { // (Point, Number) -> Point\r\n\t\treturn this._transform(point.clone(), scale);\r\n\t},\r\n\r\n\t// destructive transform (faster)\r\n\t_transform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\tpoint.x = scale * (this._a * point.x + this._b);\r\n\t\tpoint.y = scale * (this._c * point.y + this._d);\r\n\t\treturn point;\r\n\t},\r\n\r\n\t// @method untransform(point: Point, scale?: Number): Point\r\n\t// Returns the reverse transformation of the given point, optionally divided\r\n\t// by the given scale. Only accepts actual `L.Point` instances, not arrays.\r\n\tuntransform: function (point, scale) {\r\n\t\tscale = scale || 1;\r\n\t\treturn new Point(\r\n\t\t (point.x / scale - this._b) / this._a,\r\n\t\t (point.y / scale - this._d) / this._c);\r\n\t}\r\n};\r\n\r\n// factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n\r\n// @factory L.transformation(a: Number, b: Number, c: Number, d: Number)\r\n// Instantiates a Transformation object with the given coefficients.\r\n\r\n// @alternative\r\n// @factory L.transformation(coefficients: Array): Transformation\r\n// Expects an coefficients array of the form\r\n// `[a: Number, b: Number, c: Number, d: Number]`.\r\n\r\nfunction toTransformation(a, b, c, d) {\r\n\treturn new Transformation(a, b, c, d);\r\n}\n\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3857\r\n *\r\n * The most common CRS for online maps, used by almost all free and commercial\r\n * tile providers. Uses Spherical Mercator projection. Set in by default in\r\n * Map's `crs` option.\r\n */\r\n\r\nvar EPSG3857 = extend({}, Earth, {\r\n\tcode: 'EPSG:3857',\r\n\tprojection: SphericalMercator,\r\n\r\n\ttransformation: (function () {\r\n\t\tvar scale = 0.5 / (Math.PI * SphericalMercator.R);\r\n\t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n\t}())\r\n});\r\n\r\nvar EPSG900913 = extend({}, EPSG3857, {\r\n\tcode: 'EPSG:900913'\r\n});\n\n// @namespace SVG; @section\n// There are several static functions which can be called without instantiating L.SVG:\n\n// @function create(name: String): SVGElement\n// Returns a instance of [SVGElement](https://developer.mozilla.org/docs/Web/API/SVGElement),\n// corresponding to the class name passed. For example, using 'line' will return\n// an instance of [SVGLineElement](https://developer.mozilla.org/docs/Web/API/SVGLineElement).\nfunction svgCreate(name) {\n\treturn document.createElementNS('http://www.w3.org/2000/svg', name);\n}\n\n// @function pointsToPath(rings: Point[], closed: Boolean): String\n// Generates a SVG path string for multiple rings, with each ring turning\n// into \"M..L..L..\" instructions\nfunction pointsToPath(rings, closed) {\n\tvar str = '',\n\ti, j, len, len2, points, p;\n\n\tfor (i = 0, len = rings.length; i < len; i++) {\n\t\tpoints = rings[i];\n\n\t\tfor (j = 0, len2 = points.length; j < len2; j++) {\n\t\t\tp = points[j];\n\t\t\tstr += (j ? 'L' : 'M') + p.x + ' ' + p.y;\n\t\t}\n\n\t\t// closes the ring for polygons; \"x\" is VML syntax\n\t\tstr += closed ? (svg ? 'z' : 'x') : '';\n\t}\n\n\t// SVG complains about empty path strings\n\treturn str || 'M0 0';\n}\n\n/*\r\n * @namespace Browser\r\n * @aka L.Browser\r\n *\r\n * A namespace with static properties for browser/feature detection used by Leaflet internally.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * if (L.Browser.ielt9) {\r\n * alert('Upgrade your browser, dude!');\r\n * }\r\n * ```\r\n */\r\n\r\nvar style$1 = document.documentElement.style;\r\n\r\n// @property ie: Boolean; `true` for all Internet Explorer versions (not Edge).\r\nvar ie = 'ActiveXObject' in window;\r\n\r\n// @property ielt9: Boolean; `true` for Internet Explorer versions less than 9.\r\nvar ielt9 = ie && !document.addEventListener;\r\n\r\n// @property edge: Boolean; `true` for the Edge web browser.\r\nvar edge = 'msLaunchUri' in navigator && !('documentMode' in document);\r\n\r\n// @property webkit: Boolean;\r\n// `true` for webkit-based browsers like Chrome and Safari (including mobile versions).\r\nvar webkit = userAgentContains('webkit');\r\n\r\n// @property android: Boolean\r\n// `true` for any browser running on an Android platform.\r\nvar android = userAgentContains('android');\r\n\r\n// @property android23: Boolean; `true` for browsers running on Android 2 or Android 3.\r\nvar android23 = userAgentContains('android 2') || userAgentContains('android 3');\r\n\r\n/* See https://stackoverflow.com/a/17961266 for details on detecting stock Android */\r\nvar webkitVer = parseInt(/WebKit\\/([0-9]+)|$/.exec(navigator.userAgent)[1], 10); // also matches AppleWebKit\r\n// @property androidStock: Boolean; `true` for the Android stock browser (i.e. not Chrome)\r\nvar androidStock = android && userAgentContains('Google') && webkitVer < 537 && !('AudioNode' in window);\r\n\r\n// @property opera: Boolean; `true` for the Opera browser\r\nvar opera = !!window.opera;\r\n\r\n// @property chrome: Boolean; `true` for the Chrome browser.\r\nvar chrome = userAgentContains('chrome');\r\n\r\n// @property gecko: Boolean; `true` for gecko-based browsers like Firefox.\r\nvar gecko = userAgentContains('gecko') && !webkit && !opera && !ie;\r\n\r\n// @property safari: Boolean; `true` for the Safari browser.\r\nvar safari = !chrome && userAgentContains('safari');\r\n\r\nvar phantom = userAgentContains('phantom');\r\n\r\n// @property opera12: Boolean\r\n// `true` for the Opera browser supporting CSS transforms (version 12 or later).\r\nvar opera12 = 'OTransition' in style$1;\r\n\r\n// @property win: Boolean; `true` when the browser is running in a Windows platform\r\nvar win = navigator.platform.indexOf('Win') === 0;\r\n\r\n// @property ie3d: Boolean; `true` for all Internet Explorer versions supporting CSS transforms.\r\nvar ie3d = ie && ('transition' in style$1);\r\n\r\n// @property webkit3d: Boolean; `true` for webkit-based browsers supporting CSS transforms.\r\nvar webkit3d = ('WebKitCSSMatrix' in window) && ('m11' in new window.WebKitCSSMatrix()) && !android23;\r\n\r\n// @property gecko3d: Boolean; `true` for gecko-based browsers supporting CSS transforms.\r\nvar gecko3d = 'MozPerspective' in style$1;\r\n\r\n// @property any3d: Boolean\r\n// `true` for all browsers supporting CSS transforms.\r\nvar any3d = !window.L_DISABLE_3D && (ie3d || webkit3d || gecko3d) && !opera12 && !phantom;\r\n\r\n// @property mobile: Boolean; `true` for all browsers running in a mobile device.\r\nvar mobile = typeof orientation !== 'undefined' || userAgentContains('mobile');\r\n\r\n// @property mobileWebkit: Boolean; `true` for all webkit-based browsers in a mobile device.\r\nvar mobileWebkit = mobile && webkit;\r\n\r\n// @property mobileWebkit3d: Boolean\r\n// `true` for all webkit-based browsers in a mobile device supporting CSS transforms.\r\nvar mobileWebkit3d = mobile && webkit3d;\r\n\r\n// @property msPointer: Boolean\r\n// `true` for browsers implementing the Microsoft touch events model (notably IE10).\r\nvar msPointer = !window.PointerEvent && window.MSPointerEvent;\r\n\r\n// @property pointer: Boolean\r\n// `true` for all browsers supporting [pointer events](https://msdn.microsoft.com/en-us/library/dn433244%28v=vs.85%29.aspx).\r\nvar pointer = !webkit && !!(window.PointerEvent || msPointer);\r\n\r\n// @property touch: Boolean\r\n// `true` for all browsers supporting [touch events](https://developer.mozilla.org/docs/Web/API/Touch_events).\r\n// This does not necessarily mean that the browser is running in a computer with\r\n// a touchscreen, it only means that the browser is capable of understanding\r\n// touch events.\r\nvar touch = !window.L_NO_TOUCH && (pointer || 'ontouchstart' in window ||\r\n\t\t(window.DocumentTouch && document instanceof window.DocumentTouch));\r\n\r\n// @property mobileOpera: Boolean; `true` for the Opera browser in a mobile device.\r\nvar mobileOpera = mobile && opera;\r\n\r\n// @property mobileGecko: Boolean\r\n// `true` for gecko-based browsers running in a mobile device.\r\nvar mobileGecko = mobile && gecko;\r\n\r\n// @property retina: Boolean\r\n// `true` for browsers on a high-resolution \"retina\" screen or on any screen when browser's display zoom is more than 100%.\r\nvar retina = (window.devicePixelRatio || (window.screen.deviceXDPI / window.screen.logicalXDPI)) > 1;\r\n\r\n// @property passiveEvents: Boolean\r\n// `true` for browsers that support passive events.\r\nvar passiveEvents = (function () {\r\n\tvar supportsPassiveOption = false;\r\n\ttry {\r\n\t\tvar opts = Object.defineProperty({}, 'passive', {\r\n\t\t\tget: function () {\r\n\t\t\t\tsupportsPassiveOption = true;\r\n\t\t\t}\r\n\t\t});\r\n\t\twindow.addEventListener('testPassiveEventSupport', falseFn, opts);\r\n\t\twindow.removeEventListener('testPassiveEventSupport', falseFn, opts);\r\n\t} catch (e) {\r\n\t\t// Errors can safely be ignored since this is only a browser support test.\r\n\t}\r\n\treturn supportsPassiveOption;\r\n});\r\n\r\n// @property canvas: Boolean\r\n// `true` when the browser supports [``](https://developer.mozilla.org/docs/Web/API/Canvas_API).\r\nvar canvas = (function () {\r\n\treturn !!document.createElement('canvas').getContext;\r\n}());\r\n\r\n// @property svg: Boolean\r\n// `true` when the browser supports [SVG](https://developer.mozilla.org/docs/Web/SVG).\r\nvar svg = !!(document.createElementNS && svgCreate('svg').createSVGRect);\r\n\r\n// @property vml: Boolean\r\n// `true` if the browser supports [VML](https://en.wikipedia.org/wiki/Vector_Markup_Language).\r\nvar vml = !svg && (function () {\r\n\ttry {\r\n\t\tvar div = document.createElement('div');\r\n\t\tdiv.innerHTML = '';\r\n\r\n\t\tvar shape = div.firstChild;\r\n\t\tshape.style.behavior = 'url(#default#VML)';\r\n\r\n\t\treturn shape && (typeof shape.adj === 'object');\r\n\r\n\t} catch (e) {\r\n\t\treturn false;\r\n\t}\r\n}());\r\n\r\n\r\nfunction userAgentContains(str) {\r\n\treturn navigator.userAgent.toLowerCase().indexOf(str) >= 0;\r\n}\r\n\n\nvar Browser = (Object.freeze || Object)({\n\tie: ie,\n\tielt9: ielt9,\n\tedge: edge,\n\twebkit: webkit,\n\tandroid: android,\n\tandroid23: android23,\n\tandroidStock: androidStock,\n\topera: opera,\n\tchrome: chrome,\n\tgecko: gecko,\n\tsafari: safari,\n\tphantom: phantom,\n\topera12: opera12,\n\twin: win,\n\tie3d: ie3d,\n\twebkit3d: webkit3d,\n\tgecko3d: gecko3d,\n\tany3d: any3d,\n\tmobile: mobile,\n\tmobileWebkit: mobileWebkit,\n\tmobileWebkit3d: mobileWebkit3d,\n\tmsPointer: msPointer,\n\tpointer: pointer,\n\ttouch: touch,\n\tmobileOpera: mobileOpera,\n\tmobileGecko: mobileGecko,\n\tretina: retina,\n\tpassiveEvents: passiveEvents,\n\tcanvas: canvas,\n\tsvg: svg,\n\tvml: vml\n});\n\n/*\n * Extends L.DomEvent to provide touch support for Internet Explorer and Windows-based devices.\n */\n\n\nvar POINTER_DOWN = msPointer ? 'MSPointerDown' : 'pointerdown';\nvar POINTER_MOVE = msPointer ? 'MSPointerMove' : 'pointermove';\nvar POINTER_UP = msPointer ? 'MSPointerUp' : 'pointerup';\nvar POINTER_CANCEL = msPointer ? 'MSPointerCancel' : 'pointercancel';\nvar TAG_WHITE_LIST = ['INPUT', 'SELECT', 'OPTION'];\n\nvar _pointers = {};\nvar _pointerDocListener = false;\n\n// DomEvent.DoubleTap needs to know about this\nvar _pointersCount = 0;\n\n// Provides a touch events wrapper for (ms)pointer events.\n// ref http://www.w3.org/TR/pointerevents/ https://www.w3.org/Bugs/Public/show_bug.cgi?id=22890\n\nfunction addPointerListener(obj, type, handler, id) {\n\tif (type === 'touchstart') {\n\t\t_addPointerStart(obj, handler, id);\n\n\t} else if (type === 'touchmove') {\n\t\t_addPointerMove(obj, handler, id);\n\n\t} else if (type === 'touchend') {\n\t\t_addPointerEnd(obj, handler, id);\n\t}\n\n\treturn this;\n}\n\nfunction removePointerListener(obj, type, id) {\n\tvar handler = obj['_leaflet_' + type + id];\n\n\tif (type === 'touchstart') {\n\t\tobj.removeEventListener(POINTER_DOWN, handler, false);\n\n\t} else if (type === 'touchmove') {\n\t\tobj.removeEventListener(POINTER_MOVE, handler, false);\n\n\t} else if (type === 'touchend') {\n\t\tobj.removeEventListener(POINTER_UP, handler, false);\n\t\tobj.removeEventListener(POINTER_CANCEL, handler, false);\n\t}\n\n\treturn this;\n}\n\nfunction _addPointerStart(obj, handler, id) {\n\tvar onDown = bind(function (e) {\n\t\tif (e.pointerType !== 'mouse' && e.MSPOINTER_TYPE_MOUSE && e.pointerType !== e.MSPOINTER_TYPE_MOUSE) {\n\t\t\t// In IE11, some touch events needs to fire for form controls, or\n\t\t\t// the controls will stop working. We keep a whitelist of tag names that\n\t\t\t// need these events. For other target tags, we prevent default on the event.\n\t\t\tif (TAG_WHITE_LIST.indexOf(e.target.tagName) < 0) {\n\t\t\t\tpreventDefault(e);\n\t\t\t} else {\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\n\t\t_handlePointer(e, handler);\n\t});\n\n\tobj['_leaflet_touchstart' + id] = onDown;\n\tobj.addEventListener(POINTER_DOWN, onDown, false);\n\n\t// need to keep track of what pointers and how many are active to provide e.touches emulation\n\tif (!_pointerDocListener) {\n\t\t// we listen documentElement as any drags that end by moving the touch off the screen get fired there\n\t\tdocument.documentElement.addEventListener(POINTER_DOWN, _globalPointerDown, true);\n\t\tdocument.documentElement.addEventListener(POINTER_MOVE, _globalPointerMove, true);\n\t\tdocument.documentElement.addEventListener(POINTER_UP, _globalPointerUp, true);\n\t\tdocument.documentElement.addEventListener(POINTER_CANCEL, _globalPointerUp, true);\n\n\t\t_pointerDocListener = true;\n\t}\n}\n\nfunction _globalPointerDown(e) {\n\t_pointers[e.pointerId] = e;\n\t_pointersCount++;\n}\n\nfunction _globalPointerMove(e) {\n\tif (_pointers[e.pointerId]) {\n\t\t_pointers[e.pointerId] = e;\n\t}\n}\n\nfunction _globalPointerUp(e) {\n\tdelete _pointers[e.pointerId];\n\t_pointersCount--;\n}\n\nfunction _handlePointer(e, handler) {\n\te.touches = [];\n\tfor (var i in _pointers) {\n\t\te.touches.push(_pointers[i]);\n\t}\n\te.changedTouches = [e];\n\n\thandler(e);\n}\n\nfunction _addPointerMove(obj, handler, id) {\n\tvar onMove = function (e) {\n\t\t// don't fire touch moves when mouse isn't down\n\t\tif ((e.pointerType === e.MSPOINTER_TYPE_MOUSE || e.pointerType === 'mouse') && e.buttons === 0) { return; }\n\n\t\t_handlePointer(e, handler);\n\t};\n\n\tobj['_leaflet_touchmove' + id] = onMove;\n\tobj.addEventListener(POINTER_MOVE, onMove, false);\n}\n\nfunction _addPointerEnd(obj, handler, id) {\n\tvar onUp = function (e) {\n\t\t_handlePointer(e, handler);\n\t};\n\n\tobj['_leaflet_touchend' + id] = onUp;\n\tobj.addEventListener(POINTER_UP, onUp, false);\n\tobj.addEventListener(POINTER_CANCEL, onUp, false);\n}\n\n/*\r\n * Extends the event handling code with double tap support for mobile browsers.\r\n */\r\n\r\nvar _touchstart = msPointer ? 'MSPointerDown' : pointer ? 'pointerdown' : 'touchstart';\r\nvar _touchend = msPointer ? 'MSPointerUp' : pointer ? 'pointerup' : 'touchend';\r\nvar _pre = '_leaflet_';\r\n\r\n// inspired by Zepto touch code by Thomas Fuchs\r\nfunction addDoubleTapListener(obj, handler, id) {\r\n\tvar last, touch$$1,\r\n\t doubleTap = false,\r\n\t delay = 250;\r\n\r\n\tfunction onTouchStart(e) {\r\n\t\tvar count;\r\n\r\n\t\tif (pointer) {\r\n\t\t\tif ((!edge) || e.pointerType === 'mouse') { return; }\r\n\t\t\tcount = _pointersCount;\r\n\t\t} else {\r\n\t\t\tcount = e.touches.length;\r\n\t\t}\r\n\r\n\t\tif (count > 1) { return; }\r\n\r\n\t\tvar now = Date.now(),\r\n\t\t delta = now - (last || now);\r\n\r\n\t\ttouch$$1 = e.touches ? e.touches[0] : e;\r\n\t\tdoubleTap = (delta > 0 && delta <= delay);\r\n\t\tlast = now;\r\n\t}\r\n\r\n\tfunction onTouchEnd(e) {\r\n\t\tif (doubleTap && !touch$$1.cancelBubble) {\r\n\t\t\tif (pointer) {\r\n\t\t\t\tif ((!edge) || e.pointerType === 'mouse') { return; }\r\n\t\t\t\t// work around .type being readonly with MSPointer* events\r\n\t\t\t\tvar newTouch = {},\r\n\t\t\t\t prop, i;\r\n\r\n\t\t\t\tfor (i in touch$$1) {\r\n\t\t\t\t\tprop = touch$$1[i];\r\n\t\t\t\t\tnewTouch[i] = prop && prop.bind ? prop.bind(touch$$1) : prop;\r\n\t\t\t\t}\r\n\t\t\t\ttouch$$1 = newTouch;\r\n\t\t\t}\r\n\t\t\ttouch$$1.type = 'dblclick';\r\n\t\t\ttouch$$1.button = 0;\r\n\t\t\thandler(touch$$1);\r\n\t\t\tlast = null;\r\n\t\t}\r\n\t}\r\n\r\n\tobj[_pre + _touchstart + id] = onTouchStart;\r\n\tobj[_pre + _touchend + id] = onTouchEnd;\r\n\tobj[_pre + 'dblclick' + id] = handler;\r\n\r\n\tobj.addEventListener(_touchstart, onTouchStart, passiveEvents ? {passive: false} : false);\r\n\tobj.addEventListener(_touchend, onTouchEnd, passiveEvents ? {passive: false} : false);\r\n\r\n\t// On some platforms (notably, chrome<55 on win10 + touchscreen + mouse),\r\n\t// the browser doesn't fire touchend/pointerup events but does fire\r\n\t// native dblclicks. See #4127.\r\n\t// Edge 14 also fires native dblclicks, but only for pointerType mouse, see #5180.\r\n\tobj.addEventListener('dblclick', handler, false);\r\n\r\n\treturn this;\r\n}\r\n\r\nfunction removeDoubleTapListener(obj, id) {\r\n\tvar touchstart = obj[_pre + _touchstart + id],\r\n\t touchend = obj[_pre + _touchend + id],\r\n\t dblclick = obj[_pre + 'dblclick' + id];\r\n\r\n\tobj.removeEventListener(_touchstart, touchstart, passiveEvents ? {passive: false} : false);\r\n\tobj.removeEventListener(_touchend, touchend, passiveEvents ? {passive: false} : false);\r\n\tif (!edge) {\r\n\t\tobj.removeEventListener('dblclick', dblclick, false);\r\n\t}\r\n\r\n\treturn this;\r\n}\n\n/*\r\n * @namespace DomUtil\r\n *\r\n * Utility functions to work with the [DOM](https://developer.mozilla.org/docs/Web/API/Document_Object_Model)\r\n * tree, used by Leaflet internally.\r\n *\r\n * Most functions expecting or returning a `HTMLElement` also work for\r\n * SVG elements. The only difference is that classes refer to CSS classes\r\n * in HTML and SVG classes in SVG.\r\n */\r\n\r\n\r\n// @property TRANSFORM: String\r\n// Vendor-prefixed transform style name (e.g. `'webkitTransform'` for WebKit).\r\nvar TRANSFORM = testProp(\r\n\t['transform', 'webkitTransform', 'OTransform', 'MozTransform', 'msTransform']);\r\n\r\n// webkitTransition comes first because some browser versions that drop vendor prefix don't do\r\n// the same for the transitionend event, in particular the Android 4.1 stock browser\r\n\r\n// @property TRANSITION: String\r\n// Vendor-prefixed transition style name.\r\nvar TRANSITION = testProp(\r\n\t['webkitTransition', 'transition', 'OTransition', 'MozTransition', 'msTransition']);\r\n\r\n// @property TRANSITION_END: String\r\n// Vendor-prefixed transitionend event name.\r\nvar TRANSITION_END =\r\n\tTRANSITION === 'webkitTransition' || TRANSITION === 'OTransition' ? TRANSITION + 'End' : 'transitionend';\r\n\r\n\r\n// @function get(id: String|HTMLElement): HTMLElement\r\n// Returns an element given its DOM id, or returns the element itself\r\n// if it was passed directly.\r\nfunction get(id) {\r\n\treturn typeof id === 'string' ? document.getElementById(id) : id;\r\n}\r\n\r\n// @function getStyle(el: HTMLElement, styleAttrib: String): String\r\n// Returns the value for a certain style attribute on an element,\r\n// including computed values or values set through CSS.\r\nfunction getStyle(el, style) {\r\n\tvar value = el.style[style] || (el.currentStyle && el.currentStyle[style]);\r\n\r\n\tif ((!value || value === 'auto') && document.defaultView) {\r\n\t\tvar css = document.defaultView.getComputedStyle(el, null);\r\n\t\tvalue = css ? css[style] : null;\r\n\t}\r\n\treturn value === 'auto' ? null : value;\r\n}\r\n\r\n// @function create(tagName: String, className?: String, container?: HTMLElement): HTMLElement\r\n// Creates an HTML element with `tagName`, sets its class to `className`, and optionally appends it to `container` element.\r\nfunction create$1(tagName, className, container) {\r\n\tvar el = document.createElement(tagName);\r\n\tel.className = className || '';\r\n\r\n\tif (container) {\r\n\t\tcontainer.appendChild(el);\r\n\t}\r\n\treturn el;\r\n}\r\n\r\n// @function remove(el: HTMLElement)\r\n// Removes `el` from its parent element\r\nfunction remove(el) {\r\n\tvar parent = el.parentNode;\r\n\tif (parent) {\r\n\t\tparent.removeChild(el);\r\n\t}\r\n}\r\n\r\n// @function empty(el: HTMLElement)\r\n// Removes all of `el`'s children elements from `el`\r\nfunction empty(el) {\r\n\twhile (el.firstChild) {\r\n\t\tel.removeChild(el.firstChild);\r\n\t}\r\n}\r\n\r\n// @function toFront(el: HTMLElement)\r\n// Makes `el` the last child of its parent, so it renders in front of the other children.\r\nfunction toFront(el) {\r\n\tvar parent = el.parentNode;\r\n\tif (parent && parent.lastChild !== el) {\r\n\t\tparent.appendChild(el);\r\n\t}\r\n}\r\n\r\n// @function toBack(el: HTMLElement)\r\n// Makes `el` the first child of its parent, so it renders behind the other children.\r\nfunction toBack(el) {\r\n\tvar parent = el.parentNode;\r\n\tif (parent && parent.firstChild !== el) {\r\n\t\tparent.insertBefore(el, parent.firstChild);\r\n\t}\r\n}\r\n\r\n// @function hasClass(el: HTMLElement, name: String): Boolean\r\n// Returns `true` if the element's class attribute contains `name`.\r\nfunction hasClass(el, name) {\r\n\tif (el.classList !== undefined) {\r\n\t\treturn el.classList.contains(name);\r\n\t}\r\n\tvar className = getClass(el);\r\n\treturn className.length > 0 && new RegExp('(^|\\\\s)' + name + '(\\\\s|$)').test(className);\r\n}\r\n\r\n// @function addClass(el: HTMLElement, name: String)\r\n// Adds `name` to the element's class attribute.\r\nfunction addClass(el, name) {\r\n\tif (el.classList !== undefined) {\r\n\t\tvar classes = splitWords(name);\r\n\t\tfor (var i = 0, len = classes.length; i < len; i++) {\r\n\t\t\tel.classList.add(classes[i]);\r\n\t\t}\r\n\t} else if (!hasClass(el, name)) {\r\n\t\tvar className = getClass(el);\r\n\t\tsetClass(el, (className ? className + ' ' : '') + name);\r\n\t}\r\n}\r\n\r\n// @function removeClass(el: HTMLElement, name: String)\r\n// Removes `name` from the element's class attribute.\r\nfunction removeClass(el, name) {\r\n\tif (el.classList !== undefined) {\r\n\t\tel.classList.remove(name);\r\n\t} else {\r\n\t\tsetClass(el, trim((' ' + getClass(el) + ' ').replace(' ' + name + ' ', ' ')));\r\n\t}\r\n}\r\n\r\n// @function setClass(el: HTMLElement, name: String)\r\n// Sets the element's class.\r\nfunction setClass(el, name) {\r\n\tif (el.className.baseVal === undefined) {\r\n\t\tel.className = name;\r\n\t} else {\r\n\t\t// in case of SVG element\r\n\t\tel.className.baseVal = name;\r\n\t}\r\n}\r\n\r\n// @function getClass(el: HTMLElement): String\r\n// Returns the element's class.\r\nfunction getClass(el) {\r\n\t// Check if the element is an SVGElementInstance and use the correspondingElement instead\r\n\t// (Required for linked SVG elements in IE11.)\r\n\tif (el.correspondingElement) {\r\n\t\tel = el.correspondingElement;\r\n\t}\r\n\treturn el.className.baseVal === undefined ? el.className : el.className.baseVal;\r\n}\r\n\r\n// @function setOpacity(el: HTMLElement, opacity: Number)\r\n// Set the opacity of an element (including old IE support).\r\n// `opacity` must be a number from `0` to `1`.\r\nfunction setOpacity(el, value) {\r\n\tif ('opacity' in el.style) {\r\n\t\tel.style.opacity = value;\r\n\t} else if ('filter' in el.style) {\r\n\t\t_setOpacityIE(el, value);\r\n\t}\r\n}\r\n\r\nfunction _setOpacityIE(el, value) {\r\n\tvar filter = false,\r\n\t filterName = 'DXImageTransform.Microsoft.Alpha';\r\n\r\n\t// filters collection throws an error if we try to retrieve a filter that doesn't exist\r\n\ttry {\r\n\t\tfilter = el.filters.item(filterName);\r\n\t} catch (e) {\r\n\t\t// don't set opacity to 1 if we haven't already set an opacity,\r\n\t\t// it isn't needed and breaks transparent pngs.\r\n\t\tif (value === 1) { return; }\r\n\t}\r\n\r\n\tvalue = Math.round(value * 100);\r\n\r\n\tif (filter) {\r\n\t\tfilter.Enabled = (value !== 100);\r\n\t\tfilter.Opacity = value;\r\n\t} else {\r\n\t\tel.style.filter += ' progid:' + filterName + '(opacity=' + value + ')';\r\n\t}\r\n}\r\n\r\n// @function testProp(props: String[]): String|false\r\n// Goes through the array of style names and returns the first name\r\n// that is a valid style name for an element. If no such name is found,\r\n// it returns false. Useful for vendor-prefixed styles like `transform`.\r\nfunction testProp(props) {\r\n\tvar style = document.documentElement.style;\r\n\r\n\tfor (var i = 0; i < props.length; i++) {\r\n\t\tif (props[i] in style) {\r\n\t\t\treturn props[i];\r\n\t\t}\r\n\t}\r\n\treturn false;\r\n}\r\n\r\n// @function setTransform(el: HTMLElement, offset: Point, scale?: Number)\r\n// Resets the 3D CSS transform of `el` so it is translated by `offset` pixels\r\n// and optionally scaled by `scale`. Does not have an effect if the\r\n// browser doesn't support 3D CSS transforms.\r\nfunction setTransform(el, offset, scale) {\r\n\tvar pos = offset || new Point(0, 0);\r\n\r\n\tel.style[TRANSFORM] =\r\n\t\t(ie3d ?\r\n\t\t\t'translate(' + pos.x + 'px,' + pos.y + 'px)' :\r\n\t\t\t'translate3d(' + pos.x + 'px,' + pos.y + 'px,0)') +\r\n\t\t(scale ? ' scale(' + scale + ')' : '');\r\n}\r\n\r\n// @function setPosition(el: HTMLElement, position: Point)\r\n// Sets the position of `el` to coordinates specified by `position`,\r\n// using CSS translate or top/left positioning depending on the browser\r\n// (used by Leaflet internally to position its layers).\r\nfunction setPosition(el, point) {\r\n\r\n\t/*eslint-disable */\r\n\tel._leaflet_pos = point;\r\n\t/* eslint-enable */\r\n\r\n\tif (any3d) {\r\n\t\tsetTransform(el, point);\r\n\t} else {\r\n\t\tel.style.left = point.x + 'px';\r\n\t\tel.style.top = point.y + 'px';\r\n\t}\r\n}\r\n\r\n// @function getPosition(el: HTMLElement): Point\r\n// Returns the coordinates of an element previously positioned with setPosition.\r\nfunction getPosition(el) {\r\n\t// this method is only used for elements previously positioned using setPosition,\r\n\t// so it's safe to cache the position for performance\r\n\r\n\treturn el._leaflet_pos || new Point(0, 0);\r\n}\r\n\r\n// @function disableTextSelection()\r\n// Prevents the user from generating `selectstart` DOM events, usually generated\r\n// when the user drags the mouse through a page with text. Used internally\r\n// by Leaflet to override the behaviour of any click-and-drag interaction on\r\n// the map. Affects drag interactions on the whole document.\r\n\r\n// @function enableTextSelection()\r\n// Cancels the effects of a previous [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection).\r\nvar disableTextSelection;\r\nvar enableTextSelection;\r\nvar _userSelect;\r\nif ('onselectstart' in document) {\r\n\tdisableTextSelection = function () {\r\n\t\ton(window, 'selectstart', preventDefault);\r\n\t};\r\n\tenableTextSelection = function () {\r\n\t\toff(window, 'selectstart', preventDefault);\r\n\t};\r\n} else {\r\n\tvar userSelectProperty = testProp(\r\n\t\t['userSelect', 'WebkitUserSelect', 'OUserSelect', 'MozUserSelect', 'msUserSelect']);\r\n\r\n\tdisableTextSelection = function () {\r\n\t\tif (userSelectProperty) {\r\n\t\t\tvar style = document.documentElement.style;\r\n\t\t\t_userSelect = style[userSelectProperty];\r\n\t\t\tstyle[userSelectProperty] = 'none';\r\n\t\t}\r\n\t};\r\n\tenableTextSelection = function () {\r\n\t\tif (userSelectProperty) {\r\n\t\t\tdocument.documentElement.style[userSelectProperty] = _userSelect;\r\n\t\t\t_userSelect = undefined;\r\n\t\t}\r\n\t};\r\n}\r\n\r\n// @function disableImageDrag()\r\n// As [`L.DomUtil.disableTextSelection`](#domutil-disabletextselection), but\r\n// for `dragstart` DOM events, usually generated when the user drags an image.\r\nfunction disableImageDrag() {\r\n\ton(window, 'dragstart', preventDefault);\r\n}\r\n\r\n// @function enableImageDrag()\r\n// Cancels the effects of a previous [`L.DomUtil.disableImageDrag`](#domutil-disabletextselection).\r\nfunction enableImageDrag() {\r\n\toff(window, 'dragstart', preventDefault);\r\n}\r\n\r\nvar _outlineElement;\nvar _outlineStyle;\r\n// @function preventOutline(el: HTMLElement)\r\n// Makes the [outline](https://developer.mozilla.org/docs/Web/CSS/outline)\r\n// of the element `el` invisible. Used internally by Leaflet to prevent\r\n// focusable elements from displaying an outline when the user performs a\r\n// drag interaction on them.\r\nfunction preventOutline(element) {\r\n\twhile (element.tabIndex === -1) {\r\n\t\telement = element.parentNode;\r\n\t}\r\n\tif (!element.style) { return; }\r\n\trestoreOutline();\r\n\t_outlineElement = element;\r\n\t_outlineStyle = element.style.outline;\r\n\telement.style.outline = 'none';\r\n\ton(window, 'keydown', restoreOutline);\r\n}\r\n\r\n// @function restoreOutline()\r\n// Cancels the effects of a previous [`L.DomUtil.preventOutline`]().\r\nfunction restoreOutline() {\r\n\tif (!_outlineElement) { return; }\r\n\t_outlineElement.style.outline = _outlineStyle;\r\n\t_outlineElement = undefined;\r\n\t_outlineStyle = undefined;\r\n\toff(window, 'keydown', restoreOutline);\r\n}\r\n\r\n// @function getSizedParentNode(el: HTMLElement): HTMLElement\r\n// Finds the closest parent node which size (width and height) is not null.\r\nfunction getSizedParentNode(element) {\r\n\tdo {\r\n\t\telement = element.parentNode;\r\n\t} while ((!element.offsetWidth || !element.offsetHeight) && element !== document.body);\r\n\treturn element;\r\n}\r\n\r\n// @function getScale(el: HTMLElement): Object\r\n// Computes the CSS scale currently applied on the element.\r\n// Returns an object with `x` and `y` members as horizontal and vertical scales respectively,\r\n// and `boundingClientRect` as the result of [`getBoundingClientRect()`](https://developer.mozilla.org/en-US/docs/Web/API/Element/getBoundingClientRect).\r\nfunction getScale(element) {\r\n\tvar rect = element.getBoundingClientRect(); // Read-only in old browsers.\r\n\r\n\treturn {\r\n\t\tx: rect.width / element.offsetWidth || 1,\r\n\t\ty: rect.height / element.offsetHeight || 1,\r\n\t\tboundingClientRect: rect\r\n\t};\r\n}\r\n\n\nvar DomUtil = (Object.freeze || Object)({\n\tTRANSFORM: TRANSFORM,\n\tTRANSITION: TRANSITION,\n\tTRANSITION_END: TRANSITION_END,\n\tget: get,\n\tgetStyle: getStyle,\n\tcreate: create$1,\n\tremove: remove,\n\tempty: empty,\n\ttoFront: toFront,\n\ttoBack: toBack,\n\thasClass: hasClass,\n\taddClass: addClass,\n\tremoveClass: removeClass,\n\tsetClass: setClass,\n\tgetClass: getClass,\n\tsetOpacity: setOpacity,\n\ttestProp: testProp,\n\tsetTransform: setTransform,\n\tsetPosition: setPosition,\n\tgetPosition: getPosition,\n\tdisableTextSelection: disableTextSelection,\n\tenableTextSelection: enableTextSelection,\n\tdisableImageDrag: disableImageDrag,\n\tenableImageDrag: enableImageDrag,\n\tpreventOutline: preventOutline,\n\trestoreOutline: restoreOutline,\n\tgetSizedParentNode: getSizedParentNode,\n\tgetScale: getScale\n});\n\n/*\r\n * @namespace DomEvent\r\n * Utility functions to work with the [DOM events](https://developer.mozilla.org/docs/Web/API/Event), used by Leaflet internally.\r\n */\r\n\r\n// Inspired by John Resig, Dean Edwards and YUI addEvent implementations.\r\n\r\n// @function on(el: HTMLElement, types: String, fn: Function, context?: Object): this\r\n// Adds a listener function (`fn`) to a particular DOM event type of the\r\n// element `el`. You can optionally specify the context of the listener\r\n// (object the `this` keyword will point to). You can also pass several\r\n// space-separated types (e.g. `'click dblclick'`).\r\n\r\n// @alternative\r\n// @function on(el: HTMLElement, eventMap: Object, context?: Object): this\r\n// Adds a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\nfunction on(obj, types, fn, context) {\r\n\r\n\tif (typeof types === 'object') {\r\n\t\tfor (var type in types) {\r\n\t\t\taddOne(obj, type, types[type], fn);\r\n\t\t}\r\n\t} else {\r\n\t\ttypes = splitWords(types);\r\n\r\n\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\taddOne(obj, types[i], fn, context);\r\n\t\t}\r\n\t}\r\n\r\n\treturn this;\r\n}\r\n\r\nvar eventsKey = '_leaflet_events';\r\n\r\n// @function off(el: HTMLElement, types: String, fn: Function, context?: Object): this\r\n// Removes a previously added listener function.\r\n// Note that if you passed a custom context to on, you must pass the same\r\n// context to `off` in order to remove the listener.\r\n\r\n// @alternative\r\n// @function off(el: HTMLElement, eventMap: Object, context?: Object): this\r\n// Removes a set of type/listener pairs, e.g. `{click: onClick, mousemove: onMouseMove}`\r\nfunction off(obj, types, fn, context) {\r\n\r\n\tif (typeof types === 'object') {\r\n\t\tfor (var type in types) {\r\n\t\t\tremoveOne(obj, type, types[type], fn);\r\n\t\t}\r\n\t} else if (types) {\r\n\t\ttypes = splitWords(types);\r\n\r\n\t\tfor (var i = 0, len = types.length; i < len; i++) {\r\n\t\t\tremoveOne(obj, types[i], fn, context);\r\n\t\t}\r\n\t} else {\r\n\t\tfor (var j in obj[eventsKey]) {\r\n\t\t\tremoveOne(obj, j, obj[eventsKey][j]);\r\n\t\t}\r\n\t\tdelete obj[eventsKey];\r\n\t}\r\n\r\n\treturn this;\r\n}\r\n\r\nfunction addOne(obj, type, fn, context) {\r\n\tvar id = type + stamp(fn) + (context ? '_' + stamp(context) : '');\r\n\r\n\tif (obj[eventsKey] && obj[eventsKey][id]) { return this; }\r\n\r\n\tvar handler = function (e) {\r\n\t\treturn fn.call(context || obj, e || window.event);\r\n\t};\r\n\r\n\tvar originalHandler = handler;\r\n\r\n\tif (pointer && type.indexOf('touch') === 0) {\r\n\t\t// Needs DomEvent.Pointer.js\r\n\t\taddPointerListener(obj, type, handler, id);\r\n\r\n\t} else if (touch && (type === 'dblclick') && addDoubleTapListener &&\r\n\t !(pointer && chrome)) {\r\n\t\t// Chrome >55 does not need the synthetic dblclicks from addDoubleTapListener\r\n\t\t// See #5180\r\n\t\taddDoubleTapListener(obj, handler, id);\r\n\r\n\t} else if ('addEventListener' in obj) {\r\n\r\n\t\tif (type === 'mousewheel') {\r\n\t\t\tobj.addEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, passiveEvents ? {passive: false} : false);\r\n\r\n\t\t} else if ((type === 'mouseenter') || (type === 'mouseleave')) {\r\n\t\t\thandler = function (e) {\r\n\t\t\t\te = e || window.event;\r\n\t\t\t\tif (isExternalTarget(obj, e)) {\r\n\t\t\t\t\toriginalHandler(e);\r\n\t\t\t\t}\r\n\t\t\t};\r\n\t\t\tobj.addEventListener(type === 'mouseenter' ? 'mouseover' : 'mouseout', handler, false);\r\n\r\n\t\t} else {\r\n\t\t\tif (type === 'click' && android) {\r\n\t\t\t\thandler = function (e) {\r\n\t\t\t\t\tfilterClick(e, originalHandler);\r\n\t\t\t\t};\r\n\t\t\t}\r\n\t\t\tobj.addEventListener(type, handler, false);\r\n\t\t}\r\n\r\n\t} else if ('attachEvent' in obj) {\r\n\t\tobj.attachEvent('on' + type, handler);\r\n\t}\r\n\r\n\tobj[eventsKey] = obj[eventsKey] || {};\r\n\tobj[eventsKey][id] = handler;\r\n}\r\n\r\nfunction removeOne(obj, type, fn, context) {\r\n\r\n\tvar id = type + stamp(fn) + (context ? '_' + stamp(context) : ''),\r\n\t handler = obj[eventsKey] && obj[eventsKey][id];\r\n\r\n\tif (!handler) { return this; }\r\n\r\n\tif (pointer && type.indexOf('touch') === 0) {\r\n\t\tremovePointerListener(obj, type, id);\r\n\r\n\t} else if (touch && (type === 'dblclick') && removeDoubleTapListener &&\r\n\t !(pointer && chrome)) {\r\n\t\tremoveDoubleTapListener(obj, id);\r\n\r\n\t} else if ('removeEventListener' in obj) {\r\n\r\n\t\tif (type === 'mousewheel') {\r\n\t\t\tobj.removeEventListener('onwheel' in obj ? 'wheel' : 'mousewheel', handler, passiveEvents ? {passive: false} : false);\r\n\r\n\t\t} else {\r\n\t\t\tobj.removeEventListener(\r\n\t\t\t\ttype === 'mouseenter' ? 'mouseover' :\r\n\t\t\t\ttype === 'mouseleave' ? 'mouseout' : type, handler, false);\r\n\t\t}\r\n\r\n\t} else if ('detachEvent' in obj) {\r\n\t\tobj.detachEvent('on' + type, handler);\r\n\t}\r\n\r\n\tobj[eventsKey][id] = null;\r\n}\r\n\r\n// @function stopPropagation(ev: DOMEvent): this\r\n// Stop the given event from propagation to parent elements. Used inside the listener functions:\r\n// ```js\r\n// L.DomEvent.on(div, 'click', function (ev) {\r\n// \tL.DomEvent.stopPropagation(ev);\r\n// });\r\n// ```\r\nfunction stopPropagation(e) {\r\n\r\n\tif (e.stopPropagation) {\r\n\t\te.stopPropagation();\r\n\t} else if (e.originalEvent) { // In case of Leaflet event.\r\n\t\te.originalEvent._stopped = true;\r\n\t} else {\r\n\t\te.cancelBubble = true;\r\n\t}\r\n\tskipped(e);\r\n\r\n\treturn this;\r\n}\r\n\r\n// @function disableScrollPropagation(el: HTMLElement): this\r\n// Adds `stopPropagation` to the element's `'mousewheel'` events (plus browser variants).\r\nfunction disableScrollPropagation(el) {\r\n\taddOne(el, 'mousewheel', stopPropagation);\r\n\treturn this;\r\n}\r\n\r\n// @function disableClickPropagation(el: HTMLElement): this\r\n// Adds `stopPropagation` to the element's `'click'`, `'doubleclick'`,\r\n// `'mousedown'` and `'touchstart'` events (plus browser variants).\r\nfunction disableClickPropagation(el) {\r\n\ton(el, 'mousedown touchstart dblclick', stopPropagation);\r\n\taddOne(el, 'click', fakeStop);\r\n\treturn this;\r\n}\r\n\r\n// @function preventDefault(ev: DOMEvent): this\r\n// Prevents the default action of the DOM Event `ev` from happening (such as\r\n// following a link in the href of the a element, or doing a POST request\r\n// with page reload when a `
` is submitted).\r\n// Use it inside listener functions.\r\nfunction preventDefault(e) {\r\n\tif (e.preventDefault) {\r\n\t\te.preventDefault();\r\n\t} else {\r\n\t\te.returnValue = false;\r\n\t}\r\n\treturn this;\r\n}\r\n\r\n// @function stop(ev: DOMEvent): this\r\n// Does `stopPropagation` and `preventDefault` at the same time.\r\nfunction stop(e) {\r\n\tpreventDefault(e);\r\n\tstopPropagation(e);\r\n\treturn this;\r\n}\r\n\r\n// @function getMousePosition(ev: DOMEvent, container?: HTMLElement): Point\r\n// Gets normalized mouse position from a DOM event relative to the\r\n// `container` (border excluded) or to the whole page if not specified.\r\nfunction getMousePosition(e, container) {\r\n\tif (!container) {\r\n\t\treturn new Point(e.clientX, e.clientY);\r\n\t}\r\n\r\n\tvar scale = getScale(container),\r\n\t offset = scale.boundingClientRect; // left and top values are in page scale (like the event clientX/Y)\r\n\r\n\treturn new Point(\r\n\t\t// offset.left/top values are in page scale (like clientX/Y),\r\n\t\t// whereas clientLeft/Top (border width) values are the original values (before CSS scale applies).\r\n\t\t(e.clientX - offset.left) / scale.x - container.clientLeft,\r\n\t\t(e.clientY - offset.top) / scale.y - container.clientTop\r\n\t);\r\n}\r\n\r\n// Chrome on Win scrolls double the pixels as in other platforms (see #4538),\r\n// and Firefox scrolls device pixels, not CSS pixels\r\nvar wheelPxFactor =\r\n\t(win && chrome) ? 2 * window.devicePixelRatio :\r\n\tgecko ? window.devicePixelRatio : 1;\r\n\r\n// @function getWheelDelta(ev: DOMEvent): Number\r\n// Gets normalized wheel delta from a mousewheel DOM event, in vertical\r\n// pixels scrolled (negative if scrolling down).\r\n// Events from pointing devices without precise scrolling are mapped to\r\n// a best guess of 60 pixels.\r\nfunction getWheelDelta(e) {\r\n\treturn (edge) ? e.wheelDeltaY / 2 : // Don't trust window-geometry-based delta\r\n\t (e.deltaY && e.deltaMode === 0) ? -e.deltaY / wheelPxFactor : // Pixels\r\n\t (e.deltaY && e.deltaMode === 1) ? -e.deltaY * 20 : // Lines\r\n\t (e.deltaY && e.deltaMode === 2) ? -e.deltaY * 60 : // Pages\r\n\t (e.deltaX || e.deltaZ) ? 0 :\t// Skip horizontal/depth wheel events\r\n\t e.wheelDelta ? (e.wheelDeltaY || e.wheelDelta) / 2 : // Legacy IE pixels\r\n\t (e.detail && Math.abs(e.detail) < 32765) ? -e.detail * 20 : // Legacy Moz lines\r\n\t e.detail ? e.detail / -32765 * 60 : // Legacy Moz pages\r\n\t 0;\r\n}\r\n\r\nvar skipEvents = {};\r\n\r\nfunction fakeStop(e) {\r\n\t// fakes stopPropagation by setting a special event flag, checked/reset with skipped(e)\r\n\tskipEvents[e.type] = true;\r\n}\r\n\r\nfunction skipped(e) {\r\n\tvar events = skipEvents[e.type];\r\n\t// reset when checking, as it's only used in map container and propagates outside of the map\r\n\tskipEvents[e.type] = false;\r\n\treturn events;\r\n}\r\n\r\n// check if element really left/entered the event target (for mouseenter/mouseleave)\r\nfunction isExternalTarget(el, e) {\r\n\r\n\tvar related = e.relatedTarget;\r\n\r\n\tif (!related) { return true; }\r\n\r\n\ttry {\r\n\t\twhile (related && (related !== el)) {\r\n\t\t\trelated = related.parentNode;\r\n\t\t}\r\n\t} catch (err) {\r\n\t\treturn false;\r\n\t}\r\n\treturn (related !== el);\r\n}\r\n\r\nvar lastClick;\r\n\r\n// this is a horrible workaround for a bug in Android where a single touch triggers two click events\r\nfunction filterClick(e, handler) {\r\n\tvar timeStamp = (e.timeStamp || (e.originalEvent && e.originalEvent.timeStamp)),\r\n\t elapsed = lastClick && (timeStamp - lastClick);\r\n\r\n\t// are they closer together than 500ms yet more than 100ms?\r\n\t// Android typically triggers them ~300ms apart while multiple listeners\r\n\t// on the same event should be triggered far faster;\r\n\t// or check if click is simulated on the element, and if it is, reject any non-simulated events\r\n\r\n\tif ((elapsed && elapsed > 100 && elapsed < 500) || (e.target._simulatedClick && !e._simulated)) {\r\n\t\tstop(e);\r\n\t\treturn;\r\n\t}\r\n\tlastClick = timeStamp;\r\n\r\n\thandler(e);\r\n}\r\n\r\n\r\n\n\nvar DomEvent = (Object.freeze || Object)({\n\ton: on,\n\toff: off,\n\tstopPropagation: stopPropagation,\n\tdisableScrollPropagation: disableScrollPropagation,\n\tdisableClickPropagation: disableClickPropagation,\n\tpreventDefault: preventDefault,\n\tstop: stop,\n\tgetMousePosition: getMousePosition,\n\tgetWheelDelta: getWheelDelta,\n\tfakeStop: fakeStop,\n\tskipped: skipped,\n\tisExternalTarget: isExternalTarget,\n\taddListener: on,\n\tremoveListener: off\n});\n\n/*\n * @class PosAnimation\n * @aka L.PosAnimation\n * @inherits Evented\n * Used internally for panning animations, utilizing CSS3 Transitions for modern browsers and a timer fallback for IE6-9.\n *\n * @example\n * ```js\n * var fx = new L.PosAnimation();\n * fx.run(el, [300, 500], 0.5);\n * ```\n *\n * @constructor L.PosAnimation()\n * Creates a `PosAnimation` object.\n *\n */\n\nvar PosAnimation = Evented.extend({\n\n\t// @method run(el: HTMLElement, newPos: Point, duration?: Number, easeLinearity?: Number)\n\t// Run an animation of a given element to a new position, optionally setting\n\t// duration in seconds (`0.25` by default) and easing linearity factor (3rd\n\t// argument of the [cubic bezier curve](http://cubic-bezier.com/#0,0,.5,1),\n\t// `0.5` by default).\n\trun: function (el, newPos, duration, easeLinearity) {\n\t\tthis.stop();\n\n\t\tthis._el = el;\n\t\tthis._inProgress = true;\n\t\tthis._duration = duration || 0.25;\n\t\tthis._easeOutPower = 1 / Math.max(easeLinearity || 0.5, 0.2);\n\n\t\tthis._startPos = getPosition(el);\n\t\tthis._offset = newPos.subtract(this._startPos);\n\t\tthis._startTime = +new Date();\n\n\t\t// @event start: Event\n\t\t// Fired when the animation starts\n\t\tthis.fire('start');\n\n\t\tthis._animate();\n\t},\n\n\t// @method stop()\n\t// Stops the animation (if currently running).\n\tstop: function () {\n\t\tif (!this._inProgress) { return; }\n\n\t\tthis._step(true);\n\t\tthis._complete();\n\t},\n\n\t_animate: function () {\n\t\t// animation loop\n\t\tthis._animId = requestAnimFrame(this._animate, this);\n\t\tthis._step();\n\t},\n\n\t_step: function (round) {\n\t\tvar elapsed = (+new Date()) - this._startTime,\n\t\t duration = this._duration * 1000;\n\n\t\tif (elapsed < duration) {\n\t\t\tthis._runFrame(this._easeOut(elapsed / duration), round);\n\t\t} else {\n\t\t\tthis._runFrame(1);\n\t\t\tthis._complete();\n\t\t}\n\t},\n\n\t_runFrame: function (progress, round) {\n\t\tvar pos = this._startPos.add(this._offset.multiplyBy(progress));\n\t\tif (round) {\n\t\t\tpos._round();\n\t\t}\n\t\tsetPosition(this._el, pos);\n\n\t\t// @event step: Event\n\t\t// Fired continuously during the animation.\n\t\tthis.fire('step');\n\t},\n\n\t_complete: function () {\n\t\tcancelAnimFrame(this._animId);\n\n\t\tthis._inProgress = false;\n\t\t// @event end: Event\n\t\t// Fired when the animation ends.\n\t\tthis.fire('end');\n\t},\n\n\t_easeOut: function (t) {\n\t\treturn 1 - Math.pow(1 - t, this._easeOutPower);\n\t}\n});\n\n/*\r\n * @class Map\r\n * @aka L.Map\r\n * @inherits Evented\r\n *\r\n * The central class of the API — it is used to create a map on a page and manipulate it.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * // initialize the map on the \"map\" div with a given center and zoom\r\n * var map = L.map('map', {\r\n * \tcenter: [51.505, -0.09],\r\n * \tzoom: 13\r\n * });\r\n * ```\r\n *\r\n */\r\n\r\nvar Map = Evented.extend({\r\n\r\n\toptions: {\r\n\t\t// @section Map State Options\r\n\t\t// @option crs: CRS = L.CRS.EPSG3857\r\n\t\t// The [Coordinate Reference System](#crs) to use. Don't change this if you're not\r\n\t\t// sure what it means.\r\n\t\tcrs: EPSG3857,\r\n\r\n\t\t// @option center: LatLng = undefined\r\n\t\t// Initial geographic center of the map\r\n\t\tcenter: undefined,\r\n\r\n\t\t// @option zoom: Number = undefined\r\n\t\t// Initial map zoom level\r\n\t\tzoom: undefined,\r\n\r\n\t\t// @option minZoom: Number = *\r\n\t\t// Minimum zoom level of the map.\r\n\t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n\t\t// the lowest of their `minZoom` options will be used instead.\r\n\t\tminZoom: undefined,\r\n\r\n\t\t// @option maxZoom: Number = *\r\n\t\t// Maximum zoom level of the map.\r\n\t\t// If not specified and at least one `GridLayer` or `TileLayer` is in the map,\r\n\t\t// the highest of their `maxZoom` options will be used instead.\r\n\t\tmaxZoom: undefined,\r\n\r\n\t\t// @option layers: Layer[] = []\r\n\t\t// Array of layers that will be added to the map initially\r\n\t\tlayers: [],\r\n\r\n\t\t// @option maxBounds: LatLngBounds = null\r\n\t\t// When this option is set, the map restricts the view to the given\r\n\t\t// geographical bounds, bouncing the user back if the user tries to pan\r\n\t\t// outside the view. To set the restriction dynamically, use\r\n\t\t// [`setMaxBounds`](#map-setmaxbounds) method.\r\n\t\tmaxBounds: undefined,\r\n\r\n\t\t// @option renderer: Renderer = *\r\n\t\t// The default method for drawing vector layers on the map. `L.SVG`\r\n\t\t// or `L.Canvas` by default depending on browser support.\r\n\t\trenderer: undefined,\r\n\r\n\r\n\t\t// @section Animation Options\r\n\t\t// @option zoomAnimation: Boolean = true\r\n\t\t// Whether the map zoom animation is enabled. By default it's enabled\r\n\t\t// in all browsers that support CSS3 Transitions except Android.\r\n\t\tzoomAnimation: true,\r\n\r\n\t\t// @option zoomAnimationThreshold: Number = 4\r\n\t\t// Won't animate zoom if the zoom difference exceeds this value.\r\n\t\tzoomAnimationThreshold: 4,\r\n\r\n\t\t// @option fadeAnimation: Boolean = true\r\n\t\t// Whether the tile fade animation is enabled. By default it's enabled\r\n\t\t// in all browsers that support CSS3 Transitions except Android.\r\n\t\tfadeAnimation: true,\r\n\r\n\t\t// @option markerZoomAnimation: Boolean = true\r\n\t\t// Whether markers animate their zoom with the zoom animation, if disabled\r\n\t\t// they will disappear for the length of the animation. By default it's\r\n\t\t// enabled in all browsers that support CSS3 Transitions except Android.\r\n\t\tmarkerZoomAnimation: true,\r\n\r\n\t\t// @option transform3DLimit: Number = 2^23\r\n\t\t// Defines the maximum size of a CSS translation transform. The default\r\n\t\t// value should not be changed unless a web browser positions layers in\r\n\t\t// the wrong place after doing a large `panBy`.\r\n\t\ttransform3DLimit: 8388608, // Precision limit of a 32-bit float\r\n\r\n\t\t// @section Interaction Options\r\n\t\t// @option zoomSnap: Number = 1\r\n\t\t// Forces the map's zoom level to always be a multiple of this, particularly\r\n\t\t// right after a [`fitBounds()`](#map-fitbounds) or a pinch-zoom.\r\n\t\t// By default, the zoom level snaps to the nearest integer; lower values\r\n\t\t// (e.g. `0.5` or `0.1`) allow for greater granularity. A value of `0`\r\n\t\t// means the zoom level will not be snapped after `fitBounds` or a pinch-zoom.\r\n\t\tzoomSnap: 1,\r\n\r\n\t\t// @option zoomDelta: Number = 1\r\n\t\t// Controls how much the map's zoom level will change after a\r\n\t\t// [`zoomIn()`](#map-zoomin), [`zoomOut()`](#map-zoomout), pressing `+`\r\n\t\t// or `-` on the keyboard, or using the [zoom controls](#control-zoom).\r\n\t\t// Values smaller than `1` (e.g. `0.5`) allow for greater granularity.\r\n\t\tzoomDelta: 1,\r\n\r\n\t\t// @option trackResize: Boolean = true\r\n\t\t// Whether the map automatically handles browser window resize to update itself.\r\n\t\ttrackResize: true\r\n\t},\r\n\r\n\tinitialize: function (id, options) { // (HTMLElement or String, Object)\r\n\t\toptions = setOptions(this, options);\r\n\r\n\t\t// Make sure to assign internal flags at the beginning,\r\n\t\t// to avoid inconsistent state in some edge cases.\r\n\t\tthis._handlers = [];\r\n\t\tthis._layers = {};\r\n\t\tthis._zoomBoundLayers = {};\r\n\t\tthis._sizeChanged = true;\r\n\r\n\t\tthis._initContainer(id);\r\n\t\tthis._initLayout();\r\n\r\n\t\t// hack for https://github.com/Leaflet/Leaflet/issues/1980\r\n\t\tthis._onResize = bind(this._onResize, this);\r\n\r\n\t\tthis._initEvents();\r\n\r\n\t\tif (options.maxBounds) {\r\n\t\t\tthis.setMaxBounds(options.maxBounds);\r\n\t\t}\r\n\r\n\t\tif (options.zoom !== undefined) {\r\n\t\t\tthis._zoom = this._limitZoom(options.zoom);\r\n\t\t}\r\n\r\n\t\tif (options.center && options.zoom !== undefined) {\r\n\t\t\tthis.setView(toLatLng(options.center), options.zoom, {reset: true});\r\n\t\t}\r\n\r\n\t\tthis.callInitHooks();\r\n\r\n\t\t// don't animate on browsers without hardware-accelerated transitions or old Android/Opera\r\n\t\tthis._zoomAnimated = TRANSITION && any3d && !mobileOpera &&\r\n\t\t\t\tthis.options.zoomAnimation;\r\n\r\n\t\t// zoom transitions run with the same duration for all layers, so if one of transitionend events\r\n\t\t// happens after starting zoom animation (propagating to the map pane), we know that it ended globally\r\n\t\tif (this._zoomAnimated) {\r\n\t\t\tthis._createAnimProxy();\r\n\t\t\ton(this._proxy, TRANSITION_END, this._catchTransitionEnd, this);\r\n\t\t}\r\n\r\n\t\tthis._addLayers(this.options.layers);\r\n\t},\r\n\r\n\r\n\t// @section Methods for modifying map state\r\n\r\n\t// @method setView(center: LatLng, zoom: Number, options?: Zoom/pan options): this\r\n\t// Sets the view of the map (geographical center and zoom) with the given\r\n\t// animation options.\r\n\tsetView: function (center, zoom, options) {\r\n\r\n\t\tzoom = zoom === undefined ? this._zoom : this._limitZoom(zoom);\r\n\t\tcenter = this._limitCenter(toLatLng(center), zoom, this.options.maxBounds);\r\n\t\toptions = options || {};\r\n\r\n\t\tthis._stop();\r\n\r\n\t\tif (this._loaded && !options.reset && options !== true) {\r\n\r\n\t\t\tif (options.animate !== undefined) {\r\n\t\t\t\toptions.zoom = extend({animate: options.animate}, options.zoom);\r\n\t\t\t\toptions.pan = extend({animate: options.animate, duration: options.duration}, options.pan);\r\n\t\t\t}\r\n\r\n\t\t\t// try animating pan or zoom\r\n\t\t\tvar moved = (this._zoom !== zoom) ?\r\n\t\t\t\tthis._tryAnimatedZoom && this._tryAnimatedZoom(center, zoom, options.zoom) :\r\n\t\t\t\tthis._tryAnimatedPan(center, options.pan);\r\n\r\n\t\t\tif (moved) {\r\n\t\t\t\t// prevent resize handler call, the view will refresh after animation anyway\r\n\t\t\t\tclearTimeout(this._sizeTimer);\r\n\t\t\t\treturn this;\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// animation didn't start, just reset the map view\r\n\t\tthis._resetView(center, zoom);\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method setZoom(zoom: Number, options?: Zoom/pan options): this\r\n\t// Sets the zoom of the map.\r\n\tsetZoom: function (zoom, options) {\r\n\t\tif (!this._loaded) {\r\n\t\t\tthis._zoom = zoom;\r\n\t\t\treturn this;\r\n\t\t}\r\n\t\treturn this.setView(this.getCenter(), zoom, {zoom: options});\r\n\t},\r\n\r\n\t// @method zoomIn(delta?: Number, options?: Zoom options): this\r\n\t// Increases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n\tzoomIn: function (delta, options) {\r\n\t\tdelta = delta || (any3d ? this.options.zoomDelta : 1);\r\n\t\treturn this.setZoom(this._zoom + delta, options);\r\n\t},\r\n\r\n\t// @method zoomOut(delta?: Number, options?: Zoom options): this\r\n\t// Decreases the zoom of the map by `delta` ([`zoomDelta`](#map-zoomdelta) by default).\r\n\tzoomOut: function (delta, options) {\r\n\t\tdelta = delta || (any3d ? this.options.zoomDelta : 1);\r\n\t\treturn this.setZoom(this._zoom - delta, options);\r\n\t},\r\n\r\n\t// @method setZoomAround(latlng: LatLng, zoom: Number, options: Zoom options): this\r\n\t// Zooms the map while keeping a specified geographical point on the map\r\n\t// stationary (e.g. used internally for scroll zoom and double-click zoom).\r\n\t// @alternative\r\n\t// @method setZoomAround(offset: Point, zoom: Number, options: Zoom options): this\r\n\t// Zooms the map while keeping a specified pixel on the map (relative to the top-left corner) stationary.\r\n\tsetZoomAround: function (latlng, zoom, options) {\r\n\t\tvar scale = this.getZoomScale(zoom),\r\n\t\t viewHalf = this.getSize().divideBy(2),\r\n\t\t containerPoint = latlng instanceof Point ? latlng : this.latLngToContainerPoint(latlng),\r\n\r\n\t\t centerOffset = containerPoint.subtract(viewHalf).multiplyBy(1 - 1 / scale),\r\n\t\t newCenter = this.containerPointToLatLng(viewHalf.add(centerOffset));\r\n\r\n\t\treturn this.setView(newCenter, zoom, {zoom: options});\r\n\t},\r\n\r\n\t_getBoundsCenterZoom: function (bounds, options) {\r\n\r\n\t\toptions = options || {};\r\n\t\tbounds = bounds.getBounds ? bounds.getBounds() : toLatLngBounds(bounds);\r\n\r\n\t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n\t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n\r\n\t\t zoom = this.getBoundsZoom(bounds, false, paddingTL.add(paddingBR));\r\n\r\n\t\tzoom = (typeof options.maxZoom === 'number') ? Math.min(options.maxZoom, zoom) : zoom;\r\n\r\n\t\tif (zoom === Infinity) {\r\n\t\t\treturn {\r\n\t\t\t\tcenter: bounds.getCenter(),\r\n\t\t\t\tzoom: zoom\r\n\t\t\t};\r\n\t\t}\r\n\r\n\t\tvar paddingOffset = paddingBR.subtract(paddingTL).divideBy(2),\r\n\r\n\t\t swPoint = this.project(bounds.getSouthWest(), zoom),\r\n\t\t nePoint = this.project(bounds.getNorthEast(), zoom),\r\n\t\t center = this.unproject(swPoint.add(nePoint).divideBy(2).add(paddingOffset), zoom);\r\n\r\n\t\treturn {\r\n\t\t\tcenter: center,\r\n\t\t\tzoom: zoom\r\n\t\t};\r\n\t},\r\n\r\n\t// @method fitBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n\t// Sets a map view that contains the given geographical bounds with the\r\n\t// maximum zoom level possible.\r\n\tfitBounds: function (bounds, options) {\r\n\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tif (!bounds.isValid()) {\r\n\t\t\tthrow new Error('Bounds are not valid.');\r\n\t\t}\r\n\r\n\t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n\t\treturn this.setView(target.center, target.zoom, options);\r\n\t},\r\n\r\n\t// @method fitWorld(options?: fitBounds options): this\r\n\t// Sets a map view that mostly contains the whole world with the maximum\r\n\t// zoom level possible.\r\n\tfitWorld: function (options) {\r\n\t\treturn this.fitBounds([[-90, -180], [90, 180]], options);\r\n\t},\r\n\r\n\t// @method panTo(latlng: LatLng, options?: Pan options): this\r\n\t// Pans the map to a given center.\r\n\tpanTo: function (center, options) { // (LatLng)\r\n\t\treturn this.setView(center, this._zoom, {pan: options});\r\n\t},\r\n\r\n\t// @method panBy(offset: Point, options?: Pan options): this\r\n\t// Pans the map by a given number of pixels (animated).\r\n\tpanBy: function (offset, options) {\r\n\t\toffset = toPoint(offset).round();\r\n\t\toptions = options || {};\r\n\r\n\t\tif (!offset.x && !offset.y) {\r\n\t\t\treturn this.fire('moveend');\r\n\t\t}\r\n\t\t// If we pan too far, Chrome gets issues with tiles\r\n\t\t// and makes them disappear or appear in the wrong place (slightly offset) #2602\r\n\t\tif (options.animate !== true && !this.getSize().contains(offset)) {\r\n\t\t\tthis._resetView(this.unproject(this.project(this.getCenter()).add(offset)), this.getZoom());\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tif (!this._panAnim) {\r\n\t\t\tthis._panAnim = new PosAnimation();\r\n\r\n\t\t\tthis._panAnim.on({\r\n\t\t\t\t'step': this._onPanTransitionStep,\r\n\t\t\t\t'end': this._onPanTransitionEnd\r\n\t\t\t}, this);\r\n\t\t}\r\n\r\n\t\t// don't fire movestart if animating inertia\r\n\t\tif (!options.noMoveStart) {\r\n\t\t\tthis.fire('movestart');\r\n\t\t}\r\n\r\n\t\t// animate pan unless animate: false specified\r\n\t\tif (options.animate !== false) {\r\n\t\t\taddClass(this._mapPane, 'leaflet-pan-anim');\r\n\r\n\t\t\tvar newPos = this._getMapPanePos().subtract(offset).round();\r\n\t\t\tthis._panAnim.run(this._mapPane, newPos, options.duration || 0.25, options.easeLinearity);\r\n\t\t} else {\r\n\t\t\tthis._rawPanBy(offset);\r\n\t\t\tthis.fire('move').fire('moveend');\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method flyTo(latlng: LatLng, zoom?: Number, options?: Zoom/pan options): this\r\n\t// Sets the view of the map (geographical center and zoom) performing a smooth\r\n\t// pan-zoom animation.\r\n\tflyTo: function (targetCenter, targetZoom, options) {\r\n\r\n\t\toptions = options || {};\r\n\t\tif (options.animate === false || !any3d) {\r\n\t\t\treturn this.setView(targetCenter, targetZoom, options);\r\n\t\t}\r\n\r\n\t\tthis._stop();\r\n\r\n\t\tvar from = this.project(this.getCenter()),\r\n\t\t to = this.project(targetCenter),\r\n\t\t size = this.getSize(),\r\n\t\t startZoom = this._zoom;\r\n\r\n\t\ttargetCenter = toLatLng(targetCenter);\r\n\t\ttargetZoom = targetZoom === undefined ? startZoom : targetZoom;\r\n\r\n\t\tvar w0 = Math.max(size.x, size.y),\r\n\t\t w1 = w0 * this.getZoomScale(startZoom, targetZoom),\r\n\t\t u1 = (to.distanceTo(from)) || 1,\r\n\t\t rho = 1.42,\r\n\t\t rho2 = rho * rho;\r\n\r\n\t\tfunction r(i) {\r\n\t\t\tvar s1 = i ? -1 : 1,\r\n\t\t\t s2 = i ? w1 : w0,\r\n\t\t\t t1 = w1 * w1 - w0 * w0 + s1 * rho2 * rho2 * u1 * u1,\r\n\t\t\t b1 = 2 * s2 * rho2 * u1,\r\n\t\t\t b = t1 / b1,\r\n\t\t\t sq = Math.sqrt(b * b + 1) - b;\r\n\r\n\t\t\t // workaround for floating point precision bug when sq = 0, log = -Infinite,\r\n\t\t\t // thus triggering an infinite loop in flyTo\r\n\t\t\t var log = sq < 0.000000001 ? -18 : Math.log(sq);\r\n\r\n\t\t\treturn log;\r\n\t\t}\r\n\r\n\t\tfunction sinh(n) { return (Math.exp(n) - Math.exp(-n)) / 2; }\r\n\t\tfunction cosh(n) { return (Math.exp(n) + Math.exp(-n)) / 2; }\r\n\t\tfunction tanh(n) { return sinh(n) / cosh(n); }\r\n\r\n\t\tvar r0 = r(0);\r\n\r\n\t\tfunction w(s) { return w0 * (cosh(r0) / cosh(r0 + rho * s)); }\r\n\t\tfunction u(s) { return w0 * (cosh(r0) * tanh(r0 + rho * s) - sinh(r0)) / rho2; }\r\n\r\n\t\tfunction easeOut(t) { return 1 - Math.pow(1 - t, 1.5); }\r\n\r\n\t\tvar start = Date.now(),\r\n\t\t S = (r(1) - r0) / rho,\r\n\t\t duration = options.duration ? 1000 * options.duration : 1000 * S * 0.8;\r\n\r\n\t\tfunction frame() {\r\n\t\t\tvar t = (Date.now() - start) / duration,\r\n\t\t\t s = easeOut(t) * S;\r\n\r\n\t\t\tif (t <= 1) {\r\n\t\t\t\tthis._flyToFrame = requestAnimFrame(frame, this);\r\n\r\n\t\t\t\tthis._move(\r\n\t\t\t\t\tthis.unproject(from.add(to.subtract(from).multiplyBy(u(s) / u1)), startZoom),\r\n\t\t\t\t\tthis.getScaleZoom(w0 / w(s), startZoom),\r\n\t\t\t\t\t{flyTo: true});\r\n\r\n\t\t\t} else {\r\n\t\t\t\tthis\r\n\t\t\t\t\t._move(targetCenter, targetZoom)\r\n\t\t\t\t\t._moveEnd(true);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tthis._moveStart(true, options.noMoveStart);\r\n\r\n\t\tframe.call(this);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method flyToBounds(bounds: LatLngBounds, options?: fitBounds options): this\r\n\t// Sets the view of the map with a smooth animation like [`flyTo`](#map-flyto),\r\n\t// but takes a bounds parameter like [`fitBounds`](#map-fitbounds).\r\n\tflyToBounds: function (bounds, options) {\r\n\t\tvar target = this._getBoundsCenterZoom(bounds, options);\r\n\t\treturn this.flyTo(target.center, target.zoom, options);\r\n\t},\r\n\r\n\t// @method setMaxBounds(bounds: Bounds): this\r\n\t// Restricts the map view to the given bounds (see the [maxBounds](#map-maxbounds) option).\r\n\tsetMaxBounds: function (bounds) {\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\r\n\t\tif (!bounds.isValid()) {\r\n\t\t\tthis.options.maxBounds = null;\r\n\t\t\treturn this.off('moveend', this._panInsideMaxBounds);\r\n\t\t} else if (this.options.maxBounds) {\r\n\t\t\tthis.off('moveend', this._panInsideMaxBounds);\r\n\t\t}\r\n\r\n\t\tthis.options.maxBounds = bounds;\r\n\r\n\t\tif (this._loaded) {\r\n\t\t\tthis._panInsideMaxBounds();\r\n\t\t}\r\n\r\n\t\treturn this.on('moveend', this._panInsideMaxBounds);\r\n\t},\r\n\r\n\t// @method setMinZoom(zoom: Number): this\r\n\t// Sets the lower limit for the available zoom levels (see the [minZoom](#map-minzoom) option).\r\n\tsetMinZoom: function (zoom) {\r\n\t\tvar oldZoom = this.options.minZoom;\r\n\t\tthis.options.minZoom = zoom;\r\n\r\n\t\tif (this._loaded && oldZoom !== zoom) {\r\n\t\t\tthis.fire('zoomlevelschange');\r\n\r\n\t\t\tif (this.getZoom() < this.options.minZoom) {\r\n\t\t\t\treturn this.setZoom(zoom);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method setMaxZoom(zoom: Number): this\r\n\t// Sets the upper limit for the available zoom levels (see the [maxZoom](#map-maxzoom) option).\r\n\tsetMaxZoom: function (zoom) {\r\n\t\tvar oldZoom = this.options.maxZoom;\r\n\t\tthis.options.maxZoom = zoom;\r\n\r\n\t\tif (this._loaded && oldZoom !== zoom) {\r\n\t\t\tthis.fire('zoomlevelschange');\r\n\r\n\t\t\tif (this.getZoom() > this.options.maxZoom) {\r\n\t\t\t\treturn this.setZoom(zoom);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method panInsideBounds(bounds: LatLngBounds, options?: Pan options): this\r\n\t// Pans the map to the closest view that would lie inside the given bounds (if it's not already), controlling the animation using the options specific, if any.\r\n\tpanInsideBounds: function (bounds, options) {\r\n\t\tthis._enforcingBounds = true;\r\n\t\tvar center = this.getCenter(),\r\n\t\t newCenter = this._limitCenter(center, this._zoom, toLatLngBounds(bounds));\r\n\r\n\t\tif (!center.equals(newCenter)) {\r\n\t\t\tthis.panTo(newCenter, options);\r\n\t\t}\r\n\r\n\t\tthis._enforcingBounds = false;\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method panInside(latlng: LatLng, options?: options): this\r\n\t// Pans the map the minimum amount to make the `latlng` visible. Use\r\n\t// `padding`, `paddingTopLeft` and `paddingTopRight` options to fit\r\n\t// the display to more restricted bounds, like [`fitBounds`](#map-fitbounds).\r\n\t// If `latlng` is already within the (optionally padded) display bounds,\r\n\t// the map will not be panned.\r\n\tpanInside: function (latlng, options) {\r\n\t\toptions = options || {};\r\n\r\n\t\tvar paddingTL = toPoint(options.paddingTopLeft || options.padding || [0, 0]),\r\n\t\t paddingBR = toPoint(options.paddingBottomRight || options.padding || [0, 0]),\r\n\t\t center = this.getCenter(),\r\n\t\t pixelCenter = this.project(center),\r\n\t\t pixelPoint = this.project(latlng),\r\n\t\t pixelBounds = this.getPixelBounds(),\r\n\t\t halfPixelBounds = pixelBounds.getSize().divideBy(2),\r\n\t\t paddedBounds = toBounds([pixelBounds.min.add(paddingTL), pixelBounds.max.subtract(paddingBR)]);\r\n\r\n\t\tif (!paddedBounds.contains(pixelPoint)) {\r\n\t\t\tthis._enforcingBounds = true;\r\n\t\t\tvar diff = pixelCenter.subtract(pixelPoint),\r\n\t\t\t newCenter = toPoint(pixelPoint.x + diff.x, pixelPoint.y + diff.y);\r\n\r\n\t\t\tif (pixelPoint.x < paddedBounds.min.x || pixelPoint.x > paddedBounds.max.x) {\r\n\t\t\t\tnewCenter.x = pixelCenter.x - diff.x;\r\n\t\t\t\tif (diff.x > 0) {\r\n\t\t\t\t\tnewCenter.x += halfPixelBounds.x - paddingTL.x;\r\n\t\t\t\t} else {\r\n\t\t\t\t\tnewCenter.x -= halfPixelBounds.x - paddingBR.x;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t\tif (pixelPoint.y < paddedBounds.min.y || pixelPoint.y > paddedBounds.max.y) {\r\n\t\t\t\tnewCenter.y = pixelCenter.y - diff.y;\r\n\t\t\t\tif (diff.y > 0) {\r\n\t\t\t\t\tnewCenter.y += halfPixelBounds.y - paddingTL.y;\r\n\t\t\t\t} else {\r\n\t\t\t\t\tnewCenter.y -= halfPixelBounds.y - paddingBR.y;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t\tthis.panTo(this.unproject(newCenter), options);\r\n\t\t\tthis._enforcingBounds = false;\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method invalidateSize(options: Zoom/pan options): this\r\n\t// Checks if the map container size changed and updates the map if so —\r\n\t// call it after you've changed the map size dynamically, also animating\r\n\t// pan by default. If `options.pan` is `false`, panning will not occur.\r\n\t// If `options.debounceMoveend` is `true`, it will delay `moveend` event so\r\n\t// that it doesn't happen often even if the method is called many\r\n\t// times in a row.\r\n\r\n\t// @alternative\r\n\t// @method invalidateSize(animate: Boolean): this\r\n\t// Checks if the map container size changed and updates the map if so —\r\n\t// call it after you've changed the map size dynamically, also animating\r\n\t// pan by default.\r\n\tinvalidateSize: function (options) {\r\n\t\tif (!this._loaded) { return this; }\r\n\r\n\t\toptions = extend({\r\n\t\t\tanimate: false,\r\n\t\t\tpan: true\r\n\t\t}, options === true ? {animate: true} : options);\r\n\r\n\t\tvar oldSize = this.getSize();\r\n\t\tthis._sizeChanged = true;\r\n\t\tthis._lastCenter = null;\r\n\r\n\t\tvar newSize = this.getSize(),\r\n\t\t oldCenter = oldSize.divideBy(2).round(),\r\n\t\t newCenter = newSize.divideBy(2).round(),\r\n\t\t offset = oldCenter.subtract(newCenter);\r\n\r\n\t\tif (!offset.x && !offset.y) { return this; }\r\n\r\n\t\tif (options.animate && options.pan) {\r\n\t\t\tthis.panBy(offset);\r\n\r\n\t\t} else {\r\n\t\t\tif (options.pan) {\r\n\t\t\t\tthis._rawPanBy(offset);\r\n\t\t\t}\r\n\r\n\t\t\tthis.fire('move');\r\n\r\n\t\t\tif (options.debounceMoveend) {\r\n\t\t\t\tclearTimeout(this._sizeTimer);\r\n\t\t\t\tthis._sizeTimer = setTimeout(bind(this.fire, this, 'moveend'), 200);\r\n\t\t\t} else {\r\n\t\t\t\tthis.fire('moveend');\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// @section Map state change events\r\n\t\t// @event resize: ResizeEvent\r\n\t\t// Fired when the map is resized.\r\n\t\treturn this.fire('resize', {\r\n\t\t\toldSize: oldSize,\r\n\t\t\tnewSize: newSize\r\n\t\t});\r\n\t},\r\n\r\n\t// @section Methods for modifying map state\r\n\t// @method stop(): this\r\n\t// Stops the currently running `panTo` or `flyTo` animation, if any.\r\n\tstop: function () {\r\n\t\tthis.setZoom(this._limitZoom(this._zoom));\r\n\t\tif (!this.options.zoomSnap) {\r\n\t\t\tthis.fire('viewreset');\r\n\t\t}\r\n\t\treturn this._stop();\r\n\t},\r\n\r\n\t// @section Geolocation methods\r\n\t// @method locate(options?: Locate options): this\r\n\t// Tries to locate the user using the Geolocation API, firing a [`locationfound`](#map-locationfound)\r\n\t// event with location data on success or a [`locationerror`](#map-locationerror) event on failure,\r\n\t// and optionally sets the map view to the user's location with respect to\r\n\t// detection accuracy (or to the world view if geolocation failed).\r\n\t// Note that, if your page doesn't use HTTPS, this method will fail in\r\n\t// modern browsers ([Chrome 50 and newer](https://sites.google.com/a/chromium.org/dev/Home/chromium-security/deprecating-powerful-features-on-insecure-origins))\r\n\t// See `Locate options` for more details.\r\n\tlocate: function (options) {\r\n\r\n\t\toptions = this._locateOptions = extend({\r\n\t\t\ttimeout: 10000,\r\n\t\t\twatch: false\r\n\t\t\t// setView: false\r\n\t\t\t// maxZoom: \r\n\t\t\t// maximumAge: 0\r\n\t\t\t// enableHighAccuracy: false\r\n\t\t}, options);\r\n\r\n\t\tif (!('geolocation' in navigator)) {\r\n\t\t\tthis._handleGeolocationError({\r\n\t\t\t\tcode: 0,\r\n\t\t\t\tmessage: 'Geolocation not supported.'\r\n\t\t\t});\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tvar onResponse = bind(this._handleGeolocationResponse, this),\r\n\t\t onError = bind(this._handleGeolocationError, this);\r\n\r\n\t\tif (options.watch) {\r\n\t\t\tthis._locationWatchId =\r\n\t\t\t navigator.geolocation.watchPosition(onResponse, onError, options);\r\n\t\t} else {\r\n\t\t\tnavigator.geolocation.getCurrentPosition(onResponse, onError, options);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method stopLocate(): this\r\n\t// Stops watching location previously initiated by `map.locate({watch: true})`\r\n\t// and aborts resetting the map view if map.locate was called with\r\n\t// `{setView: true}`.\r\n\tstopLocate: function () {\r\n\t\tif (navigator.geolocation && navigator.geolocation.clearWatch) {\r\n\t\t\tnavigator.geolocation.clearWatch(this._locationWatchId);\r\n\t\t}\r\n\t\tif (this._locateOptions) {\r\n\t\t\tthis._locateOptions.setView = false;\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_handleGeolocationError: function (error) {\r\n\t\tvar c = error.code,\r\n\t\t message = error.message ||\r\n\t\t (c === 1 ? 'permission denied' :\r\n\t\t (c === 2 ? 'position unavailable' : 'timeout'));\r\n\r\n\t\tif (this._locateOptions.setView && !this._loaded) {\r\n\t\t\tthis.fitWorld();\r\n\t\t}\r\n\r\n\t\t// @section Location events\r\n\t\t// @event locationerror: ErrorEvent\r\n\t\t// Fired when geolocation (using the [`locate`](#map-locate) method) failed.\r\n\t\tthis.fire('locationerror', {\r\n\t\t\tcode: c,\r\n\t\t\tmessage: 'Geolocation error: ' + message + '.'\r\n\t\t});\r\n\t},\r\n\r\n\t_handleGeolocationResponse: function (pos) {\r\n\t\tvar lat = pos.coords.latitude,\r\n\t\t lng = pos.coords.longitude,\r\n\t\t latlng = new LatLng(lat, lng),\r\n\t\t bounds = latlng.toBounds(pos.coords.accuracy * 2),\r\n\t\t options = this._locateOptions;\r\n\r\n\t\tif (options.setView) {\r\n\t\t\tvar zoom = this.getBoundsZoom(bounds);\r\n\t\t\tthis.setView(latlng, options.maxZoom ? Math.min(zoom, options.maxZoom) : zoom);\r\n\t\t}\r\n\r\n\t\tvar data = {\r\n\t\t\tlatlng: latlng,\r\n\t\t\tbounds: bounds,\r\n\t\t\ttimestamp: pos.timestamp\r\n\t\t};\r\n\r\n\t\tfor (var i in pos.coords) {\r\n\t\t\tif (typeof pos.coords[i] === 'number') {\r\n\t\t\t\tdata[i] = pos.coords[i];\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// @event locationfound: LocationEvent\r\n\t\t// Fired when geolocation (using the [`locate`](#map-locate) method)\r\n\t\t// went successfully.\r\n\t\tthis.fire('locationfound', data);\r\n\t},\r\n\r\n\t// TODO Appropriate docs section?\r\n\t// @section Other Methods\r\n\t// @method addHandler(name: String, HandlerClass: Function): this\r\n\t// Adds a new `Handler` to the map, given its name and constructor function.\r\n\taddHandler: function (name, HandlerClass) {\r\n\t\tif (!HandlerClass) { return this; }\r\n\r\n\t\tvar handler = this[name] = new HandlerClass(this);\r\n\r\n\t\tthis._handlers.push(handler);\r\n\r\n\t\tif (this.options[name]) {\r\n\t\t\thandler.enable();\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method remove(): this\r\n\t// Destroys the map and clears all related event listeners.\r\n\tremove: function () {\r\n\r\n\t\tthis._initEvents(true);\r\n\r\n\t\tif (this._containerId !== this._container._leaflet_id) {\r\n\t\t\tthrow new Error('Map container is being reused by another instance');\r\n\t\t}\r\n\r\n\t\ttry {\r\n\t\t\t// throws error in IE6-8\r\n\t\t\tdelete this._container._leaflet_id;\r\n\t\t\tdelete this._containerId;\r\n\t\t} catch (e) {\r\n\t\t\t/*eslint-disable */\r\n\t\t\tthis._container._leaflet_id = undefined;\r\n\t\t\t/* eslint-enable */\r\n\t\t\tthis._containerId = undefined;\r\n\t\t}\r\n\r\n\t\tif (this._locationWatchId !== undefined) {\r\n\t\t\tthis.stopLocate();\r\n\t\t}\r\n\r\n\t\tthis._stop();\r\n\r\n\t\tremove(this._mapPane);\r\n\r\n\t\tif (this._clearControlPos) {\r\n\t\t\tthis._clearControlPos();\r\n\t\t}\r\n\t\tif (this._resizeRequest) {\r\n\t\t\tcancelAnimFrame(this._resizeRequest);\r\n\t\t\tthis._resizeRequest = null;\r\n\t\t}\r\n\r\n\t\tthis._clearHandlers();\r\n\r\n\t\tif (this._loaded) {\r\n\t\t\t// @section Map state change events\r\n\t\t\t// @event unload: Event\r\n\t\t\t// Fired when the map is destroyed with [remove](#map-remove) method.\r\n\t\t\tthis.fire('unload');\r\n\t\t}\r\n\r\n\t\tvar i;\r\n\t\tfor (i in this._layers) {\r\n\t\t\tthis._layers[i].remove();\r\n\t\t}\r\n\t\tfor (i in this._panes) {\r\n\t\t\tremove(this._panes[i]);\r\n\t\t}\r\n\r\n\t\tthis._layers = [];\r\n\t\tthis._panes = [];\r\n\t\tdelete this._mapPane;\r\n\t\tdelete this._renderer;\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @section Other Methods\r\n\t// @method createPane(name: String, container?: HTMLElement): HTMLElement\r\n\t// Creates a new [map pane](#map-pane) with the given name if it doesn't exist already,\r\n\t// then returns it. The pane is created as a child of `container`, or\r\n\t// as a child of the main map pane if not set.\r\n\tcreatePane: function (name, container) {\r\n\t\tvar className = 'leaflet-pane' + (name ? ' leaflet-' + name.replace('Pane', '') + '-pane' : ''),\r\n\t\t pane = create$1('div', className, container || this._mapPane);\r\n\r\n\t\tif (name) {\r\n\t\t\tthis._panes[name] = pane;\r\n\t\t}\r\n\t\treturn pane;\r\n\t},\r\n\r\n\t// @section Methods for Getting Map State\r\n\r\n\t// @method getCenter(): LatLng\r\n\t// Returns the geographical center of the map view\r\n\tgetCenter: function () {\r\n\t\tthis._checkIfLoaded();\r\n\r\n\t\tif (this._lastCenter && !this._moved()) {\r\n\t\t\treturn this._lastCenter;\r\n\t\t}\r\n\t\treturn this.layerPointToLatLng(this._getCenterLayerPoint());\r\n\t},\r\n\r\n\t// @method getZoom(): Number\r\n\t// Returns the current zoom level of the map view\r\n\tgetZoom: function () {\r\n\t\treturn this._zoom;\r\n\t},\r\n\r\n\t// @method getBounds(): LatLngBounds\r\n\t// Returns the geographical bounds visible in the current map view\r\n\tgetBounds: function () {\r\n\t\tvar bounds = this.getPixelBounds(),\r\n\t\t sw = this.unproject(bounds.getBottomLeft()),\r\n\t\t ne = this.unproject(bounds.getTopRight());\r\n\r\n\t\treturn new LatLngBounds(sw, ne);\r\n\t},\r\n\r\n\t// @method getMinZoom(): Number\r\n\t// Returns the minimum zoom level of the map (if set in the `minZoom` option of the map or of any layers), or `0` by default.\r\n\tgetMinZoom: function () {\r\n\t\treturn this.options.minZoom === undefined ? this._layersMinZoom || 0 : this.options.minZoom;\r\n\t},\r\n\r\n\t// @method getMaxZoom(): Number\r\n\t// Returns the maximum zoom level of the map (if set in the `maxZoom` option of the map or of any layers).\r\n\tgetMaxZoom: function () {\r\n\t\treturn this.options.maxZoom === undefined ?\r\n\t\t\t(this._layersMaxZoom === undefined ? Infinity : this._layersMaxZoom) :\r\n\t\t\tthis.options.maxZoom;\r\n\t},\r\n\r\n\t// @method getBoundsZoom(bounds: LatLngBounds, inside?: Boolean, padding?: Point): Number\r\n\t// Returns the maximum zoom level on which the given bounds fit to the map\r\n\t// view in its entirety. If `inside` (optional) is set to `true`, the method\r\n\t// instead returns the minimum zoom level on which the map view fits into\r\n\t// the given bounds in its entirety.\r\n\tgetBoundsZoom: function (bounds, inside, padding) { // (LatLngBounds[, Boolean, Point]) -> Number\r\n\t\tbounds = toLatLngBounds(bounds);\r\n\t\tpadding = toPoint(padding || [0, 0]);\r\n\r\n\t\tvar zoom = this.getZoom() || 0,\r\n\t\t min = this.getMinZoom(),\r\n\t\t max = this.getMaxZoom(),\r\n\t\t nw = bounds.getNorthWest(),\r\n\t\t se = bounds.getSouthEast(),\r\n\t\t size = this.getSize().subtract(padding),\r\n\t\t boundsSize = toBounds(this.project(se, zoom), this.project(nw, zoom)).getSize(),\r\n\t\t snap = any3d ? this.options.zoomSnap : 1,\r\n\t\t scalex = size.x / boundsSize.x,\r\n\t\t scaley = size.y / boundsSize.y,\r\n\t\t scale = inside ? Math.max(scalex, scaley) : Math.min(scalex, scaley);\r\n\r\n\t\tzoom = this.getScaleZoom(scale, zoom);\r\n\r\n\t\tif (snap) {\r\n\t\t\tzoom = Math.round(zoom / (snap / 100)) * (snap / 100); // don't jump if within 1% of a snap level\r\n\t\t\tzoom = inside ? Math.ceil(zoom / snap) * snap : Math.floor(zoom / snap) * snap;\r\n\t\t}\r\n\r\n\t\treturn Math.max(min, Math.min(max, zoom));\r\n\t},\r\n\r\n\t// @method getSize(): Point\r\n\t// Returns the current size of the map container (in pixels).\r\n\tgetSize: function () {\r\n\t\tif (!this._size || this._sizeChanged) {\r\n\t\t\tthis._size = new Point(\r\n\t\t\t\tthis._container.clientWidth || 0,\r\n\t\t\t\tthis._container.clientHeight || 0);\r\n\r\n\t\t\tthis._sizeChanged = false;\r\n\t\t}\r\n\t\treturn this._size.clone();\r\n\t},\r\n\r\n\t// @method getPixelBounds(): Bounds\r\n\t// Returns the bounds of the current map view in projected pixel\r\n\t// coordinates (sometimes useful in layer and overlay implementations).\r\n\tgetPixelBounds: function (center, zoom) {\r\n\t\tvar topLeftPoint = this._getTopLeftPoint(center, zoom);\r\n\t\treturn new Bounds(topLeftPoint, topLeftPoint.add(this.getSize()));\r\n\t},\r\n\r\n\t// TODO: Check semantics - isn't the pixel origin the 0,0 coord relative to\r\n\t// the map pane? \"left point of the map layer\" can be confusing, specially\r\n\t// since there can be negative offsets.\r\n\t// @method getPixelOrigin(): Point\r\n\t// Returns the projected pixel coordinates of the top left point of\r\n\t// the map layer (useful in custom layer and overlay implementations).\r\n\tgetPixelOrigin: function () {\r\n\t\tthis._checkIfLoaded();\r\n\t\treturn this._pixelOrigin;\r\n\t},\r\n\r\n\t// @method getPixelWorldBounds(zoom?: Number): Bounds\r\n\t// Returns the world's bounds in pixel coordinates for zoom level `zoom`.\r\n\t// If `zoom` is omitted, the map's current zoom level is used.\r\n\tgetPixelWorldBounds: function (zoom) {\r\n\t\treturn this.options.crs.getProjectedBounds(zoom === undefined ? this.getZoom() : zoom);\r\n\t},\r\n\r\n\t// @section Other Methods\r\n\r\n\t// @method getPane(pane: String|HTMLElement): HTMLElement\r\n\t// Returns a [map pane](#map-pane), given its name or its HTML element (its identity).\r\n\tgetPane: function (pane) {\r\n\t\treturn typeof pane === 'string' ? this._panes[pane] : pane;\r\n\t},\r\n\r\n\t// @method getPanes(): Object\r\n\t// Returns a plain object containing the names of all [panes](#map-pane) as keys and\r\n\t// the panes as values.\r\n\tgetPanes: function () {\r\n\t\treturn this._panes;\r\n\t},\r\n\r\n\t// @method getContainer: HTMLElement\r\n\t// Returns the HTML element that contains the map.\r\n\tgetContainer: function () {\r\n\t\treturn this._container;\r\n\t},\r\n\r\n\r\n\t// @section Conversion Methods\r\n\r\n\t// @method getZoomScale(toZoom: Number, fromZoom: Number): Number\r\n\t// Returns the scale factor to be applied to a map transition from zoom level\r\n\t// `fromZoom` to `toZoom`. Used internally to help with zoom animations.\r\n\tgetZoomScale: function (toZoom, fromZoom) {\r\n\t\t// TODO replace with universal implementation after refactoring projections\r\n\t\tvar crs = this.options.crs;\r\n\t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n\t\treturn crs.scale(toZoom) / crs.scale(fromZoom);\r\n\t},\r\n\r\n\t// @method getScaleZoom(scale: Number, fromZoom: Number): Number\r\n\t// Returns the zoom level that the map would end up at, if it is at `fromZoom`\r\n\t// level and everything is scaled by a factor of `scale`. Inverse of\r\n\t// [`getZoomScale`](#map-getZoomScale).\r\n\tgetScaleZoom: function (scale, fromZoom) {\r\n\t\tvar crs = this.options.crs;\r\n\t\tfromZoom = fromZoom === undefined ? this._zoom : fromZoom;\r\n\t\tvar zoom = crs.zoom(scale * crs.scale(fromZoom));\r\n\t\treturn isNaN(zoom) ? Infinity : zoom;\r\n\t},\r\n\r\n\t// @method project(latlng: LatLng, zoom: Number): Point\r\n\t// Projects a geographical coordinate `LatLng` according to the projection\r\n\t// of the map's CRS, then scales it according to `zoom` and the CRS's\r\n\t// `Transformation`. The result is pixel coordinate relative to\r\n\t// the CRS origin.\r\n\tproject: function (latlng, zoom) {\r\n\t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n\t\treturn this.options.crs.latLngToPoint(toLatLng(latlng), zoom);\r\n\t},\r\n\r\n\t// @method unproject(point: Point, zoom: Number): LatLng\r\n\t// Inverse of [`project`](#map-project).\r\n\tunproject: function (point, zoom) {\r\n\t\tzoom = zoom === undefined ? this._zoom : zoom;\r\n\t\treturn this.options.crs.pointToLatLng(toPoint(point), zoom);\r\n\t},\r\n\r\n\t// @method layerPointToLatLng(point: Point): LatLng\r\n\t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n\t// returns the corresponding geographical coordinate (for the current zoom level).\r\n\tlayerPointToLatLng: function (point) {\r\n\t\tvar projectedPoint = toPoint(point).add(this.getPixelOrigin());\r\n\t\treturn this.unproject(projectedPoint);\r\n\t},\r\n\r\n\t// @method latLngToLayerPoint(latlng: LatLng): Point\r\n\t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n\t// relative to the [origin pixel](#map-getpixelorigin).\r\n\tlatLngToLayerPoint: function (latlng) {\r\n\t\tvar projectedPoint = this.project(toLatLng(latlng))._round();\r\n\t\treturn projectedPoint._subtract(this.getPixelOrigin());\r\n\t},\r\n\r\n\t// @method wrapLatLng(latlng: LatLng): LatLng\r\n\t// Returns a `LatLng` where `lat` and `lng` has been wrapped according to the\r\n\t// map's CRS's `wrapLat` and `wrapLng` properties, if they are outside the\r\n\t// CRS's bounds.\r\n\t// By default this means longitude is wrapped around the dateline so its\r\n\t// value is between -180 and +180 degrees.\r\n\twrapLatLng: function (latlng) {\r\n\t\treturn this.options.crs.wrapLatLng(toLatLng(latlng));\r\n\t},\r\n\r\n\t// @method wrapLatLngBounds(bounds: LatLngBounds): LatLngBounds\r\n\t// Returns a `LatLngBounds` with the same size as the given one, ensuring that\r\n\t// its center is within the CRS's bounds.\r\n\t// By default this means the center longitude is wrapped around the dateline so its\r\n\t// value is between -180 and +180 degrees, and the majority of the bounds\r\n\t// overlaps the CRS's bounds.\r\n\twrapLatLngBounds: function (latlng) {\r\n\t\treturn this.options.crs.wrapLatLngBounds(toLatLngBounds(latlng));\r\n\t},\r\n\r\n\t// @method distance(latlng1: LatLng, latlng2: LatLng): Number\r\n\t// Returns the distance between two geographical coordinates according to\r\n\t// the map's CRS. By default this measures distance in meters.\r\n\tdistance: function (latlng1, latlng2) {\r\n\t\treturn this.options.crs.distance(toLatLng(latlng1), toLatLng(latlng2));\r\n\t},\r\n\r\n\t// @method containerPointToLayerPoint(point: Point): Point\r\n\t// Given a pixel coordinate relative to the map container, returns the corresponding\r\n\t// pixel coordinate relative to the [origin pixel](#map-getpixelorigin).\r\n\tcontainerPointToLayerPoint: function (point) { // (Point)\r\n\t\treturn toPoint(point).subtract(this._getMapPanePos());\r\n\t},\r\n\r\n\t// @method layerPointToContainerPoint(point: Point): Point\r\n\t// Given a pixel coordinate relative to the [origin pixel](#map-getpixelorigin),\r\n\t// returns the corresponding pixel coordinate relative to the map container.\r\n\tlayerPointToContainerPoint: function (point) { // (Point)\r\n\t\treturn toPoint(point).add(this._getMapPanePos());\r\n\t},\r\n\r\n\t// @method containerPointToLatLng(point: Point): LatLng\r\n\t// Given a pixel coordinate relative to the map container, returns\r\n\t// the corresponding geographical coordinate (for the current zoom level).\r\n\tcontainerPointToLatLng: function (point) {\r\n\t\tvar layerPoint = this.containerPointToLayerPoint(toPoint(point));\r\n\t\treturn this.layerPointToLatLng(layerPoint);\r\n\t},\r\n\r\n\t// @method latLngToContainerPoint(latlng: LatLng): Point\r\n\t// Given a geographical coordinate, returns the corresponding pixel coordinate\r\n\t// relative to the map container.\r\n\tlatLngToContainerPoint: function (latlng) {\r\n\t\treturn this.layerPointToContainerPoint(this.latLngToLayerPoint(toLatLng(latlng)));\r\n\t},\r\n\r\n\t// @method mouseEventToContainerPoint(ev: MouseEvent): Point\r\n\t// Given a MouseEvent object, returns the pixel coordinate relative to the\r\n\t// map container where the event took place.\r\n\tmouseEventToContainerPoint: function (e) {\r\n\t\treturn getMousePosition(e, this._container);\r\n\t},\r\n\r\n\t// @method mouseEventToLayerPoint(ev: MouseEvent): Point\r\n\t// Given a MouseEvent object, returns the pixel coordinate relative to\r\n\t// the [origin pixel](#map-getpixelorigin) where the event took place.\r\n\tmouseEventToLayerPoint: function (e) {\r\n\t\treturn this.containerPointToLayerPoint(this.mouseEventToContainerPoint(e));\r\n\t},\r\n\r\n\t// @method mouseEventToLatLng(ev: MouseEvent): LatLng\r\n\t// Given a MouseEvent object, returns geographical coordinate where the\r\n\t// event took place.\r\n\tmouseEventToLatLng: function (e) { // (MouseEvent)\r\n\t\treturn this.layerPointToLatLng(this.mouseEventToLayerPoint(e));\r\n\t},\r\n\r\n\r\n\t// map initialization methods\r\n\r\n\t_initContainer: function (id) {\r\n\t\tvar container = this._container = get(id);\r\n\r\n\t\tif (!container) {\r\n\t\t\tthrow new Error('Map container not found.');\r\n\t\t} else if (container._leaflet_id) {\r\n\t\t\tthrow new Error('Map container is already initialized.');\r\n\t\t}\r\n\r\n\t\ton(container, 'scroll', this._onScroll, this);\r\n\t\tthis._containerId = stamp(container);\r\n\t},\r\n\r\n\t_initLayout: function () {\r\n\t\tvar container = this._container;\r\n\r\n\t\tthis._fadeAnimated = this.options.fadeAnimation && any3d;\r\n\r\n\t\taddClass(container, 'leaflet-container' +\r\n\t\t\t(touch ? ' leaflet-touch' : '') +\r\n\t\t\t(retina ? ' leaflet-retina' : '') +\r\n\t\t\t(ielt9 ? ' leaflet-oldie' : '') +\r\n\t\t\t(safari ? ' leaflet-safari' : '') +\r\n\t\t\t(this._fadeAnimated ? ' leaflet-fade-anim' : ''));\r\n\r\n\t\tvar position = getStyle(container, 'position');\r\n\r\n\t\tif (position !== 'absolute' && position !== 'relative' && position !== 'fixed') {\r\n\t\t\tcontainer.style.position = 'relative';\r\n\t\t}\r\n\r\n\t\tthis._initPanes();\r\n\r\n\t\tif (this._initControlPos) {\r\n\t\t\tthis._initControlPos();\r\n\t\t}\r\n\t},\r\n\r\n\t_initPanes: function () {\r\n\t\tvar panes = this._panes = {};\r\n\t\tthis._paneRenderers = {};\r\n\r\n\t\t// @section\r\n\t\t//\r\n\t\t// Panes are DOM elements used to control the ordering of layers on the map. You\r\n\t\t// can access panes with [`map.getPane`](#map-getpane) or\r\n\t\t// [`map.getPanes`](#map-getpanes) methods. New panes can be created with the\r\n\t\t// [`map.createPane`](#map-createpane) method.\r\n\t\t//\r\n\t\t// Every map has the following default panes that differ only in zIndex.\r\n\t\t//\r\n\t\t// @pane mapPane: HTMLElement = 'auto'\r\n\t\t// Pane that contains all other map panes\r\n\r\n\t\tthis._mapPane = this.createPane('mapPane', this._container);\r\n\t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n\t\t// @pane tilePane: HTMLElement = 200\r\n\t\t// Pane for `GridLayer`s and `TileLayer`s\r\n\t\tthis.createPane('tilePane');\r\n\t\t// @pane overlayPane: HTMLElement = 400\r\n\t\t// Pane for vectors (`Path`s, like `Polyline`s and `Polygon`s), `ImageOverlay`s and `VideoOverlay`s\r\n\t\tthis.createPane('shadowPane');\r\n\t\t// @pane shadowPane: HTMLElement = 500\r\n\t\t// Pane for overlay shadows (e.g. `Marker` shadows)\r\n\t\tthis.createPane('overlayPane');\r\n\t\t// @pane markerPane: HTMLElement = 600\r\n\t\t// Pane for `Icon`s of `Marker`s\r\n\t\tthis.createPane('markerPane');\r\n\t\t// @pane tooltipPane: HTMLElement = 650\r\n\t\t// Pane for `Tooltip`s.\r\n\t\tthis.createPane('tooltipPane');\r\n\t\t// @pane popupPane: HTMLElement = 700\r\n\t\t// Pane for `Popup`s.\r\n\t\tthis.createPane('popupPane');\r\n\r\n\t\tif (!this.options.markerZoomAnimation) {\r\n\t\t\taddClass(panes.markerPane, 'leaflet-zoom-hide');\r\n\t\t\taddClass(panes.shadowPane, 'leaflet-zoom-hide');\r\n\t\t}\r\n\t},\r\n\r\n\r\n\t// private methods that modify map state\r\n\r\n\t// @section Map state change events\r\n\t_resetView: function (center, zoom) {\r\n\t\tsetPosition(this._mapPane, new Point(0, 0));\r\n\r\n\t\tvar loading = !this._loaded;\r\n\t\tthis._loaded = true;\r\n\t\tzoom = this._limitZoom(zoom);\r\n\r\n\t\tthis.fire('viewprereset');\r\n\r\n\t\tvar zoomChanged = this._zoom !== zoom;\r\n\t\tthis\r\n\t\t\t._moveStart(zoomChanged, false)\r\n\t\t\t._move(center, zoom)\r\n\t\t\t._moveEnd(zoomChanged);\r\n\r\n\t\t// @event viewreset: Event\r\n\t\t// Fired when the map needs to redraw its content (this usually happens\r\n\t\t// on map zoom or load). Very useful for creating custom overlays.\r\n\t\tthis.fire('viewreset');\r\n\r\n\t\t// @event load: Event\r\n\t\t// Fired when the map is initialized (when its center and zoom are set\r\n\t\t// for the first time).\r\n\t\tif (loading) {\r\n\t\t\tthis.fire('load');\r\n\t\t}\r\n\t},\r\n\r\n\t_moveStart: function (zoomChanged, noMoveStart) {\r\n\t\t// @event zoomstart: Event\r\n\t\t// Fired when the map zoom is about to change (e.g. before zoom animation).\r\n\t\t// @event movestart: Event\r\n\t\t// Fired when the view of the map starts changing (e.g. user starts dragging the map).\r\n\t\tif (zoomChanged) {\r\n\t\t\tthis.fire('zoomstart');\r\n\t\t}\r\n\t\tif (!noMoveStart) {\r\n\t\t\tthis.fire('movestart');\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_move: function (center, zoom, data) {\r\n\t\tif (zoom === undefined) {\r\n\t\t\tzoom = this._zoom;\r\n\t\t}\r\n\t\tvar zoomChanged = this._zoom !== zoom;\r\n\r\n\t\tthis._zoom = zoom;\r\n\t\tthis._lastCenter = center;\r\n\t\tthis._pixelOrigin = this._getNewPixelOrigin(center);\r\n\r\n\t\t// @event zoom: Event\r\n\t\t// Fired repeatedly during any change in zoom level, including zoom\r\n\t\t// and fly animations.\r\n\t\tif (zoomChanged || (data && data.pinch)) {\t// Always fire 'zoom' if pinching because #3530\r\n\t\t\tthis.fire('zoom', data);\r\n\t\t}\r\n\r\n\t\t// @event move: Event\r\n\t\t// Fired repeatedly during any movement of the map, including pan and\r\n\t\t// fly animations.\r\n\t\treturn this.fire('move', data);\r\n\t},\r\n\r\n\t_moveEnd: function (zoomChanged) {\r\n\t\t// @event zoomend: Event\r\n\t\t// Fired when the map has changed, after any animations.\r\n\t\tif (zoomChanged) {\r\n\t\t\tthis.fire('zoomend');\r\n\t\t}\r\n\r\n\t\t// @event moveend: Event\r\n\t\t// Fired when the center of the map stops changing (e.g. user stopped\r\n\t\t// dragging the map).\r\n\t\treturn this.fire('moveend');\r\n\t},\r\n\r\n\t_stop: function () {\r\n\t\tcancelAnimFrame(this._flyToFrame);\r\n\t\tif (this._panAnim) {\r\n\t\t\tthis._panAnim.stop();\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_rawPanBy: function (offset) {\r\n\t\tsetPosition(this._mapPane, this._getMapPanePos().subtract(offset));\r\n\t},\r\n\r\n\t_getZoomSpan: function () {\r\n\t\treturn this.getMaxZoom() - this.getMinZoom();\r\n\t},\r\n\r\n\t_panInsideMaxBounds: function () {\r\n\t\tif (!this._enforcingBounds) {\r\n\t\t\tthis.panInsideBounds(this.options.maxBounds);\r\n\t\t}\r\n\t},\r\n\r\n\t_checkIfLoaded: function () {\r\n\t\tif (!this._loaded) {\r\n\t\t\tthrow new Error('Set map center and zoom first.');\r\n\t\t}\r\n\t},\r\n\r\n\t// DOM event handling\r\n\r\n\t// @section Interaction events\r\n\t_initEvents: function (remove$$1) {\r\n\t\tthis._targets = {};\r\n\t\tthis._targets[stamp(this._container)] = this;\r\n\r\n\t\tvar onOff = remove$$1 ? off : on;\r\n\r\n\t\t// @event click: MouseEvent\r\n\t\t// Fired when the user clicks (or taps) the map.\r\n\t\t// @event dblclick: MouseEvent\r\n\t\t// Fired when the user double-clicks (or double-taps) the map.\r\n\t\t// @event mousedown: MouseEvent\r\n\t\t// Fired when the user pushes the mouse button on the map.\r\n\t\t// @event mouseup: MouseEvent\r\n\t\t// Fired when the user releases the mouse button on the map.\r\n\t\t// @event mouseover: MouseEvent\r\n\t\t// Fired when the mouse enters the map.\r\n\t\t// @event mouseout: MouseEvent\r\n\t\t// Fired when the mouse leaves the map.\r\n\t\t// @event mousemove: MouseEvent\r\n\t\t// Fired while the mouse moves over the map.\r\n\t\t// @event contextmenu: MouseEvent\r\n\t\t// Fired when the user pushes the right mouse button on the map, prevents\r\n\t\t// default browser context menu from showing if there are listeners on\r\n\t\t// this event. Also fired on mobile when the user holds a single touch\r\n\t\t// for a second (also called long press).\r\n\t\t// @event keypress: KeyboardEvent\r\n\t\t// Fired when the user presses a key from the keyboard that produces a character value while the map is focused.\r\n\t\t// @event keydown: KeyboardEvent\r\n\t\t// Fired when the user presses a key from the keyboard while the map is focused. Unlike the `keypress` event,\r\n\t\t// the `keydown` event is fired for keys that produce a character value and for keys\r\n\t\t// that do not produce a character value.\r\n\t\t// @event keyup: KeyboardEvent\r\n\t\t// Fired when the user releases a key from the keyboard while the map is focused.\r\n\t\tonOff(this._container, 'click dblclick mousedown mouseup ' +\r\n\t\t\t'mouseover mouseout mousemove contextmenu keypress keydown keyup', this._handleDOMEvent, this);\r\n\r\n\t\tif (this.options.trackResize) {\r\n\t\t\tonOff(window, 'resize', this._onResize, this);\r\n\t\t}\r\n\r\n\t\tif (any3d && this.options.transform3DLimit) {\r\n\t\t\t(remove$$1 ? this.off : this.on).call(this, 'moveend', this._onMoveEnd);\r\n\t\t}\r\n\t},\r\n\r\n\t_onResize: function () {\r\n\t\tcancelAnimFrame(this._resizeRequest);\r\n\t\tthis._resizeRequest = requestAnimFrame(\r\n\t\t function () { this.invalidateSize({debounceMoveend: true}); }, this);\r\n\t},\r\n\r\n\t_onScroll: function () {\r\n\t\tthis._container.scrollTop = 0;\r\n\t\tthis._container.scrollLeft = 0;\r\n\t},\r\n\r\n\t_onMoveEnd: function () {\r\n\t\tvar pos = this._getMapPanePos();\r\n\t\tif (Math.max(Math.abs(pos.x), Math.abs(pos.y)) >= this.options.transform3DLimit) {\r\n\t\t\t// https://bugzilla.mozilla.org/show_bug.cgi?id=1203873 but Webkit also have\r\n\t\t\t// a pixel offset on very high values, see: http://jsfiddle.net/dg6r5hhb/\r\n\t\t\tthis._resetView(this.getCenter(), this.getZoom());\r\n\t\t}\r\n\t},\r\n\r\n\t_findEventTargets: function (e, type) {\r\n\t\tvar targets = [],\r\n\t\t target,\r\n\t\t isHover = type === 'mouseout' || type === 'mouseover',\r\n\t\t src = e.target || e.srcElement,\r\n\t\t dragging = false;\r\n\r\n\t\twhile (src) {\r\n\t\t\ttarget = this._targets[stamp(src)];\r\n\t\t\tif (target && (type === 'click' || type === 'preclick') && !e._simulated && this._draggableMoved(target)) {\r\n\t\t\t\t// Prevent firing click after you just dragged an object.\r\n\t\t\t\tdragging = true;\r\n\t\t\t\tbreak;\r\n\t\t\t}\r\n\t\t\tif (target && target.listens(type, true)) {\r\n\t\t\t\tif (isHover && !isExternalTarget(src, e)) { break; }\r\n\t\t\t\ttargets.push(target);\r\n\t\t\t\tif (isHover) { break; }\r\n\t\t\t}\r\n\t\t\tif (src === this._container) { break; }\r\n\t\t\tsrc = src.parentNode;\r\n\t\t}\r\n\t\tif (!targets.length && !dragging && !isHover && isExternalTarget(src, e)) {\r\n\t\t\ttargets = [this];\r\n\t\t}\r\n\t\treturn targets;\r\n\t},\r\n\r\n\t_handleDOMEvent: function (e) {\r\n\t\tif (!this._loaded || skipped(e)) { return; }\r\n\r\n\t\tvar type = e.type;\r\n\r\n\t\tif (type === 'mousedown' || type === 'keypress' || type === 'keyup' || type === 'keydown') {\r\n\t\t\t// prevents outline when clicking on keyboard-focusable element\r\n\t\t\tpreventOutline(e.target || e.srcElement);\r\n\t\t}\r\n\r\n\t\tthis._fireDOMEvent(e, type);\r\n\t},\r\n\r\n\t_mouseEvents: ['click', 'dblclick', 'mouseover', 'mouseout', 'contextmenu'],\r\n\r\n\t_fireDOMEvent: function (e, type, targets) {\r\n\r\n\t\tif (e.type === 'click') {\r\n\t\t\t// Fire a synthetic 'preclick' event which propagates up (mainly for closing popups).\r\n\t\t\t// @event preclick: MouseEvent\r\n\t\t\t// Fired before mouse click on the map (sometimes useful when you\r\n\t\t\t// want something to happen on click before any existing click\r\n\t\t\t// handlers start running).\r\n\t\t\tvar synth = extend({}, e);\r\n\t\t\tsynth.type = 'preclick';\r\n\t\t\tthis._fireDOMEvent(synth, synth.type, targets);\r\n\t\t}\r\n\r\n\t\tif (e._stopped) { return; }\r\n\r\n\t\t// Find the layer the event is propagating from and its parents.\r\n\t\ttargets = (targets || []).concat(this._findEventTargets(e, type));\r\n\r\n\t\tif (!targets.length) { return; }\r\n\r\n\t\tvar target = targets[0];\r\n\t\tif (type === 'contextmenu' && target.listens(type, true)) {\r\n\t\t\tpreventDefault(e);\r\n\t\t}\r\n\r\n\t\tvar data = {\r\n\t\t\toriginalEvent: e\r\n\t\t};\r\n\r\n\t\tif (e.type !== 'keypress' && e.type !== 'keydown' && e.type !== 'keyup') {\r\n\t\t\tvar isMarker = target.getLatLng && (!target._radius || target._radius <= 10);\r\n\t\t\tdata.containerPoint = isMarker ?\r\n\t\t\t\tthis.latLngToContainerPoint(target.getLatLng()) : this.mouseEventToContainerPoint(e);\r\n\t\t\tdata.layerPoint = this.containerPointToLayerPoint(data.containerPoint);\r\n\t\t\tdata.latlng = isMarker ? target.getLatLng() : this.layerPointToLatLng(data.layerPoint);\r\n\t\t}\r\n\r\n\t\tfor (var i = 0; i < targets.length; i++) {\r\n\t\t\ttargets[i].fire(type, data, true);\r\n\t\t\tif (data.originalEvent._stopped ||\r\n\t\t\t\t(targets[i].options.bubblingMouseEvents === false && indexOf(this._mouseEvents, type) !== -1)) { return; }\r\n\t\t}\r\n\t},\r\n\r\n\t_draggableMoved: function (obj) {\r\n\t\tobj = obj.dragging && obj.dragging.enabled() ? obj : this;\r\n\t\treturn (obj.dragging && obj.dragging.moved()) || (this.boxZoom && this.boxZoom.moved());\r\n\t},\r\n\r\n\t_clearHandlers: function () {\r\n\t\tfor (var i = 0, len = this._handlers.length; i < len; i++) {\r\n\t\t\tthis._handlers[i].disable();\r\n\t\t}\r\n\t},\r\n\r\n\t// @section Other Methods\r\n\r\n\t// @method whenReady(fn: Function, context?: Object): this\r\n\t// Runs the given function `fn` when the map gets initialized with\r\n\t// a view (center and zoom) and at least one layer, or immediately\r\n\t// if it's already initialized, optionally passing a function context.\r\n\twhenReady: function (callback, context) {\r\n\t\tif (this._loaded) {\r\n\t\t\tcallback.call(context || this, {target: this});\r\n\t\t} else {\r\n\t\t\tthis.on('load', callback, context);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\r\n\t// private methods for getting map state\r\n\r\n\t_getMapPanePos: function () {\r\n\t\treturn getPosition(this._mapPane) || new Point(0, 0);\r\n\t},\r\n\r\n\t_moved: function () {\r\n\t\tvar pos = this._getMapPanePos();\r\n\t\treturn pos && !pos.equals([0, 0]);\r\n\t},\r\n\r\n\t_getTopLeftPoint: function (center, zoom) {\r\n\t\tvar pixelOrigin = center && zoom !== undefined ?\r\n\t\t\tthis._getNewPixelOrigin(center, zoom) :\r\n\t\t\tthis.getPixelOrigin();\r\n\t\treturn pixelOrigin.subtract(this._getMapPanePos());\r\n\t},\r\n\r\n\t_getNewPixelOrigin: function (center, zoom) {\r\n\t\tvar viewHalf = this.getSize()._divideBy(2);\r\n\t\treturn this.project(center, zoom)._subtract(viewHalf)._add(this._getMapPanePos())._round();\r\n\t},\r\n\r\n\t_latLngToNewLayerPoint: function (latlng, zoom, center) {\r\n\t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n\t\treturn this.project(latlng, zoom)._subtract(topLeft);\r\n\t},\r\n\r\n\t_latLngBoundsToNewLayerBounds: function (latLngBounds, zoom, center) {\r\n\t\tvar topLeft = this._getNewPixelOrigin(center, zoom);\r\n\t\treturn toBounds([\r\n\t\t\tthis.project(latLngBounds.getSouthWest(), zoom)._subtract(topLeft),\r\n\t\t\tthis.project(latLngBounds.getNorthWest(), zoom)._subtract(topLeft),\r\n\t\t\tthis.project(latLngBounds.getSouthEast(), zoom)._subtract(topLeft),\r\n\t\t\tthis.project(latLngBounds.getNorthEast(), zoom)._subtract(topLeft)\r\n\t\t]);\r\n\t},\r\n\r\n\t// layer point of the current center\r\n\t_getCenterLayerPoint: function () {\r\n\t\treturn this.containerPointToLayerPoint(this.getSize()._divideBy(2));\r\n\t},\r\n\r\n\t// offset of the specified place to the current center in pixels\r\n\t_getCenterOffset: function (latlng) {\r\n\t\treturn this.latLngToLayerPoint(latlng).subtract(this._getCenterLayerPoint());\r\n\t},\r\n\r\n\t// adjust center for view to get inside bounds\r\n\t_limitCenter: function (center, zoom, bounds) {\r\n\r\n\t\tif (!bounds) { return center; }\r\n\r\n\t\tvar centerPoint = this.project(center, zoom),\r\n\t\t viewHalf = this.getSize().divideBy(2),\r\n\t\t viewBounds = new Bounds(centerPoint.subtract(viewHalf), centerPoint.add(viewHalf)),\r\n\t\t offset = this._getBoundsOffset(viewBounds, bounds, zoom);\r\n\r\n\t\t// If offset is less than a pixel, ignore.\r\n\t\t// This prevents unstable projections from getting into\r\n\t\t// an infinite loop of tiny offsets.\r\n\t\tif (offset.round().equals([0, 0])) {\r\n\t\t\treturn center;\r\n\t\t}\r\n\r\n\t\treturn this.unproject(centerPoint.add(offset), zoom);\r\n\t},\r\n\r\n\t// adjust offset for view to get inside bounds\r\n\t_limitOffset: function (offset, bounds) {\r\n\t\tif (!bounds) { return offset; }\r\n\r\n\t\tvar viewBounds = this.getPixelBounds(),\r\n\t\t newBounds = new Bounds(viewBounds.min.add(offset), viewBounds.max.add(offset));\r\n\r\n\t\treturn offset.add(this._getBoundsOffset(newBounds, bounds));\r\n\t},\r\n\r\n\t// returns offset needed for pxBounds to get inside maxBounds at a specified zoom\r\n\t_getBoundsOffset: function (pxBounds, maxBounds, zoom) {\r\n\t\tvar projectedMaxBounds = toBounds(\r\n\t\t this.project(maxBounds.getNorthEast(), zoom),\r\n\t\t this.project(maxBounds.getSouthWest(), zoom)\r\n\t\t ),\r\n\t\t minOffset = projectedMaxBounds.min.subtract(pxBounds.min),\r\n\t\t maxOffset = projectedMaxBounds.max.subtract(pxBounds.max),\r\n\r\n\t\t dx = this._rebound(minOffset.x, -maxOffset.x),\r\n\t\t dy = this._rebound(minOffset.y, -maxOffset.y);\r\n\r\n\t\treturn new Point(dx, dy);\r\n\t},\r\n\r\n\t_rebound: function (left, right) {\r\n\t\treturn left + right > 0 ?\r\n\t\t\tMath.round(left - right) / 2 :\r\n\t\t\tMath.max(0, Math.ceil(left)) - Math.max(0, Math.floor(right));\r\n\t},\r\n\r\n\t_limitZoom: function (zoom) {\r\n\t\tvar min = this.getMinZoom(),\r\n\t\t max = this.getMaxZoom(),\r\n\t\t snap = any3d ? this.options.zoomSnap : 1;\r\n\t\tif (snap) {\r\n\t\t\tzoom = Math.round(zoom / snap) * snap;\r\n\t\t}\r\n\t\treturn Math.max(min, Math.min(max, zoom));\r\n\t},\r\n\r\n\t_onPanTransitionStep: function () {\r\n\t\tthis.fire('move');\r\n\t},\r\n\r\n\t_onPanTransitionEnd: function () {\r\n\t\tremoveClass(this._mapPane, 'leaflet-pan-anim');\r\n\t\tthis.fire('moveend');\r\n\t},\r\n\r\n\t_tryAnimatedPan: function (center, options) {\r\n\t\t// difference between the new and current centers in pixels\r\n\t\tvar offset = this._getCenterOffset(center)._trunc();\r\n\r\n\t\t// don't animate too far unless animate: true specified in options\r\n\t\tif ((options && options.animate) !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n\t\tthis.panBy(offset, options);\r\n\r\n\t\treturn true;\r\n\t},\r\n\r\n\t_createAnimProxy: function () {\r\n\r\n\t\tvar proxy = this._proxy = create$1('div', 'leaflet-proxy leaflet-zoom-animated');\r\n\t\tthis._panes.mapPane.appendChild(proxy);\r\n\r\n\t\tthis.on('zoomanim', function (e) {\r\n\t\t\tvar prop = TRANSFORM,\r\n\t\t\t transform = this._proxy.style[prop];\r\n\r\n\t\t\tsetTransform(this._proxy, this.project(e.center, e.zoom), this.getZoomScale(e.zoom, 1));\r\n\r\n\t\t\t// workaround for case when transform is the same and so transitionend event is not fired\r\n\t\t\tif (transform === this._proxy.style[prop] && this._animatingZoom) {\r\n\t\t\t\tthis._onZoomTransitionEnd();\r\n\t\t\t}\r\n\t\t}, this);\r\n\r\n\t\tthis.on('load moveend', this._animMoveEnd, this);\r\n\r\n\t\tthis._on('unload', this._destroyAnimProxy, this);\r\n\t},\r\n\r\n\t_destroyAnimProxy: function () {\r\n\t\tremove(this._proxy);\r\n\t\tthis.off('load moveend', this._animMoveEnd, this);\r\n\t\tdelete this._proxy;\r\n\t},\r\n\r\n\t_animMoveEnd: function () {\r\n\t\tvar c = this.getCenter(),\r\n\t\t z = this.getZoom();\r\n\t\tsetTransform(this._proxy, this.project(c, z), this.getZoomScale(z, 1));\r\n\t},\r\n\r\n\t_catchTransitionEnd: function (e) {\r\n\t\tif (this._animatingZoom && e.propertyName.indexOf('transform') >= 0) {\r\n\t\t\tthis._onZoomTransitionEnd();\r\n\t\t}\r\n\t},\r\n\r\n\t_nothingToAnimate: function () {\r\n\t\treturn !this._container.getElementsByClassName('leaflet-zoom-animated').length;\r\n\t},\r\n\r\n\t_tryAnimatedZoom: function (center, zoom, options) {\r\n\r\n\t\tif (this._animatingZoom) { return true; }\r\n\r\n\t\toptions = options || {};\r\n\r\n\t\t// don't animate if disabled, not supported or zoom difference is too large\r\n\t\tif (!this._zoomAnimated || options.animate === false || this._nothingToAnimate() ||\r\n\t\t Math.abs(zoom - this._zoom) > this.options.zoomAnimationThreshold) { return false; }\r\n\r\n\t\t// offset is the pixel coords of the zoom origin relative to the current center\r\n\t\tvar scale = this.getZoomScale(zoom),\r\n\t\t offset = this._getCenterOffset(center)._divideBy(1 - 1 / scale);\r\n\r\n\t\t// don't animate if the zoom origin isn't within one screen from the current center, unless forced\r\n\t\tif (options.animate !== true && !this.getSize().contains(offset)) { return false; }\r\n\r\n\t\trequestAnimFrame(function () {\r\n\t\t\tthis\r\n\t\t\t ._moveStart(true, false)\r\n\t\t\t ._animateZoom(center, zoom, true);\r\n\t\t}, this);\r\n\r\n\t\treturn true;\r\n\t},\r\n\r\n\t_animateZoom: function (center, zoom, startAnim, noUpdate) {\r\n\t\tif (!this._mapPane) { return; }\r\n\r\n\t\tif (startAnim) {\r\n\t\t\tthis._animatingZoom = true;\r\n\r\n\t\t\t// remember what center/zoom to set after animation\r\n\t\t\tthis._animateToCenter = center;\r\n\t\t\tthis._animateToZoom = zoom;\r\n\r\n\t\t\taddClass(this._mapPane, 'leaflet-zoom-anim');\r\n\t\t}\r\n\r\n\t\t// @section Other Events\r\n\t\t// @event zoomanim: ZoomAnimEvent\r\n\t\t// Fired at least once per zoom animation. For continuous zoom, like pinch zooming, fired once per frame during zoom.\r\n\t\tthis.fire('zoomanim', {\r\n\t\t\tcenter: center,\r\n\t\t\tzoom: zoom,\r\n\t\t\tnoUpdate: noUpdate\r\n\t\t});\r\n\r\n\t\t// Work around webkit not firing 'transitionend', see https://github.com/Leaflet/Leaflet/issues/3689, 2693\r\n\t\tsetTimeout(bind(this._onZoomTransitionEnd, this), 250);\r\n\t},\r\n\r\n\t_onZoomTransitionEnd: function () {\r\n\t\tif (!this._animatingZoom) { return; }\r\n\r\n\t\tif (this._mapPane) {\r\n\t\t\tremoveClass(this._mapPane, 'leaflet-zoom-anim');\r\n\t\t}\r\n\r\n\t\tthis._animatingZoom = false;\r\n\r\n\t\tthis._move(this._animateToCenter, this._animateToZoom);\r\n\r\n\t\t// This anim frame should prevent an obscure iOS webkit tile loading race condition.\r\n\t\trequestAnimFrame(function () {\r\n\t\t\tthis._moveEnd(true);\r\n\t\t}, this);\r\n\t}\r\n});\r\n\r\n// @section\r\n\r\n// @factory L.map(id: String, options?: Map options)\r\n// Instantiates a map object given the DOM ID of a `
` element\r\n// and optionally an object literal with `Map options`.\r\n//\r\n// @alternative\r\n// @factory L.map(el: HTMLElement, options?: Map options)\r\n// Instantiates a map object given an instance of a `
` HTML element\r\n// and optionally an object literal with `Map options`.\r\nfunction createMap(id, options) {\r\n\treturn new Map(id, options);\r\n}\n\n/*\r\n * @class Control\r\n * @aka L.Control\r\n * @inherits Class\r\n *\r\n * L.Control is a base class for implementing map controls. Handles positioning.\r\n * All other controls extend from this class.\r\n */\r\n\r\nvar Control = Class.extend({\r\n\t// @section\r\n\t// @aka Control options\r\n\toptions: {\r\n\t\t// @option position: String = 'topright'\r\n\t\t// The position of the control (one of the map corners). Possible values are `'topleft'`,\r\n\t\t// `'topright'`, `'bottomleft'` or `'bottomright'`\r\n\t\tposition: 'topright'\r\n\t},\r\n\r\n\tinitialize: function (options) {\r\n\t\tsetOptions(this, options);\r\n\t},\r\n\r\n\t/* @section\r\n\t * Classes extending L.Control will inherit the following methods:\r\n\t *\r\n\t * @method getPosition: string\r\n\t * Returns the position of the control.\r\n\t */\r\n\tgetPosition: function () {\r\n\t\treturn this.options.position;\r\n\t},\r\n\r\n\t// @method setPosition(position: string): this\r\n\t// Sets the position of the control.\r\n\tsetPosition: function (position) {\r\n\t\tvar map = this._map;\r\n\r\n\t\tif (map) {\r\n\t\t\tmap.removeControl(this);\r\n\t\t}\r\n\r\n\t\tthis.options.position = position;\r\n\r\n\t\tif (map) {\r\n\t\t\tmap.addControl(this);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method getContainer: HTMLElement\r\n\t// Returns the HTMLElement that contains the control.\r\n\tgetContainer: function () {\r\n\t\treturn this._container;\r\n\t},\r\n\r\n\t// @method addTo(map: Map): this\r\n\t// Adds the control to the given map.\r\n\taddTo: function (map) {\r\n\t\tthis.remove();\r\n\t\tthis._map = map;\r\n\r\n\t\tvar container = this._container = this.onAdd(map),\r\n\t\t pos = this.getPosition(),\r\n\t\t corner = map._controlCorners[pos];\r\n\r\n\t\taddClass(container, 'leaflet-control');\r\n\r\n\t\tif (pos.indexOf('bottom') !== -1) {\r\n\t\t\tcorner.insertBefore(container, corner.firstChild);\r\n\t\t} else {\r\n\t\t\tcorner.appendChild(container);\r\n\t\t}\r\n\r\n\t\tthis._map.on('unload', this.remove, this);\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method remove: this\r\n\t// Removes the control from the map it is currently active on.\r\n\tremove: function () {\r\n\t\tif (!this._map) {\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tremove(this._container);\r\n\r\n\t\tif (this.onRemove) {\r\n\t\t\tthis.onRemove(this._map);\r\n\t\t}\r\n\r\n\t\tthis._map.off('unload', this.remove, this);\r\n\t\tthis._map = null;\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_refocusOnMap: function (e) {\r\n\t\t// if map exists and event is not a keyboard event\r\n\t\tif (this._map && e && e.screenX > 0 && e.screenY > 0) {\r\n\t\t\tthis._map.getContainer().focus();\r\n\t\t}\r\n\t}\r\n});\r\n\r\nvar control = function (options) {\r\n\treturn new Control(options);\r\n};\r\n\r\n/* @section Extension methods\r\n * @uninheritable\r\n *\r\n * Every control should extend from `L.Control` and (re-)implement the following methods.\r\n *\r\n * @method onAdd(map: Map): HTMLElement\r\n * Should return the container DOM element for the control and add listeners on relevant map events. Called on [`control.addTo(map)`](#control-addTo).\r\n *\r\n * @method onRemove(map: Map)\r\n * Optional method. Should contain all clean up code that removes the listeners previously added in [`onAdd`](#control-onadd). Called on [`control.remove()`](#control-remove).\r\n */\r\n\r\n/* @namespace Map\r\n * @section Methods for Layers and Controls\r\n */\r\nMap.include({\r\n\t// @method addControl(control: Control): this\r\n\t// Adds the given control to the map\r\n\taddControl: function (control) {\r\n\t\tcontrol.addTo(this);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method removeControl(control: Control): this\r\n\t// Removes the given control from the map\r\n\tremoveControl: function (control) {\r\n\t\tcontrol.remove();\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_initControlPos: function () {\r\n\t\tvar corners = this._controlCorners = {},\r\n\t\t l = 'leaflet-',\r\n\t\t container = this._controlContainer =\r\n\t\t create$1('div', l + 'control-container', this._container);\r\n\r\n\t\tfunction createCorner(vSide, hSide) {\r\n\t\t\tvar className = l + vSide + ' ' + l + hSide;\r\n\r\n\t\t\tcorners[vSide + hSide] = create$1('div', className, container);\r\n\t\t}\r\n\r\n\t\tcreateCorner('top', 'left');\r\n\t\tcreateCorner('top', 'right');\r\n\t\tcreateCorner('bottom', 'left');\r\n\t\tcreateCorner('bottom', 'right');\r\n\t},\r\n\r\n\t_clearControlPos: function () {\r\n\t\tfor (var i in this._controlCorners) {\r\n\t\t\tremove(this._controlCorners[i]);\r\n\t\t}\r\n\t\tremove(this._controlContainer);\r\n\t\tdelete this._controlCorners;\r\n\t\tdelete this._controlContainer;\r\n\t}\r\n});\n\n/*\r\n * @class Control.Layers\r\n * @aka L.Control.Layers\r\n * @inherits Control\r\n *\r\n * The layers control gives users the ability to switch between different base layers and switch overlays on/off (check out the [detailed example](http://leafletjs.com/examples/layers-control/)). Extends `Control`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var baseLayers = {\r\n * \t\"Mapbox\": mapbox,\r\n * \t\"OpenStreetMap\": osm\r\n * };\r\n *\r\n * var overlays = {\r\n * \t\"Marker\": marker,\r\n * \t\"Roads\": roadsLayer\r\n * };\r\n *\r\n * L.control.layers(baseLayers, overlays).addTo(map);\r\n * ```\r\n *\r\n * The `baseLayers` and `overlays` parameters are object literals with layer names as keys and `Layer` objects as values:\r\n *\r\n * ```js\r\n * {\r\n * \"\": layer1,\r\n * \"\": layer2\r\n * }\r\n * ```\r\n *\r\n * The layer names can contain HTML, which allows you to add additional styling to the items:\r\n *\r\n * ```js\r\n * {\" My Layer\": myLayer}\r\n * ```\r\n */\r\n\r\nvar Layers = Control.extend({\r\n\t// @section\r\n\t// @aka Control.Layers options\r\n\toptions: {\r\n\t\t// @option collapsed: Boolean = true\r\n\t\t// If `true`, the control will be collapsed into an icon and expanded on mouse hover or touch.\r\n\t\tcollapsed: true,\r\n\t\tposition: 'topright',\r\n\r\n\t\t// @option autoZIndex: Boolean = true\r\n\t\t// If `true`, the control will assign zIndexes in increasing order to all of its layers so that the order is preserved when switching them on/off.\r\n\t\tautoZIndex: true,\r\n\r\n\t\t// @option hideSingleBase: Boolean = false\r\n\t\t// If `true`, the base layers in the control will be hidden when there is only one.\r\n\t\thideSingleBase: false,\r\n\r\n\t\t// @option sortLayers: Boolean = false\r\n\t\t// Whether to sort the layers. When `false`, layers will keep the order\r\n\t\t// in which they were added to the control.\r\n\t\tsortLayers: false,\r\n\r\n\t\t// @option sortFunction: Function = *\r\n\t\t// A [compare function](https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Array/sort)\r\n\t\t// that will be used for sorting the layers, when `sortLayers` is `true`.\r\n\t\t// The function receives both the `L.Layer` instances and their names, as in\r\n\t\t// `sortFunction(layerA, layerB, nameA, nameB)`.\r\n\t\t// By default, it sorts layers alphabetically by their name.\r\n\t\tsortFunction: function (layerA, layerB, nameA, nameB) {\r\n\t\t\treturn nameA < nameB ? -1 : (nameB < nameA ? 1 : 0);\r\n\t\t}\r\n\t},\r\n\r\n\tinitialize: function (baseLayers, overlays, options) {\r\n\t\tsetOptions(this, options);\r\n\r\n\t\tthis._layerControlInputs = [];\r\n\t\tthis._layers = [];\r\n\t\tthis._lastZIndex = 0;\r\n\t\tthis._handlingClick = false;\r\n\r\n\t\tfor (var i in baseLayers) {\r\n\t\t\tthis._addLayer(baseLayers[i], i);\r\n\t\t}\r\n\r\n\t\tfor (i in overlays) {\r\n\t\t\tthis._addLayer(overlays[i], i, true);\r\n\t\t}\r\n\t},\r\n\r\n\tonAdd: function (map) {\r\n\t\tthis._initLayout();\r\n\t\tthis._update();\r\n\r\n\t\tthis._map = map;\r\n\t\tmap.on('zoomend', this._checkDisabledLayers, this);\r\n\r\n\t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\t\t\tthis._layers[i].layer.on('add remove', this._onLayerChange, this);\r\n\t\t}\r\n\r\n\t\treturn this._container;\r\n\t},\r\n\r\n\taddTo: function (map) {\r\n\t\tControl.prototype.addTo.call(this, map);\r\n\t\t// Trigger expand after Layers Control has been inserted into DOM so that is now has an actual height.\r\n\t\treturn this._expandIfNotCollapsed();\r\n\t},\r\n\r\n\tonRemove: function () {\r\n\t\tthis._map.off('zoomend', this._checkDisabledLayers, this);\r\n\r\n\t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\t\t\tthis._layers[i].layer.off('add remove', this._onLayerChange, this);\r\n\t\t}\r\n\t},\r\n\r\n\t// @method addBaseLayer(layer: Layer, name: String): this\r\n\t// Adds a base layer (radio button entry) with the given name to the control.\r\n\taddBaseLayer: function (layer, name) {\r\n\t\tthis._addLayer(layer, name);\r\n\t\treturn (this._map) ? this._update() : this;\r\n\t},\r\n\r\n\t// @method addOverlay(layer: Layer, name: String): this\r\n\t// Adds an overlay (checkbox entry) with the given name to the control.\r\n\taddOverlay: function (layer, name) {\r\n\t\tthis._addLayer(layer, name, true);\r\n\t\treturn (this._map) ? this._update() : this;\r\n\t},\r\n\r\n\t// @method removeLayer(layer: Layer): this\r\n\t// Remove the given layer from the control.\r\n\tremoveLayer: function (layer) {\r\n\t\tlayer.off('add remove', this._onLayerChange, this);\r\n\r\n\t\tvar obj = this._getLayer(stamp(layer));\r\n\t\tif (obj) {\r\n\t\t\tthis._layers.splice(this._layers.indexOf(obj), 1);\r\n\t\t}\r\n\t\treturn (this._map) ? this._update() : this;\r\n\t},\r\n\r\n\t// @method expand(): this\r\n\t// Expand the control container if collapsed.\r\n\texpand: function () {\r\n\t\taddClass(this._container, 'leaflet-control-layers-expanded');\r\n\t\tthis._section.style.height = null;\r\n\t\tvar acceptableHeight = this._map.getSize().y - (this._container.offsetTop + 50);\r\n\t\tif (acceptableHeight < this._section.clientHeight) {\r\n\t\t\taddClass(this._section, 'leaflet-control-layers-scrollbar');\r\n\t\t\tthis._section.style.height = acceptableHeight + 'px';\r\n\t\t} else {\r\n\t\t\tremoveClass(this._section, 'leaflet-control-layers-scrollbar');\r\n\t\t}\r\n\t\tthis._checkDisabledLayers();\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method collapse(): this\r\n\t// Collapse the control container if expanded.\r\n\tcollapse: function () {\r\n\t\tremoveClass(this._container, 'leaflet-control-layers-expanded');\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_initLayout: function () {\r\n\t\tvar className = 'leaflet-control-layers',\r\n\t\t container = this._container = create$1('div', className),\r\n\t\t collapsed = this.options.collapsed;\r\n\r\n\t\t// makes this work on IE touch devices by stopping it from firing a mouseout event when the touch is released\r\n\t\tcontainer.setAttribute('aria-haspopup', true);\r\n\r\n\t\tdisableClickPropagation(container);\r\n\t\tdisableScrollPropagation(container);\r\n\r\n\t\tvar section = this._section = create$1('section', className + '-list');\r\n\r\n\t\tif (collapsed) {\r\n\t\t\tthis._map.on('click', this.collapse, this);\r\n\r\n\t\t\tif (!android) {\r\n\t\t\t\ton(container, {\r\n\t\t\t\t\tmouseenter: this.expand,\r\n\t\t\t\t\tmouseleave: this.collapse\r\n\t\t\t\t}, this);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tvar link = this._layersLink = create$1('a', className + '-toggle', container);\r\n\t\tlink.href = '#';\r\n\t\tlink.title = 'Layers';\r\n\r\n\t\tif (touch) {\r\n\t\t\ton(link, 'click', stop);\r\n\t\t\ton(link, 'click', this.expand, this);\r\n\t\t} else {\r\n\t\t\ton(link, 'focus', this.expand, this);\r\n\t\t}\r\n\r\n\t\tif (!collapsed) {\r\n\t\t\tthis.expand();\r\n\t\t}\r\n\r\n\t\tthis._baseLayersList = create$1('div', className + '-base', section);\r\n\t\tthis._separator = create$1('div', className + '-separator', section);\r\n\t\tthis._overlaysList = create$1('div', className + '-overlays', section);\r\n\r\n\t\tcontainer.appendChild(section);\r\n\t},\r\n\r\n\t_getLayer: function (id) {\r\n\t\tfor (var i = 0; i < this._layers.length; i++) {\r\n\r\n\t\t\tif (this._layers[i] && stamp(this._layers[i].layer) === id) {\r\n\t\t\t\treturn this._layers[i];\r\n\t\t\t}\r\n\t\t}\r\n\t},\r\n\r\n\t_addLayer: function (layer, name, overlay) {\r\n\t\tif (this._map) {\r\n\t\t\tlayer.on('add remove', this._onLayerChange, this);\r\n\t\t}\r\n\r\n\t\tthis._layers.push({\r\n\t\t\tlayer: layer,\r\n\t\t\tname: name,\r\n\t\t\toverlay: overlay\r\n\t\t});\r\n\r\n\t\tif (this.options.sortLayers) {\r\n\t\t\tthis._layers.sort(bind(function (a, b) {\r\n\t\t\t\treturn this.options.sortFunction(a.layer, b.layer, a.name, b.name);\r\n\t\t\t}, this));\r\n\t\t}\r\n\r\n\t\tif (this.options.autoZIndex && layer.setZIndex) {\r\n\t\t\tthis._lastZIndex++;\r\n\t\t\tlayer.setZIndex(this._lastZIndex);\r\n\t\t}\r\n\r\n\t\tthis._expandIfNotCollapsed();\r\n\t},\r\n\r\n\t_update: function () {\r\n\t\tif (!this._container) { return this; }\r\n\r\n\t\tempty(this._baseLayersList);\r\n\t\tempty(this._overlaysList);\r\n\r\n\t\tthis._layerControlInputs = [];\r\n\t\tvar baseLayersPresent, overlaysPresent, i, obj, baseLayersCount = 0;\r\n\r\n\t\tfor (i = 0; i < this._layers.length; i++) {\r\n\t\t\tobj = this._layers[i];\r\n\t\t\tthis._addItem(obj);\r\n\t\t\toverlaysPresent = overlaysPresent || obj.overlay;\r\n\t\t\tbaseLayersPresent = baseLayersPresent || !obj.overlay;\r\n\t\t\tbaseLayersCount += !obj.overlay ? 1 : 0;\r\n\t\t}\r\n\r\n\t\t// Hide base layers section if there's only one layer.\r\n\t\tif (this.options.hideSingleBase) {\r\n\t\t\tbaseLayersPresent = baseLayersPresent && baseLayersCount > 1;\r\n\t\t\tthis._baseLayersList.style.display = baseLayersPresent ? '' : 'none';\r\n\t\t}\r\n\r\n\t\tthis._separator.style.display = overlaysPresent && baseLayersPresent ? '' : 'none';\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_onLayerChange: function (e) {\r\n\t\tif (!this._handlingClick) {\r\n\t\t\tthis._update();\r\n\t\t}\r\n\r\n\t\tvar obj = this._getLayer(stamp(e.target));\r\n\r\n\t\t// @namespace Map\r\n\t\t// @section Layer events\r\n\t\t// @event baselayerchange: LayersControlEvent\r\n\t\t// Fired when the base layer is changed through the [layer control](#control-layers).\r\n\t\t// @event overlayadd: LayersControlEvent\r\n\t\t// Fired when an overlay is selected through the [layer control](#control-layers).\r\n\t\t// @event overlayremove: LayersControlEvent\r\n\t\t// Fired when an overlay is deselected through the [layer control](#control-layers).\r\n\t\t// @namespace Control.Layers\r\n\t\tvar type = obj.overlay ?\r\n\t\t\t(e.type === 'add' ? 'overlayadd' : 'overlayremove') :\r\n\t\t\t(e.type === 'add' ? 'baselayerchange' : null);\r\n\r\n\t\tif (type) {\r\n\t\t\tthis._map.fire(type, obj);\r\n\t\t}\r\n\t},\r\n\r\n\t// IE7 bugs out if you create a radio dynamically, so you have to do it this hacky way (see http://bit.ly/PqYLBe)\r\n\t_createRadioElement: function (name, checked) {\r\n\r\n\t\tvar radioHtml = '';\r\n\r\n\t\tvar radioFragment = document.createElement('div');\r\n\t\tradioFragment.innerHTML = radioHtml;\r\n\r\n\t\treturn radioFragment.firstChild;\r\n\t},\r\n\r\n\t_addItem: function (obj) {\r\n\t\tvar label = document.createElement('label'),\r\n\t\t checked = this._map.hasLayer(obj.layer),\r\n\t\t input;\r\n\r\n\t\tif (obj.overlay) {\r\n\t\t\tinput = document.createElement('input');\r\n\t\t\tinput.type = 'checkbox';\r\n\t\t\tinput.className = 'leaflet-control-layers-selector';\r\n\t\t\tinput.defaultChecked = checked;\r\n\t\t} else {\r\n\t\t\tinput = this._createRadioElement('leaflet-base-layers_' + stamp(this), checked);\r\n\t\t}\r\n\r\n\t\tthis._layerControlInputs.push(input);\r\n\t\tinput.layerId = stamp(obj.layer);\r\n\r\n\t\ton(input, 'click', this._onInputClick, this);\r\n\r\n\t\tvar name = document.createElement('span');\r\n\t\tname.innerHTML = ' ' + obj.name;\r\n\r\n\t\t// Helps from preventing layer control flicker when checkboxes are disabled\r\n\t\t// https://github.com/Leaflet/Leaflet/issues/2771\r\n\t\tvar holder = document.createElement('div');\r\n\r\n\t\tlabel.appendChild(holder);\r\n\t\tholder.appendChild(input);\r\n\t\tholder.appendChild(name);\r\n\r\n\t\tvar container = obj.overlay ? this._overlaysList : this._baseLayersList;\r\n\t\tcontainer.appendChild(label);\r\n\r\n\t\tthis._checkDisabledLayers();\r\n\t\treturn label;\r\n\t},\r\n\r\n\t_onInputClick: function () {\r\n\t\tvar inputs = this._layerControlInputs,\r\n\t\t input, layer;\r\n\t\tvar addedLayers = [],\r\n\t\t removedLayers = [];\r\n\r\n\t\tthis._handlingClick = true;\r\n\r\n\t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n\t\t\tinput = inputs[i];\r\n\t\t\tlayer = this._getLayer(input.layerId).layer;\r\n\r\n\t\t\tif (input.checked) {\r\n\t\t\t\taddedLayers.push(layer);\r\n\t\t\t} else if (!input.checked) {\r\n\t\t\t\tremovedLayers.push(layer);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\t// Bugfix issue 2318: Should remove all old layers before readding new ones\r\n\t\tfor (i = 0; i < removedLayers.length; i++) {\r\n\t\t\tif (this._map.hasLayer(removedLayers[i])) {\r\n\t\t\t\tthis._map.removeLayer(removedLayers[i]);\r\n\t\t\t}\r\n\t\t}\r\n\t\tfor (i = 0; i < addedLayers.length; i++) {\r\n\t\t\tif (!this._map.hasLayer(addedLayers[i])) {\r\n\t\t\t\tthis._map.addLayer(addedLayers[i]);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tthis._handlingClick = false;\r\n\r\n\t\tthis._refocusOnMap();\r\n\t},\r\n\r\n\t_checkDisabledLayers: function () {\r\n\t\tvar inputs = this._layerControlInputs,\r\n\t\t input,\r\n\t\t layer,\r\n\t\t zoom = this._map.getZoom();\r\n\r\n\t\tfor (var i = inputs.length - 1; i >= 0; i--) {\r\n\t\t\tinput = inputs[i];\r\n\t\t\tlayer = this._getLayer(input.layerId).layer;\r\n\t\t\tinput.disabled = (layer.options.minZoom !== undefined && zoom < layer.options.minZoom) ||\r\n\t\t\t (layer.options.maxZoom !== undefined && zoom > layer.options.maxZoom);\r\n\r\n\t\t}\r\n\t},\r\n\r\n\t_expandIfNotCollapsed: function () {\r\n\t\tif (this._map && !this.options.collapsed) {\r\n\t\t\tthis.expand();\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_expand: function () {\r\n\t\t// Backward compatibility, remove me in 1.1.\r\n\t\treturn this.expand();\r\n\t},\r\n\r\n\t_collapse: function () {\r\n\t\t// Backward compatibility, remove me in 1.1.\r\n\t\treturn this.collapse();\r\n\t}\r\n\r\n});\r\n\r\n\r\n// @factory L.control.layers(baselayers?: Object, overlays?: Object, options?: Control.Layers options)\r\n// Creates a layers control with the given layers. Base layers will be switched with radio buttons, while overlays will be switched with checkboxes. Note that all base layers should be passed in the base layers object, but only one should be added to the map during map instantiation.\r\nvar layers = function (baseLayers, overlays, options) {\r\n\treturn new Layers(baseLayers, overlays, options);\r\n};\n\n/*\r\n * @class Control.Zoom\r\n * @aka L.Control.Zoom\r\n * @inherits Control\r\n *\r\n * A basic zoom control with two buttons (zoom in and zoom out). It is put on the map by default unless you set its [`zoomControl` option](#map-zoomcontrol) to `false`. Extends `Control`.\r\n */\r\n\r\nvar Zoom = Control.extend({\r\n\t// @section\r\n\t// @aka Control.Zoom options\r\n\toptions: {\r\n\t\tposition: 'topleft',\r\n\r\n\t\t// @option zoomInText: String = '+'\r\n\t\t// The text set on the 'zoom in' button.\r\n\t\tzoomInText: '+',\r\n\r\n\t\t// @option zoomInTitle: String = 'Zoom in'\r\n\t\t// The title set on the 'zoom in' button.\r\n\t\tzoomInTitle: 'Zoom in',\r\n\r\n\t\t// @option zoomOutText: String = '−'\r\n\t\t// The text set on the 'zoom out' button.\r\n\t\tzoomOutText: '−',\r\n\r\n\t\t// @option zoomOutTitle: String = 'Zoom out'\r\n\t\t// The title set on the 'zoom out' button.\r\n\t\tzoomOutTitle: 'Zoom out'\r\n\t},\r\n\r\n\tonAdd: function (map) {\r\n\t\tvar zoomName = 'leaflet-control-zoom',\r\n\t\t container = create$1('div', zoomName + ' leaflet-bar'),\r\n\t\t options = this.options;\r\n\r\n\t\tthis._zoomInButton = this._createButton(options.zoomInText, options.zoomInTitle,\r\n\t\t zoomName + '-in', container, this._zoomIn);\r\n\t\tthis._zoomOutButton = this._createButton(options.zoomOutText, options.zoomOutTitle,\r\n\t\t zoomName + '-out', container, this._zoomOut);\r\n\r\n\t\tthis._updateDisabled();\r\n\t\tmap.on('zoomend zoomlevelschange', this._updateDisabled, this);\r\n\r\n\t\treturn container;\r\n\t},\r\n\r\n\tonRemove: function (map) {\r\n\t\tmap.off('zoomend zoomlevelschange', this._updateDisabled, this);\r\n\t},\r\n\r\n\tdisable: function () {\r\n\t\tthis._disabled = true;\r\n\t\tthis._updateDisabled();\r\n\t\treturn this;\r\n\t},\r\n\r\n\tenable: function () {\r\n\t\tthis._disabled = false;\r\n\t\tthis._updateDisabled();\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_zoomIn: function (e) {\r\n\t\tif (!this._disabled && this._map._zoom < this._map.getMaxZoom()) {\r\n\t\t\tthis._map.zoomIn(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n\t\t}\r\n\t},\r\n\r\n\t_zoomOut: function (e) {\r\n\t\tif (!this._disabled && this._map._zoom > this._map.getMinZoom()) {\r\n\t\t\tthis._map.zoomOut(this._map.options.zoomDelta * (e.shiftKey ? 3 : 1));\r\n\t\t}\r\n\t},\r\n\r\n\t_createButton: function (html, title, className, container, fn) {\r\n\t\tvar link = create$1('a', className, container);\r\n\t\tlink.innerHTML = html;\r\n\t\tlink.href = '#';\r\n\t\tlink.title = title;\r\n\r\n\t\t/*\r\n\t\t * Will force screen readers like VoiceOver to read this as \"Zoom in - button\"\r\n\t\t */\r\n\t\tlink.setAttribute('role', 'button');\r\n\t\tlink.setAttribute('aria-label', title);\r\n\r\n\t\tdisableClickPropagation(link);\r\n\t\ton(link, 'click', stop);\r\n\t\ton(link, 'click', fn, this);\r\n\t\ton(link, 'click', this._refocusOnMap, this);\r\n\r\n\t\treturn link;\r\n\t},\r\n\r\n\t_updateDisabled: function () {\r\n\t\tvar map = this._map,\r\n\t\t className = 'leaflet-disabled';\r\n\r\n\t\tremoveClass(this._zoomInButton, className);\r\n\t\tremoveClass(this._zoomOutButton, className);\r\n\r\n\t\tif (this._disabled || map._zoom === map.getMinZoom()) {\r\n\t\t\taddClass(this._zoomOutButton, className);\r\n\t\t}\r\n\t\tif (this._disabled || map._zoom === map.getMaxZoom()) {\r\n\t\t\taddClass(this._zoomInButton, className);\r\n\t\t}\r\n\t}\r\n});\r\n\r\n// @namespace Map\r\n// @section Control options\r\n// @option zoomControl: Boolean = true\r\n// Whether a [zoom control](#control-zoom) is added to the map by default.\r\nMap.mergeOptions({\r\n\tzoomControl: true\r\n});\r\n\r\nMap.addInitHook(function () {\r\n\tif (this.options.zoomControl) {\r\n\t\t// @section Controls\r\n\t\t// @property zoomControl: Control.Zoom\r\n\t\t// The default zoom control (only available if the\r\n\t\t// [`zoomControl` option](#map-zoomcontrol) was `true` when creating the map).\r\n\t\tthis.zoomControl = new Zoom();\r\n\t\tthis.addControl(this.zoomControl);\r\n\t}\r\n});\r\n\r\n// @namespace Control.Zoom\r\n// @factory L.control.zoom(options: Control.Zoom options)\r\n// Creates a zoom control\r\nvar zoom = function (options) {\r\n\treturn new Zoom(options);\r\n};\n\n/*\n * @class Control.Scale\n * @aka L.Control.Scale\n * @inherits Control\n *\n * A simple scale control that shows the scale of the current center of screen in metric (m/km) and imperial (mi/ft) systems. Extends `Control`.\n *\n * @example\n *\n * ```js\n * L.control.scale().addTo(map);\n * ```\n */\n\nvar Scale = Control.extend({\n\t// @section\n\t// @aka Control.Scale options\n\toptions: {\n\t\tposition: 'bottomleft',\n\n\t\t// @option maxWidth: Number = 100\n\t\t// Maximum width of the control in pixels. The width is set dynamically to show round values (e.g. 100, 200, 500).\n\t\tmaxWidth: 100,\n\n\t\t// @option metric: Boolean = True\n\t\t// Whether to show the metric scale line (m/km).\n\t\tmetric: true,\n\n\t\t// @option imperial: Boolean = True\n\t\t// Whether to show the imperial scale line (mi/ft).\n\t\timperial: true\n\n\t\t// @option updateWhenIdle: Boolean = false\n\t\t// If `true`, the control is updated on [`moveend`](#map-moveend), otherwise it's always up-to-date (updated on [`move`](#map-move)).\n\t},\n\n\tonAdd: function (map) {\n\t\tvar className = 'leaflet-control-scale',\n\t\t container = create$1('div', className),\n\t\t options = this.options;\n\n\t\tthis._addScales(options, className + '-line', container);\n\n\t\tmap.on(options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n\t\tmap.whenReady(this._update, this);\n\n\t\treturn container;\n\t},\n\n\tonRemove: function (map) {\n\t\tmap.off(this.options.updateWhenIdle ? 'moveend' : 'move', this._update, this);\n\t},\n\n\t_addScales: function (options, className, container) {\n\t\tif (options.metric) {\n\t\t\tthis._mScale = create$1('div', className, container);\n\t\t}\n\t\tif (options.imperial) {\n\t\t\tthis._iScale = create$1('div', className, container);\n\t\t}\n\t},\n\n\t_update: function () {\n\t\tvar map = this._map,\n\t\t y = map.getSize().y / 2;\n\n\t\tvar maxMeters = map.distance(\n\t\t\tmap.containerPointToLatLng([0, y]),\n\t\t\tmap.containerPointToLatLng([this.options.maxWidth, y]));\n\n\t\tthis._updateScales(maxMeters);\n\t},\n\n\t_updateScales: function (maxMeters) {\n\t\tif (this.options.metric && maxMeters) {\n\t\t\tthis._updateMetric(maxMeters);\n\t\t}\n\t\tif (this.options.imperial && maxMeters) {\n\t\t\tthis._updateImperial(maxMeters);\n\t\t}\n\t},\n\n\t_updateMetric: function (maxMeters) {\n\t\tvar meters = this._getRoundNum(maxMeters),\n\t\t label = meters < 1000 ? meters + ' m' : (meters / 1000) + ' km';\n\n\t\tthis._updateScale(this._mScale, label, meters / maxMeters);\n\t},\n\n\t_updateImperial: function (maxMeters) {\n\t\tvar maxFeet = maxMeters * 3.2808399,\n\t\t maxMiles, miles, feet;\n\n\t\tif (maxFeet > 5280) {\n\t\t\tmaxMiles = maxFeet / 5280;\n\t\t\tmiles = this._getRoundNum(maxMiles);\n\t\t\tthis._updateScale(this._iScale, miles + ' mi', miles / maxMiles);\n\n\t\t} else {\n\t\t\tfeet = this._getRoundNum(maxFeet);\n\t\t\tthis._updateScale(this._iScale, feet + ' ft', feet / maxFeet);\n\t\t}\n\t},\n\n\t_updateScale: function (scale, text, ratio) {\n\t\tscale.style.width = Math.round(this.options.maxWidth * ratio) + 'px';\n\t\tscale.innerHTML = text;\n\t},\n\n\t_getRoundNum: function (num) {\n\t\tvar pow10 = Math.pow(10, (Math.floor(num) + '').length - 1),\n\t\t d = num / pow10;\n\n\t\td = d >= 10 ? 10 :\n\t\t d >= 5 ? 5 :\n\t\t d >= 3 ? 3 :\n\t\t d >= 2 ? 2 : 1;\n\n\t\treturn pow10 * d;\n\t}\n});\n\n\n// @factory L.control.scale(options?: Control.Scale options)\n// Creates an scale control with the given options.\nvar scale = function (options) {\n\treturn new Scale(options);\n};\n\n/*\r\n * @class Control.Attribution\r\n * @aka L.Control.Attribution\r\n * @inherits Control\r\n *\r\n * The attribution control allows you to display attribution data in a small text box on a map. It is put on the map by default unless you set its [`attributionControl` option](#map-attributioncontrol) to `false`, and it fetches attribution texts from layers with the [`getAttribution` method](#layer-getattribution) automatically. Extends Control.\r\n */\r\n\r\nvar Attribution = Control.extend({\r\n\t// @section\r\n\t// @aka Control.Attribution options\r\n\toptions: {\r\n\t\tposition: 'bottomright',\r\n\r\n\t\t// @option prefix: String = 'Leaflet'\r\n\t\t// The HTML text shown before the attributions. Pass `false` to disable.\r\n\t\tprefix: 'Leaflet'\r\n\t},\r\n\r\n\tinitialize: function (options) {\r\n\t\tsetOptions(this, options);\r\n\r\n\t\tthis._attributions = {};\r\n\t},\r\n\r\n\tonAdd: function (map) {\r\n\t\tmap.attributionControl = this;\r\n\t\tthis._container = create$1('div', 'leaflet-control-attribution');\r\n\t\tdisableClickPropagation(this._container);\r\n\r\n\t\t// TODO ugly, refactor\r\n\t\tfor (var i in map._layers) {\r\n\t\t\tif (map._layers[i].getAttribution) {\r\n\t\t\t\tthis.addAttribution(map._layers[i].getAttribution());\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tthis._update();\r\n\r\n\t\treturn this._container;\r\n\t},\r\n\r\n\t// @method setPrefix(prefix: String): this\r\n\t// Sets the text before the attributions.\r\n\tsetPrefix: function (prefix) {\r\n\t\tthis.options.prefix = prefix;\r\n\t\tthis._update();\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method addAttribution(text: String): this\r\n\t// Adds an attribution text (e.g. `'Vector data © Mapbox'`).\r\n\taddAttribution: function (text) {\r\n\t\tif (!text) { return this; }\r\n\r\n\t\tif (!this._attributions[text]) {\r\n\t\t\tthis._attributions[text] = 0;\r\n\t\t}\r\n\t\tthis._attributions[text]++;\r\n\r\n\t\tthis._update();\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method removeAttribution(text: String): this\r\n\t// Removes an attribution text.\r\n\tremoveAttribution: function (text) {\r\n\t\tif (!text) { return this; }\r\n\r\n\t\tif (this._attributions[text]) {\r\n\t\t\tthis._attributions[text]--;\r\n\t\t\tthis._update();\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_update: function () {\r\n\t\tif (!this._map) { return; }\r\n\r\n\t\tvar attribs = [];\r\n\r\n\t\tfor (var i in this._attributions) {\r\n\t\t\tif (this._attributions[i]) {\r\n\t\t\t\tattribs.push(i);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tvar prefixAndAttribs = [];\r\n\r\n\t\tif (this.options.prefix) {\r\n\t\t\tprefixAndAttribs.push(this.options.prefix);\r\n\t\t}\r\n\t\tif (attribs.length) {\r\n\t\t\tprefixAndAttribs.push(attribs.join(', '));\r\n\t\t}\r\n\r\n\t\tthis._container.innerHTML = prefixAndAttribs.join(' | ');\r\n\t}\r\n});\r\n\r\n// @namespace Map\r\n// @section Control options\r\n// @option attributionControl: Boolean = true\r\n// Whether a [attribution control](#control-attribution) is added to the map by default.\r\nMap.mergeOptions({\r\n\tattributionControl: true\r\n});\r\n\r\nMap.addInitHook(function () {\r\n\tif (this.options.attributionControl) {\r\n\t\tnew Attribution().addTo(this);\r\n\t}\r\n});\r\n\r\n// @namespace Control.Attribution\r\n// @factory L.control.attribution(options: Control.Attribution options)\r\n// Creates an attribution control.\r\nvar attribution = function (options) {\r\n\treturn new Attribution(options);\r\n};\n\nControl.Layers = Layers;\nControl.Zoom = Zoom;\nControl.Scale = Scale;\nControl.Attribution = Attribution;\n\ncontrol.layers = layers;\ncontrol.zoom = zoom;\ncontrol.scale = scale;\ncontrol.attribution = attribution;\n\n/*\n\tL.Handler is a base class for handler classes that are used internally to inject\n\tinteraction features like dragging to classes like Map and Marker.\n*/\n\n// @class Handler\n// @aka L.Handler\n// Abstract class for map interaction handlers\n\nvar Handler = Class.extend({\n\tinitialize: function (map) {\n\t\tthis._map = map;\n\t},\n\n\t// @method enable(): this\n\t// Enables the handler\n\tenable: function () {\n\t\tif (this._enabled) { return this; }\n\n\t\tthis._enabled = true;\n\t\tthis.addHooks();\n\t\treturn this;\n\t},\n\n\t// @method disable(): this\n\t// Disables the handler\n\tdisable: function () {\n\t\tif (!this._enabled) { return this; }\n\n\t\tthis._enabled = false;\n\t\tthis.removeHooks();\n\t\treturn this;\n\t},\n\n\t// @method enabled(): Boolean\n\t// Returns `true` if the handler is enabled\n\tenabled: function () {\n\t\treturn !!this._enabled;\n\t}\n\n\t// @section Extension methods\n\t// Classes inheriting from `Handler` must implement the two following methods:\n\t// @method addHooks()\n\t// Called when the handler is enabled, should add event hooks.\n\t// @method removeHooks()\n\t// Called when the handler is disabled, should remove the event hooks added previously.\n});\n\n// @section There is static function which can be called without instantiating L.Handler:\n// @function addTo(map: Map, name: String): this\n// Adds a new Handler to the given map with the given name.\nHandler.addTo = function (map, name) {\n\tmap.addHandler(name, this);\n\treturn this;\n};\n\nvar Mixin = {Events: Events};\n\n/*\r\n * @class Draggable\r\n * @aka L.Draggable\r\n * @inherits Evented\r\n *\r\n * A class for making DOM elements draggable (including touch support).\r\n * Used internally for map and marker dragging. Only works for elements\r\n * that were positioned with [`L.DomUtil.setPosition`](#domutil-setposition).\r\n *\r\n * @example\r\n * ```js\r\n * var draggable = new L.Draggable(elementToDrag);\r\n * draggable.enable();\r\n * ```\r\n */\r\n\r\nvar START = touch ? 'touchstart mousedown' : 'mousedown';\r\nvar END = {\r\n\tmousedown: 'mouseup',\r\n\ttouchstart: 'touchend',\r\n\tpointerdown: 'touchend',\r\n\tMSPointerDown: 'touchend'\r\n};\r\nvar MOVE = {\r\n\tmousedown: 'mousemove',\r\n\ttouchstart: 'touchmove',\r\n\tpointerdown: 'touchmove',\r\n\tMSPointerDown: 'touchmove'\r\n};\r\n\r\n\r\nvar Draggable = Evented.extend({\r\n\r\n\toptions: {\r\n\t\t// @section\r\n\t\t// @aka Draggable options\r\n\t\t// @option clickTolerance: Number = 3\r\n\t\t// The max number of pixels a user can shift the mouse pointer during a click\r\n\t\t// for it to be considered a valid click (as opposed to a mouse drag).\r\n\t\tclickTolerance: 3\r\n\t},\r\n\r\n\t// @constructor L.Draggable(el: HTMLElement, dragHandle?: HTMLElement, preventOutline?: Boolean, options?: Draggable options)\r\n\t// Creates a `Draggable` object for moving `el` when you start dragging the `dragHandle` element (equals `el` itself by default).\r\n\tinitialize: function (element, dragStartTarget, preventOutline$$1, options) {\r\n\t\tsetOptions(this, options);\r\n\r\n\t\tthis._element = element;\r\n\t\tthis._dragStartTarget = dragStartTarget || element;\r\n\t\tthis._preventOutline = preventOutline$$1;\r\n\t},\r\n\r\n\t// @method enable()\r\n\t// Enables the dragging ability\r\n\tenable: function () {\r\n\t\tif (this._enabled) { return; }\r\n\r\n\t\ton(this._dragStartTarget, START, this._onDown, this);\r\n\r\n\t\tthis._enabled = true;\r\n\t},\r\n\r\n\t// @method disable()\r\n\t// Disables the dragging ability\r\n\tdisable: function () {\r\n\t\tif (!this._enabled) { return; }\r\n\r\n\t\t// If we're currently dragging this draggable,\r\n\t\t// disabling it counts as first ending the drag.\r\n\t\tif (Draggable._dragging === this) {\r\n\t\t\tthis.finishDrag();\r\n\t\t}\r\n\r\n\t\toff(this._dragStartTarget, START, this._onDown, this);\r\n\r\n\t\tthis._enabled = false;\r\n\t\tthis._moved = false;\r\n\t},\r\n\r\n\t_onDown: function (e) {\r\n\t\t// Ignore simulated events, since we handle both touch and\r\n\t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n\t\t// touch events, see #4315.\r\n\t\t// Also ignore the event if disabled; this happens in IE11\r\n\t\t// under some circumstances, see #3666.\r\n\t\tif (e._simulated || !this._enabled) { return; }\r\n\r\n\t\tthis._moved = false;\r\n\r\n\t\tif (hasClass(this._element, 'leaflet-zoom-anim')) { return; }\r\n\r\n\t\tif (Draggable._dragging || e.shiftKey || ((e.which !== 1) && (e.button !== 1) && !e.touches)) { return; }\r\n\t\tDraggable._dragging = this; // Prevent dragging multiple objects at once.\r\n\r\n\t\tif (this._preventOutline) {\r\n\t\t\tpreventOutline(this._element);\r\n\t\t}\r\n\r\n\t\tdisableImageDrag();\r\n\t\tdisableTextSelection();\r\n\r\n\t\tif (this._moving) { return; }\r\n\r\n\t\t// @event down: Event\r\n\t\t// Fired when a drag is about to start.\r\n\t\tthis.fire('down');\r\n\r\n\t\tvar first = e.touches ? e.touches[0] : e,\r\n\t\t sizedParent = getSizedParentNode(this._element);\r\n\r\n\t\tthis._startPoint = new Point(first.clientX, first.clientY);\r\n\r\n\t\t// Cache the scale, so that we can continuously compensate for it during drag (_onMove).\r\n\t\tthis._parentScale = getScale(sizedParent);\r\n\r\n\t\ton(document, MOVE[e.type], this._onMove, this);\r\n\t\ton(document, END[e.type], this._onUp, this);\r\n\t},\r\n\r\n\t_onMove: function (e) {\r\n\t\t// Ignore simulated events, since we handle both touch and\r\n\t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n\t\t// touch events, see #4315.\r\n\t\t// Also ignore the event if disabled; this happens in IE11\r\n\t\t// under some circumstances, see #3666.\r\n\t\tif (e._simulated || !this._enabled) { return; }\r\n\r\n\t\tif (e.touches && e.touches.length > 1) {\r\n\t\t\tthis._moved = true;\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tvar first = (e.touches && e.touches.length === 1 ? e.touches[0] : e),\r\n\t\t offset = new Point(first.clientX, first.clientY)._subtract(this._startPoint);\r\n\r\n\t\tif (!offset.x && !offset.y) { return; }\r\n\t\tif (Math.abs(offset.x) + Math.abs(offset.y) < this.options.clickTolerance) { return; }\r\n\r\n\t\t// We assume that the parent container's position, border and scale do not change for the duration of the drag.\r\n\t\t// Therefore there is no need to account for the position and border (they are eliminated by the subtraction)\r\n\t\t// and we can use the cached value for the scale.\r\n\t\toffset.x /= this._parentScale.x;\r\n\t\toffset.y /= this._parentScale.y;\r\n\r\n\t\tpreventDefault(e);\r\n\r\n\t\tif (!this._moved) {\r\n\t\t\t// @event dragstart: Event\r\n\t\t\t// Fired when a drag starts\r\n\t\t\tthis.fire('dragstart');\r\n\r\n\t\t\tthis._moved = true;\r\n\t\t\tthis._startPos = getPosition(this._element).subtract(offset);\r\n\r\n\t\t\taddClass(document.body, 'leaflet-dragging');\r\n\r\n\t\t\tthis._lastTarget = e.target || e.srcElement;\r\n\t\t\t// IE and Edge do not give the element, so fetch it\r\n\t\t\t// if necessary\r\n\t\t\tif ((window.SVGElementInstance) && (this._lastTarget instanceof SVGElementInstance)) {\r\n\t\t\t\tthis._lastTarget = this._lastTarget.correspondingUseElement;\r\n\t\t\t}\r\n\t\t\taddClass(this._lastTarget, 'leaflet-drag-target');\r\n\t\t}\r\n\r\n\t\tthis._newPos = this._startPos.add(offset);\r\n\t\tthis._moving = true;\r\n\r\n\t\tcancelAnimFrame(this._animRequest);\r\n\t\tthis._lastEvent = e;\r\n\t\tthis._animRequest = requestAnimFrame(this._updatePosition, this, true);\r\n\t},\r\n\r\n\t_updatePosition: function () {\r\n\t\tvar e = {originalEvent: this._lastEvent};\r\n\r\n\t\t// @event predrag: Event\r\n\t\t// Fired continuously during dragging *before* each corresponding\r\n\t\t// update of the element's position.\r\n\t\tthis.fire('predrag', e);\r\n\t\tsetPosition(this._element, this._newPos);\r\n\r\n\t\t// @event drag: Event\r\n\t\t// Fired continuously during dragging.\r\n\t\tthis.fire('drag', e);\r\n\t},\r\n\r\n\t_onUp: function (e) {\r\n\t\t// Ignore simulated events, since we handle both touch and\r\n\t\t// mouse explicitly; otherwise we risk getting duplicates of\r\n\t\t// touch events, see #4315.\r\n\t\t// Also ignore the event if disabled; this happens in IE11\r\n\t\t// under some circumstances, see #3666.\r\n\t\tif (e._simulated || !this._enabled) { return; }\r\n\t\tthis.finishDrag();\r\n\t},\r\n\r\n\tfinishDrag: function () {\r\n\t\tremoveClass(document.body, 'leaflet-dragging');\r\n\r\n\t\tif (this._lastTarget) {\r\n\t\t\tremoveClass(this._lastTarget, 'leaflet-drag-target');\r\n\t\t\tthis._lastTarget = null;\r\n\t\t}\r\n\r\n\t\tfor (var i in MOVE) {\r\n\t\t\toff(document, MOVE[i], this._onMove, this);\r\n\t\t\toff(document, END[i], this._onUp, this);\r\n\t\t}\r\n\r\n\t\tenableImageDrag();\r\n\t\tenableTextSelection();\r\n\r\n\t\tif (this._moved && this._moving) {\r\n\t\t\t// ensure drag is not fired after dragend\r\n\t\t\tcancelAnimFrame(this._animRequest);\r\n\r\n\t\t\t// @event dragend: DragEndEvent\r\n\t\t\t// Fired when the drag ends.\r\n\t\t\tthis.fire('dragend', {\r\n\t\t\t\tdistance: this._newPos.distanceTo(this._startPos)\r\n\t\t\t});\r\n\t\t}\r\n\r\n\t\tthis._moving = false;\r\n\t\tDraggable._dragging = false;\r\n\t}\r\n\r\n});\n\n/*\r\n * @namespace LineUtil\r\n *\r\n * Various utility functions for polyline points processing, used by Leaflet internally to make polylines lightning-fast.\r\n */\r\n\r\n// Simplify polyline with vertex reduction and Douglas-Peucker simplification.\r\n// Improves rendering performance dramatically by lessening the number of points to draw.\r\n\r\n// @function simplify(points: Point[], tolerance: Number): Point[]\r\n// Dramatically reduces the number of points in a polyline while retaining\r\n// its shape and returns a new array of simplified points, using the\r\n// [Douglas-Peucker algorithm](http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm).\r\n// Used for a huge performance boost when processing/displaying Leaflet polylines for\r\n// each zoom level and also reducing visual noise. tolerance affects the amount of\r\n// simplification (lesser value means higher quality but slower and with more points).\r\n// Also released as a separated micro-library [Simplify.js](http://mourner.github.com/simplify-js/).\r\nfunction simplify(points, tolerance) {\r\n\tif (!tolerance || !points.length) {\r\n\t\treturn points.slice();\r\n\t}\r\n\r\n\tvar sqTolerance = tolerance * tolerance;\r\n\r\n\t // stage 1: vertex reduction\r\n\t points = _reducePoints(points, sqTolerance);\r\n\r\n\t // stage 2: Douglas-Peucker simplification\r\n\t points = _simplifyDP(points, sqTolerance);\r\n\r\n\treturn points;\r\n}\r\n\r\n// @function pointToSegmentDistance(p: Point, p1: Point, p2: Point): Number\r\n// Returns the distance between point `p` and segment `p1` to `p2`.\r\nfunction pointToSegmentDistance(p, p1, p2) {\r\n\treturn Math.sqrt(_sqClosestPointOnSegment(p, p1, p2, true));\r\n}\r\n\r\n// @function closestPointOnSegment(p: Point, p1: Point, p2: Point): Number\r\n// Returns the closest point from a point `p` on a segment `p1` to `p2`.\r\nfunction closestPointOnSegment(p, p1, p2) {\r\n\treturn _sqClosestPointOnSegment(p, p1, p2);\r\n}\r\n\r\n// Douglas-Peucker simplification, see http://en.wikipedia.org/wiki/Douglas-Peucker_algorithm\r\nfunction _simplifyDP(points, sqTolerance) {\r\n\r\n\tvar len = points.length,\r\n\t ArrayConstructor = typeof Uint8Array !== undefined + '' ? Uint8Array : Array,\r\n\t markers = new ArrayConstructor(len);\r\n\r\n\t markers[0] = markers[len - 1] = 1;\r\n\r\n\t_simplifyDPStep(points, markers, sqTolerance, 0, len - 1);\r\n\r\n\tvar i,\r\n\t newPoints = [];\r\n\r\n\tfor (i = 0; i < len; i++) {\r\n\t\tif (markers[i]) {\r\n\t\t\tnewPoints.push(points[i]);\r\n\t\t}\r\n\t}\r\n\r\n\treturn newPoints;\r\n}\r\n\r\nfunction _simplifyDPStep(points, markers, sqTolerance, first, last) {\r\n\r\n\tvar maxSqDist = 0,\r\n\tindex, i, sqDist;\r\n\r\n\tfor (i = first + 1; i <= last - 1; i++) {\r\n\t\tsqDist = _sqClosestPointOnSegment(points[i], points[first], points[last], true);\r\n\r\n\t\tif (sqDist > maxSqDist) {\r\n\t\t\tindex = i;\r\n\t\t\tmaxSqDist = sqDist;\r\n\t\t}\r\n\t}\r\n\r\n\tif (maxSqDist > sqTolerance) {\r\n\t\tmarkers[index] = 1;\r\n\r\n\t\t_simplifyDPStep(points, markers, sqTolerance, first, index);\r\n\t\t_simplifyDPStep(points, markers, sqTolerance, index, last);\r\n\t}\r\n}\r\n\r\n// reduce points that are too close to each other to a single point\r\nfunction _reducePoints(points, sqTolerance) {\r\n\tvar reducedPoints = [points[0]];\r\n\r\n\tfor (var i = 1, prev = 0, len = points.length; i < len; i++) {\r\n\t\tif (_sqDist(points[i], points[prev]) > sqTolerance) {\r\n\t\t\treducedPoints.push(points[i]);\r\n\t\t\tprev = i;\r\n\t\t}\r\n\t}\r\n\tif (prev < len - 1) {\r\n\t\treducedPoints.push(points[len - 1]);\r\n\t}\r\n\treturn reducedPoints;\r\n}\r\n\r\nvar _lastCode;\r\n\r\n// @function clipSegment(a: Point, b: Point, bounds: Bounds, useLastCode?: Boolean, round?: Boolean): Point[]|Boolean\r\n// Clips the segment a to b by rectangular bounds with the\r\n// [Cohen-Sutherland algorithm](https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm)\r\n// (modifying the segment points directly!). Used by Leaflet to only show polyline\r\n// points that are on the screen or near, increasing performance.\r\nfunction clipSegment(a, b, bounds, useLastCode, round) {\r\n\tvar codeA = useLastCode ? _lastCode : _getBitCode(a, bounds),\r\n\t codeB = _getBitCode(b, bounds),\r\n\r\n\t codeOut, p, newCode;\r\n\r\n\t // save 2nd code to avoid calculating it on the next segment\r\n\t _lastCode = codeB;\r\n\r\n\twhile (true) {\r\n\t\t// if a,b is inside the clip window (trivial accept)\r\n\t\tif (!(codeA | codeB)) {\r\n\t\t\treturn [a, b];\r\n\t\t}\r\n\r\n\t\t// if a,b is outside the clip window (trivial reject)\r\n\t\tif (codeA & codeB) {\r\n\t\t\treturn false;\r\n\t\t}\r\n\r\n\t\t// other cases\r\n\t\tcodeOut = codeA || codeB;\r\n\t\tp = _getEdgeIntersection(a, b, codeOut, bounds, round);\r\n\t\tnewCode = _getBitCode(p, bounds);\r\n\r\n\t\tif (codeOut === codeA) {\r\n\t\t\ta = p;\r\n\t\t\tcodeA = newCode;\r\n\t\t} else {\r\n\t\t\tb = p;\r\n\t\t\tcodeB = newCode;\r\n\t\t}\r\n\t}\r\n}\r\n\r\nfunction _getEdgeIntersection(a, b, code, bounds, round) {\r\n\tvar dx = b.x - a.x,\r\n\t dy = b.y - a.y,\r\n\t min = bounds.min,\r\n\t max = bounds.max,\r\n\t x, y;\r\n\r\n\tif (code & 8) { // top\r\n\t\tx = a.x + dx * (max.y - a.y) / dy;\r\n\t\ty = max.y;\r\n\r\n\t} else if (code & 4) { // bottom\r\n\t\tx = a.x + dx * (min.y - a.y) / dy;\r\n\t\ty = min.y;\r\n\r\n\t} else if (code & 2) { // right\r\n\t\tx = max.x;\r\n\t\ty = a.y + dy * (max.x - a.x) / dx;\r\n\r\n\t} else if (code & 1) { // left\r\n\t\tx = min.x;\r\n\t\ty = a.y + dy * (min.x - a.x) / dx;\r\n\t}\r\n\r\n\treturn new Point(x, y, round);\r\n}\r\n\r\nfunction _getBitCode(p, bounds) {\r\n\tvar code = 0;\r\n\r\n\tif (p.x < bounds.min.x) { // left\r\n\t\tcode |= 1;\r\n\t} else if (p.x > bounds.max.x) { // right\r\n\t\tcode |= 2;\r\n\t}\r\n\r\n\tif (p.y < bounds.min.y) { // bottom\r\n\t\tcode |= 4;\r\n\t} else if (p.y > bounds.max.y) { // top\r\n\t\tcode |= 8;\r\n\t}\r\n\r\n\treturn code;\r\n}\r\n\r\n// square distance (to avoid unnecessary Math.sqrt calls)\r\nfunction _sqDist(p1, p2) {\r\n\tvar dx = p2.x - p1.x,\r\n\t dy = p2.y - p1.y;\r\n\treturn dx * dx + dy * dy;\r\n}\r\n\r\n// return closest point on segment or distance to that point\r\nfunction _sqClosestPointOnSegment(p, p1, p2, sqDist) {\r\n\tvar x = p1.x,\r\n\t y = p1.y,\r\n\t dx = p2.x - x,\r\n\t dy = p2.y - y,\r\n\t dot = dx * dx + dy * dy,\r\n\t t;\r\n\r\n\tif (dot > 0) {\r\n\t\tt = ((p.x - x) * dx + (p.y - y) * dy) / dot;\r\n\r\n\t\tif (t > 1) {\r\n\t\t\tx = p2.x;\r\n\t\t\ty = p2.y;\r\n\t\t} else if (t > 0) {\r\n\t\t\tx += dx * t;\r\n\t\t\ty += dy * t;\r\n\t\t}\r\n\t}\r\n\r\n\tdx = p.x - x;\r\n\tdy = p.y - y;\r\n\r\n\treturn sqDist ? dx * dx + dy * dy : new Point(x, y);\r\n}\r\n\r\n\r\n// @function isFlat(latlngs: LatLng[]): Boolean\r\n// Returns true if `latlngs` is a flat array, false is nested.\r\nfunction isFlat(latlngs) {\r\n\treturn !isArray(latlngs[0]) || (typeof latlngs[0][0] !== 'object' && typeof latlngs[0][0] !== 'undefined');\r\n}\r\n\r\nfunction _flat(latlngs) {\r\n\tconsole.warn('Deprecated use of _flat, please use L.LineUtil.isFlat instead.');\r\n\treturn isFlat(latlngs);\r\n}\r\n\n\nvar LineUtil = (Object.freeze || Object)({\n\tsimplify: simplify,\n\tpointToSegmentDistance: pointToSegmentDistance,\n\tclosestPointOnSegment: closestPointOnSegment,\n\tclipSegment: clipSegment,\n\t_getEdgeIntersection: _getEdgeIntersection,\n\t_getBitCode: _getBitCode,\n\t_sqClosestPointOnSegment: _sqClosestPointOnSegment,\n\tisFlat: isFlat,\n\t_flat: _flat\n});\n\n/*\r\n * @namespace PolyUtil\r\n * Various utility functions for polygon geometries.\r\n */\r\n\r\n/* @function clipPolygon(points: Point[], bounds: Bounds, round?: Boolean): Point[]\r\n * Clips the polygon geometry defined by the given `points` by the given bounds (using the [Sutherland-Hodgman algorithm](https://en.wikipedia.org/wiki/Sutherland%E2%80%93Hodgman_algorithm)).\r\n * Used by Leaflet to only show polygon points that are on the screen or near, increasing\r\n * performance. Note that polygon points needs different algorithm for clipping\r\n * than polyline, so there's a separate method for it.\r\n */\r\nfunction clipPolygon(points, bounds, round) {\r\n\tvar clippedPoints,\r\n\t edges = [1, 4, 2, 8],\r\n\t i, j, k,\r\n\t a, b,\r\n\t len, edge, p;\r\n\r\n\tfor (i = 0, len = points.length; i < len; i++) {\r\n\t\tpoints[i]._code = _getBitCode(points[i], bounds);\r\n\t}\r\n\r\n\t// for each edge (left, bottom, right, top)\r\n\tfor (k = 0; k < 4; k++) {\r\n\t\tedge = edges[k];\r\n\t\tclippedPoints = [];\r\n\r\n\t\tfor (i = 0, len = points.length, j = len - 1; i < len; j = i++) {\r\n\t\t\ta = points[i];\r\n\t\t\tb = points[j];\r\n\r\n\t\t\t// if a is inside the clip window\r\n\t\t\tif (!(a._code & edge)) {\r\n\t\t\t\t// if b is outside the clip window (a->b goes out of screen)\r\n\t\t\t\tif (b._code & edge) {\r\n\t\t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n\t\t\t\t\tp._code = _getBitCode(p, bounds);\r\n\t\t\t\t\tclippedPoints.push(p);\r\n\t\t\t\t}\r\n\t\t\t\tclippedPoints.push(a);\r\n\r\n\t\t\t// else if b is inside the clip window (a->b enters the screen)\r\n\t\t\t} else if (!(b._code & edge)) {\r\n\t\t\t\tp = _getEdgeIntersection(b, a, edge, bounds, round);\r\n\t\t\t\tp._code = _getBitCode(p, bounds);\r\n\t\t\t\tclippedPoints.push(p);\r\n\t\t\t}\r\n\t\t}\r\n\t\tpoints = clippedPoints;\r\n\t}\r\n\r\n\treturn points;\r\n}\r\n\n\nvar PolyUtil = (Object.freeze || Object)({\n\tclipPolygon: clipPolygon\n});\n\n/*\r\n * @namespace Projection\r\n * @section\r\n * Leaflet comes with a set of already defined Projections out of the box:\r\n *\r\n * @projection L.Projection.LonLat\r\n *\r\n * Equirectangular, or Plate Carree projection — the most simple projection,\r\n * mostly used by GIS enthusiasts. Directly maps `x` as longitude, and `y` as\r\n * latitude. Also suitable for flat worlds, e.g. game maps. Used by the\r\n * `EPSG:4326` and `Simple` CRS.\r\n */\r\n\r\nvar LonLat = {\r\n\tproject: function (latlng) {\r\n\t\treturn new Point(latlng.lng, latlng.lat);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\treturn new LatLng(point.y, point.x);\r\n\t},\r\n\r\n\tbounds: new Bounds([-180, -90], [180, 90])\r\n};\n\n/*\r\n * @namespace Projection\r\n * @projection L.Projection.Mercator\r\n *\r\n * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by the EPSG:3395 CRS.\r\n */\r\n\r\nvar Mercator = {\r\n\tR: 6378137,\r\n\tR_MINOR: 6356752.314245179,\r\n\r\n\tbounds: new Bounds([-20037508.34279, -15496570.73972], [20037508.34279, 18764656.23138]),\r\n\r\n\tproject: function (latlng) {\r\n\t\tvar d = Math.PI / 180,\r\n\t\t r = this.R,\r\n\t\t y = latlng.lat * d,\r\n\t\t tmp = this.R_MINOR / r,\r\n\t\t e = Math.sqrt(1 - tmp * tmp),\r\n\t\t con = e * Math.sin(y);\r\n\r\n\t\tvar ts = Math.tan(Math.PI / 4 - y / 2) / Math.pow((1 - con) / (1 + con), e / 2);\r\n\t\ty = -r * Math.log(Math.max(ts, 1E-10));\r\n\r\n\t\treturn new Point(latlng.lng * d * r, y);\r\n\t},\r\n\r\n\tunproject: function (point) {\r\n\t\tvar d = 180 / Math.PI,\r\n\t\t r = this.R,\r\n\t\t tmp = this.R_MINOR / r,\r\n\t\t e = Math.sqrt(1 - tmp * tmp),\r\n\t\t ts = Math.exp(-point.y / r),\r\n\t\t phi = Math.PI / 2 - 2 * Math.atan(ts);\r\n\r\n\t\tfor (var i = 0, dphi = 0.1, con; i < 15 && Math.abs(dphi) > 1e-7; i++) {\r\n\t\t\tcon = e * Math.sin(phi);\r\n\t\t\tcon = Math.pow((1 - con) / (1 + con), e / 2);\r\n\t\t\tdphi = Math.PI / 2 - 2 * Math.atan(ts * con) - phi;\r\n\t\t\tphi += dphi;\r\n\t\t}\r\n\r\n\t\treturn new LatLng(phi * d, point.x * d / r);\r\n\t}\r\n};\n\n/*\n * @class Projection\n\n * An object with methods for projecting geographical coordinates of the world onto\n * a flat surface (and back). See [Map projection](http://en.wikipedia.org/wiki/Map_projection).\n\n * @property bounds: Bounds\n * The bounds (specified in CRS units) where the projection is valid\n\n * @method project(latlng: LatLng): Point\n * Projects geographical coordinates into a 2D point.\n * Only accepts actual `L.LatLng` instances, not arrays.\n\n * @method unproject(point: Point): LatLng\n * The inverse of `project`. Projects a 2D point into a geographical location.\n * Only accepts actual `L.Point` instances, not arrays.\n\n * Note that the projection instances do not inherit from Leafet's `Class` object,\n * and can't be instantiated. Also, new classes can't inherit from them,\n * and methods can't be added to them with the `include` function.\n\n */\n\n\n\n\nvar index = (Object.freeze || Object)({\n\tLonLat: LonLat,\n\tMercator: Mercator,\n\tSphericalMercator: SphericalMercator\n});\n\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG3395\r\n *\r\n * Rarely used by some commercial tile providers. Uses Elliptical Mercator projection.\r\n */\r\nvar EPSG3395 = extend({}, Earth, {\r\n\tcode: 'EPSG:3395',\r\n\tprojection: Mercator,\r\n\r\n\ttransformation: (function () {\r\n\t\tvar scale = 0.5 / (Math.PI * Mercator.R);\r\n\t\treturn toTransformation(scale, 0.5, -scale, 0.5);\r\n\t}())\r\n});\n\n/*\r\n * @namespace CRS\r\n * @crs L.CRS.EPSG4326\r\n *\r\n * A common CRS among GIS enthusiasts. Uses simple Equirectangular projection.\r\n *\r\n * Leaflet 1.0.x complies with the [TMS coordinate scheme for EPSG:4326](https://wiki.osgeo.org/wiki/Tile_Map_Service_Specification#global-geodetic),\r\n * which is a breaking change from 0.7.x behaviour. If you are using a `TileLayer`\r\n * with this CRS, ensure that there are two 256x256 pixel tiles covering the\r\n * whole earth at zoom level zero, and that the tile coordinate origin is (-180,+90),\r\n * or (-180,-90) for `TileLayer`s with [the `tms` option](#tilelayer-tms) set.\r\n */\r\n\r\nvar EPSG4326 = extend({}, Earth, {\r\n\tcode: 'EPSG:4326',\r\n\tprojection: LonLat,\r\n\ttransformation: toTransformation(1 / 180, 1, -1 / 180, 0.5)\r\n});\n\n/*\n * @namespace CRS\n * @crs L.CRS.Simple\n *\n * A simple CRS that maps longitude and latitude into `x` and `y` directly.\n * May be used for maps of flat surfaces (e.g. game maps). Note that the `y`\n * axis should still be inverted (going from bottom to top). `distance()` returns\n * simple euclidean distance.\n */\n\nvar Simple = extend({}, CRS, {\n\tprojection: LonLat,\n\ttransformation: toTransformation(1, 0, -1, 0),\n\n\tscale: function (zoom) {\n\t\treturn Math.pow(2, zoom);\n\t},\n\n\tzoom: function (scale) {\n\t\treturn Math.log(scale) / Math.LN2;\n\t},\n\n\tdistance: function (latlng1, latlng2) {\n\t\tvar dx = latlng2.lng - latlng1.lng,\n\t\t dy = latlng2.lat - latlng1.lat;\n\n\t\treturn Math.sqrt(dx * dx + dy * dy);\n\t},\n\n\tinfinite: true\n});\n\nCRS.Earth = Earth;\nCRS.EPSG3395 = EPSG3395;\nCRS.EPSG3857 = EPSG3857;\nCRS.EPSG900913 = EPSG900913;\nCRS.EPSG4326 = EPSG4326;\nCRS.Simple = Simple;\n\n/*\n * @class Layer\n * @inherits Evented\n * @aka L.Layer\n * @aka ILayer\n *\n * A set of methods from the Layer base class that all Leaflet layers use.\n * Inherits all methods, options and events from `L.Evented`.\n *\n * @example\n *\n * ```js\n * var layer = L.marker(latlng).addTo(map);\n * layer.addTo(map);\n * layer.remove();\n * ```\n *\n * @event add: Event\n * Fired after the layer is added to a map\n *\n * @event remove: Event\n * Fired after the layer is removed from a map\n */\n\n\nvar Layer = Evented.extend({\n\n\t// Classes extending `L.Layer` will inherit the following options:\n\toptions: {\n\t\t// @option pane: String = 'overlayPane'\n\t\t// By default the layer will be added to the map's [overlay pane](#map-overlaypane). Overriding this option will cause the layer to be placed on another pane by default.\n\t\tpane: 'overlayPane',\n\n\t\t// @option attribution: String = null\n\t\t// String to be shown in the attribution control, e.g. \"© OpenStreetMap contributors\". It describes the layer data and is often a legal obligation towards copyright holders and tile providers.\n\t\tattribution: null,\n\n\t\tbubblingMouseEvents: true\n\t},\n\n\t/* @section\n\t * Classes extending `L.Layer` will inherit the following methods:\n\t *\n\t * @method addTo(map: Map|LayerGroup): this\n\t * Adds the layer to the given map or layer group.\n\t */\n\taddTo: function (map) {\n\t\tmap.addLayer(this);\n\t\treturn this;\n\t},\n\n\t// @method remove: this\n\t// Removes the layer from the map it is currently active on.\n\tremove: function () {\n\t\treturn this.removeFrom(this._map || this._mapToAdd);\n\t},\n\n\t// @method removeFrom(map: Map): this\n\t// Removes the layer from the given map\n\tremoveFrom: function (obj) {\n\t\tif (obj) {\n\t\t\tobj.removeLayer(this);\n\t\t}\n\t\treturn this;\n\t},\n\n\t// @method getPane(name? : String): HTMLElement\n\t// Returns the `HTMLElement` representing the named pane on the map. If `name` is omitted, returns the pane for this layer.\n\tgetPane: function (name) {\n\t\treturn this._map.getPane(name ? (this.options[name] || name) : this.options.pane);\n\t},\n\n\taddInteractiveTarget: function (targetEl) {\n\t\tthis._map._targets[stamp(targetEl)] = this;\n\t\treturn this;\n\t},\n\n\tremoveInteractiveTarget: function (targetEl) {\n\t\tdelete this._map._targets[stamp(targetEl)];\n\t\treturn this;\n\t},\n\n\t// @method getAttribution: String\n\t// Used by the `attribution control`, returns the [attribution option](#gridlayer-attribution).\n\tgetAttribution: function () {\n\t\treturn this.options.attribution;\n\t},\n\n\t_layerAdd: function (e) {\n\t\tvar map = e.target;\n\n\t\t// check in case layer gets added and then removed before the map is ready\n\t\tif (!map.hasLayer(this)) { return; }\n\n\t\tthis._map = map;\n\t\tthis._zoomAnimated = map._zoomAnimated;\n\n\t\tif (this.getEvents) {\n\t\t\tvar events = this.getEvents();\n\t\t\tmap.on(events, this);\n\t\t\tthis.once('remove', function () {\n\t\t\t\tmap.off(events, this);\n\t\t\t}, this);\n\t\t}\n\n\t\tthis.onAdd(map);\n\n\t\tif (this.getAttribution && map.attributionControl) {\n\t\t\tmap.attributionControl.addAttribution(this.getAttribution());\n\t\t}\n\n\t\tthis.fire('add');\n\t\tmap.fire('layeradd', {layer: this});\n\t}\n});\n\n/* @section Extension methods\n * @uninheritable\n *\n * Every layer should extend from `L.Layer` and (re-)implement the following methods.\n *\n * @method onAdd(map: Map): this\n * Should contain code that creates DOM elements for the layer, adds them to `map panes` where they should belong and puts listeners on relevant map events. Called on [`map.addLayer(layer)`](#map-addlayer).\n *\n * @method onRemove(map: Map): this\n * Should contain all clean up code that removes the layer's elements from the DOM and removes listeners previously added in [`onAdd`](#layer-onadd). Called on [`map.removeLayer(layer)`](#map-removelayer).\n *\n * @method getEvents(): Object\n * This optional method should return an object like `{ viewreset: this._reset }` for [`addEventListener`](#evented-addeventlistener). The event handlers in this object will be automatically added and removed from the map with your layer.\n *\n * @method getAttribution(): String\n * This optional method should return a string containing HTML to be shown on the `Attribution control` whenever the layer is visible.\n *\n * @method beforeAdd(map: Map): this\n * Optional method. Called on [`map.addLayer(layer)`](#map-addlayer), before the layer is added to the map, before events are initialized, without waiting until the map is in a usable state. Use for early initialization only.\n */\n\n\n/* @namespace Map\n * @section Layer events\n *\n * @event layeradd: LayerEvent\n * Fired when a new layer is added to the map.\n *\n * @event layerremove: LayerEvent\n * Fired when some layer is removed from the map\n *\n * @section Methods for Layers and Controls\n */\nMap.include({\n\t// @method addLayer(layer: Layer): this\n\t// Adds the given layer to the map\n\taddLayer: function (layer) {\n\t\tif (!layer._layerAdd) {\n\t\t\tthrow new Error('The provided object is not a Layer.');\n\t\t}\n\n\t\tvar id = stamp(layer);\n\t\tif (this._layers[id]) { return this; }\n\t\tthis._layers[id] = layer;\n\n\t\tlayer._mapToAdd = this;\n\n\t\tif (layer.beforeAdd) {\n\t\t\tlayer.beforeAdd(this);\n\t\t}\n\n\t\tthis.whenReady(layer._layerAdd, layer);\n\n\t\treturn this;\n\t},\n\n\t// @method removeLayer(layer: Layer): this\n\t// Removes the given layer from the map.\n\tremoveLayer: function (layer) {\n\t\tvar id = stamp(layer);\n\n\t\tif (!this._layers[id]) { return this; }\n\n\t\tif (this._loaded) {\n\t\t\tlayer.onRemove(this);\n\t\t}\n\n\t\tif (layer.getAttribution && this.attributionControl) {\n\t\t\tthis.attributionControl.removeAttribution(layer.getAttribution());\n\t\t}\n\n\t\tdelete this._layers[id];\n\n\t\tif (this._loaded) {\n\t\t\tthis.fire('layerremove', {layer: layer});\n\t\t\tlayer.fire('remove');\n\t\t}\n\n\t\tlayer._map = layer._mapToAdd = null;\n\n\t\treturn this;\n\t},\n\n\t// @method hasLayer(layer: Layer): Boolean\n\t// Returns `true` if the given layer is currently added to the map\n\thasLayer: function (layer) {\n\t\treturn !!layer && (stamp(layer) in this._layers);\n\t},\n\n\t/* @method eachLayer(fn: Function, context?: Object): this\n\t * Iterates over the layers of the map, optionally specifying context of the iterator function.\n\t * ```\n\t * map.eachLayer(function(layer){\n\t * layer.bindPopup('Hello');\n\t * });\n\t * ```\n\t */\n\teachLayer: function (method, context) {\n\t\tfor (var i in this._layers) {\n\t\t\tmethod.call(context, this._layers[i]);\n\t\t}\n\t\treturn this;\n\t},\n\n\t_addLayers: function (layers) {\n\t\tlayers = layers ? (isArray(layers) ? layers : [layers]) : [];\n\n\t\tfor (var i = 0, len = layers.length; i < len; i++) {\n\t\t\tthis.addLayer(layers[i]);\n\t\t}\n\t},\n\n\t_addZoomLimit: function (layer) {\n\t\tif (isNaN(layer.options.maxZoom) || !isNaN(layer.options.minZoom)) {\n\t\t\tthis._zoomBoundLayers[stamp(layer)] = layer;\n\t\t\tthis._updateZoomLevels();\n\t\t}\n\t},\n\n\t_removeZoomLimit: function (layer) {\n\t\tvar id = stamp(layer);\n\n\t\tif (this._zoomBoundLayers[id]) {\n\t\t\tdelete this._zoomBoundLayers[id];\n\t\t\tthis._updateZoomLevels();\n\t\t}\n\t},\n\n\t_updateZoomLevels: function () {\n\t\tvar minZoom = Infinity,\n\t\t maxZoom = -Infinity,\n\t\t oldZoomSpan = this._getZoomSpan();\n\n\t\tfor (var i in this._zoomBoundLayers) {\n\t\t\tvar options = this._zoomBoundLayers[i].options;\n\n\t\t\tminZoom = options.minZoom === undefined ? minZoom : Math.min(minZoom, options.minZoom);\n\t\t\tmaxZoom = options.maxZoom === undefined ? maxZoom : Math.max(maxZoom, options.maxZoom);\n\t\t}\n\n\t\tthis._layersMaxZoom = maxZoom === -Infinity ? undefined : maxZoom;\n\t\tthis._layersMinZoom = minZoom === Infinity ? undefined : minZoom;\n\n\t\t// @section Map state change events\n\t\t// @event zoomlevelschange: Event\n\t\t// Fired when the number of zoomlevels on the map is changed due\n\t\t// to adding or removing a layer.\n\t\tif (oldZoomSpan !== this._getZoomSpan()) {\n\t\t\tthis.fire('zoomlevelschange');\n\t\t}\n\n\t\tif (this.options.maxZoom === undefined && this._layersMaxZoom && this.getZoom() > this._layersMaxZoom) {\n\t\t\tthis.setZoom(this._layersMaxZoom);\n\t\t}\n\t\tif (this.options.minZoom === undefined && this._layersMinZoom && this.getZoom() < this._layersMinZoom) {\n\t\t\tthis.setZoom(this._layersMinZoom);\n\t\t}\n\t}\n});\n\n/*\r\n * @class LayerGroup\r\n * @aka L.LayerGroup\r\n * @inherits Layer\r\n *\r\n * Used to group several layers and handle them as one. If you add it to the map,\r\n * any layers added or removed from the group will be added/removed on the map as\r\n * well. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.layerGroup([marker1, marker2])\r\n * \t.addLayer(polyline)\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\nvar LayerGroup = Layer.extend({\r\n\r\n\tinitialize: function (layers, options) {\r\n\t\tsetOptions(this, options);\r\n\r\n\t\tthis._layers = {};\r\n\r\n\t\tvar i, len;\r\n\r\n\t\tif (layers) {\r\n\t\t\tfor (i = 0, len = layers.length; i < len; i++) {\r\n\t\t\t\tthis.addLayer(layers[i]);\r\n\t\t\t}\r\n\t\t}\r\n\t},\r\n\r\n\t// @method addLayer(layer: Layer): this\r\n\t// Adds the given layer to the group.\r\n\taddLayer: function (layer) {\r\n\t\tvar id = this.getLayerId(layer);\r\n\r\n\t\tthis._layers[id] = layer;\r\n\r\n\t\tif (this._map) {\r\n\t\t\tthis._map.addLayer(layer);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method removeLayer(layer: Layer): this\r\n\t// Removes the given layer from the group.\r\n\t// @alternative\r\n\t// @method removeLayer(id: Number): this\r\n\t// Removes the layer with the given internal ID from the group.\r\n\tremoveLayer: function (layer) {\r\n\t\tvar id = layer in this._layers ? layer : this.getLayerId(layer);\r\n\r\n\t\tif (this._map && this._layers[id]) {\r\n\t\t\tthis._map.removeLayer(this._layers[id]);\r\n\t\t}\r\n\r\n\t\tdelete this._layers[id];\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method hasLayer(layer: Layer): Boolean\r\n\t// Returns `true` if the given layer is currently added to the group.\r\n\t// @alternative\r\n\t// @method hasLayer(id: Number): Boolean\r\n\t// Returns `true` if the given internal ID is currently added to the group.\r\n\thasLayer: function (layer) {\r\n\t\treturn !!layer && (layer in this._layers || this.getLayerId(layer) in this._layers);\r\n\t},\r\n\r\n\t// @method clearLayers(): this\r\n\t// Removes all the layers from the group.\r\n\tclearLayers: function () {\r\n\t\treturn this.eachLayer(this.removeLayer, this);\r\n\t},\r\n\r\n\t// @method invoke(methodName: String, …): this\r\n\t// Calls `methodName` on every layer contained in this group, passing any\r\n\t// additional parameters. Has no effect if the layers contained do not\r\n\t// implement `methodName`.\r\n\tinvoke: function (methodName) {\r\n\t\tvar args = Array.prototype.slice.call(arguments, 1),\r\n\t\t i, layer;\r\n\r\n\t\tfor (i in this._layers) {\r\n\t\t\tlayer = this._layers[i];\r\n\r\n\t\t\tif (layer[methodName]) {\r\n\t\t\t\tlayer[methodName].apply(layer, args);\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\tonAdd: function (map) {\r\n\t\tthis.eachLayer(map.addLayer, map);\r\n\t},\r\n\r\n\tonRemove: function (map) {\r\n\t\tthis.eachLayer(map.removeLayer, map);\r\n\t},\r\n\r\n\t// @method eachLayer(fn: Function, context?: Object): this\r\n\t// Iterates over the layers of the group, optionally specifying context of the iterator function.\r\n\t// ```js\r\n\t// group.eachLayer(function (layer) {\r\n\t// \tlayer.bindPopup('Hello');\r\n\t// });\r\n\t// ```\r\n\teachLayer: function (method, context) {\r\n\t\tfor (var i in this._layers) {\r\n\t\t\tmethod.call(context, this._layers[i]);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method getLayer(id: Number): Layer\r\n\t// Returns the layer with the given internal ID.\r\n\tgetLayer: function (id) {\r\n\t\treturn this._layers[id];\r\n\t},\r\n\r\n\t// @method getLayers(): Layer[]\r\n\t// Returns an array of all the layers added to the group.\r\n\tgetLayers: function () {\r\n\t\tvar layers = [];\r\n\t\tthis.eachLayer(layers.push, layers);\r\n\t\treturn layers;\r\n\t},\r\n\r\n\t// @method setZIndex(zIndex: Number): this\r\n\t// Calls `setZIndex` on every layer contained in this group, passing the z-index.\r\n\tsetZIndex: function (zIndex) {\r\n\t\treturn this.invoke('setZIndex', zIndex);\r\n\t},\r\n\r\n\t// @method getLayerId(layer: Layer): Number\r\n\t// Returns the internal ID for a layer\r\n\tgetLayerId: function (layer) {\r\n\t\treturn stamp(layer);\r\n\t}\r\n});\r\n\r\n\r\n// @factory L.layerGroup(layers?: Layer[], options?: Object)\r\n// Create a layer group, optionally given an initial set of layers and an `options` object.\r\nvar layerGroup = function (layers, options) {\r\n\treturn new LayerGroup(layers, options);\r\n};\n\n/*\r\n * @class FeatureGroup\r\n * @aka L.FeatureGroup\r\n * @inherits LayerGroup\r\n *\r\n * Extended `LayerGroup` that makes it easier to do the same thing to all its member layers:\r\n * * [`bindPopup`](#layer-bindpopup) binds a popup to all of the layers at once (likewise with [`bindTooltip`](#layer-bindtooltip))\r\n * * Events are propagated to the `FeatureGroup`, so if the group has an event\r\n * handler, it will handle events from any of the layers. This includes mouse events\r\n * and custom events.\r\n * * Has `layeradd` and `layerremove` events\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.featureGroup([marker1, marker2, polyline])\r\n * \t.bindPopup('Hello world!')\r\n * \t.on('click', function() { alert('Clicked on a member of the group!'); })\r\n * \t.addTo(map);\r\n * ```\r\n */\r\n\r\nvar FeatureGroup = LayerGroup.extend({\r\n\r\n\taddLayer: function (layer) {\r\n\t\tif (this.hasLayer(layer)) {\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tlayer.addEventParent(this);\r\n\r\n\t\tLayerGroup.prototype.addLayer.call(this, layer);\r\n\r\n\t\t// @event layeradd: LayerEvent\r\n\t\t// Fired when a layer is added to this `FeatureGroup`\r\n\t\treturn this.fire('layeradd', {layer: layer});\r\n\t},\r\n\r\n\tremoveLayer: function (layer) {\r\n\t\tif (!this.hasLayer(layer)) {\r\n\t\t\treturn this;\r\n\t\t}\r\n\t\tif (layer in this._layers) {\r\n\t\t\tlayer = this._layers[layer];\r\n\t\t}\r\n\r\n\t\tlayer.removeEventParent(this);\r\n\r\n\t\tLayerGroup.prototype.removeLayer.call(this, layer);\r\n\r\n\t\t// @event layerremove: LayerEvent\r\n\t\t// Fired when a layer is removed from this `FeatureGroup`\r\n\t\treturn this.fire('layerremove', {layer: layer});\r\n\t},\r\n\r\n\t// @method setStyle(style: Path options): this\r\n\t// Sets the given path options to each layer of the group that has a `setStyle` method.\r\n\tsetStyle: function (style) {\r\n\t\treturn this.invoke('setStyle', style);\r\n\t},\r\n\r\n\t// @method bringToFront(): this\r\n\t// Brings the layer group to the top of all other layers\r\n\tbringToFront: function () {\r\n\t\treturn this.invoke('bringToFront');\r\n\t},\r\n\r\n\t// @method bringToBack(): this\r\n\t// Brings the layer group to the back of all other layers\r\n\tbringToBack: function () {\r\n\t\treturn this.invoke('bringToBack');\r\n\t},\r\n\r\n\t// @method getBounds(): LatLngBounds\r\n\t// Returns the LatLngBounds of the Feature Group (created from bounds and coordinates of its children).\r\n\tgetBounds: function () {\r\n\t\tvar bounds = new LatLngBounds();\r\n\r\n\t\tfor (var id in this._layers) {\r\n\t\t\tvar layer = this._layers[id];\r\n\t\t\tbounds.extend(layer.getBounds ? layer.getBounds() : layer.getLatLng());\r\n\t\t}\r\n\t\treturn bounds;\r\n\t}\r\n});\r\n\r\n// @factory L.featureGroup(layers: Layer[])\r\n// Create a feature group, optionally given an initial set of layers.\r\nvar featureGroup = function (layers) {\r\n\treturn new FeatureGroup(layers);\r\n};\n\n/*\r\n * @class Icon\r\n * @aka L.Icon\r\n *\r\n * Represents an icon to provide when creating a marker.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var myIcon = L.icon({\r\n * iconUrl: 'my-icon.png',\r\n * iconRetinaUrl: 'my-icon@2x.png',\r\n * iconSize: [38, 95],\r\n * iconAnchor: [22, 94],\r\n * popupAnchor: [-3, -76],\r\n * shadowUrl: 'my-icon-shadow.png',\r\n * shadowRetinaUrl: 'my-icon-shadow@2x.png',\r\n * shadowSize: [68, 95],\r\n * shadowAnchor: [22, 94]\r\n * });\r\n *\r\n * L.marker([50.505, 30.57], {icon: myIcon}).addTo(map);\r\n * ```\r\n *\r\n * `L.Icon.Default` extends `L.Icon` and is the blue icon Leaflet uses for markers by default.\r\n *\r\n */\r\n\r\nvar Icon = Class.extend({\r\n\r\n\t/* @section\r\n\t * @aka Icon options\r\n\t *\r\n\t * @option iconUrl: String = null\r\n\t * **(required)** The URL to the icon image (absolute or relative to your script path).\r\n\t *\r\n\t * @option iconRetinaUrl: String = null\r\n\t * The URL to a retina sized version of the icon image (absolute or relative to your\r\n\t * script path). Used for Retina screen devices.\r\n\t *\r\n\t * @option iconSize: Point = null\r\n\t * Size of the icon image in pixels.\r\n\t *\r\n\t * @option iconAnchor: Point = null\r\n\t * The coordinates of the \"tip\" of the icon (relative to its top left corner). The icon\r\n\t * will be aligned so that this point is at the marker's geographical location. Centered\r\n\t * by default if size is specified, also can be set in CSS with negative margins.\r\n\t *\r\n\t * @option popupAnchor: Point = [0, 0]\r\n\t * The coordinates of the point from which popups will \"open\", relative to the icon anchor.\r\n\t *\r\n\t * @option tooltipAnchor: Point = [0, 0]\r\n\t * The coordinates of the point from which tooltips will \"open\", relative to the icon anchor.\r\n\t *\r\n\t * @option shadowUrl: String = null\r\n\t * The URL to the icon shadow image. If not specified, no shadow image will be created.\r\n\t *\r\n\t * @option shadowRetinaUrl: String = null\r\n\t *\r\n\t * @option shadowSize: Point = null\r\n\t * Size of the shadow image in pixels.\r\n\t *\r\n\t * @option shadowAnchor: Point = null\r\n\t * The coordinates of the \"tip\" of the shadow (relative to its top left corner) (the same\r\n\t * as iconAnchor if not specified).\r\n\t *\r\n\t * @option className: String = ''\r\n\t * A custom class name to assign to both icon and shadow images. Empty by default.\r\n\t */\r\n\r\n\toptions: {\r\n\t\tpopupAnchor: [0, 0],\r\n\t\ttooltipAnchor: [0, 0]\r\n\t},\r\n\r\n\tinitialize: function (options) {\r\n\t\tsetOptions(this, options);\r\n\t},\r\n\r\n\t// @method createIcon(oldIcon?: HTMLElement): HTMLElement\r\n\t// Called internally when the icon has to be shown, returns a `` HTML element\r\n\t// styled according to the options.\r\n\tcreateIcon: function (oldIcon) {\r\n\t\treturn this._createIcon('icon', oldIcon);\r\n\t},\r\n\r\n\t// @method createShadow(oldIcon?: HTMLElement): HTMLElement\r\n\t// As `createIcon`, but for the shadow beneath it.\r\n\tcreateShadow: function (oldIcon) {\r\n\t\treturn this._createIcon('shadow', oldIcon);\r\n\t},\r\n\r\n\t_createIcon: function (name, oldIcon) {\r\n\t\tvar src = this._getIconUrl(name);\r\n\r\n\t\tif (!src) {\r\n\t\t\tif (name === 'icon') {\r\n\t\t\t\tthrow new Error('iconUrl not set in Icon options (see the docs).');\r\n\t\t\t}\r\n\t\t\treturn null;\r\n\t\t}\r\n\r\n\t\tvar img = this._createImg(src, oldIcon && oldIcon.tagName === 'IMG' ? oldIcon : null);\r\n\t\tthis._setIconStyles(img, name);\r\n\r\n\t\treturn img;\r\n\t},\r\n\r\n\t_setIconStyles: function (img, name) {\r\n\t\tvar options = this.options;\r\n\t\tvar sizeOption = options[name + 'Size'];\r\n\r\n\t\tif (typeof sizeOption === 'number') {\r\n\t\t\tsizeOption = [sizeOption, sizeOption];\r\n\t\t}\r\n\r\n\t\tvar size = toPoint(sizeOption),\r\n\t\t anchor = toPoint(name === 'shadow' && options.shadowAnchor || options.iconAnchor ||\r\n\t\t size && size.divideBy(2, true));\r\n\r\n\t\timg.className = 'leaflet-marker-' + name + ' ' + (options.className || '');\r\n\r\n\t\tif (anchor) {\r\n\t\t\timg.style.marginLeft = (-anchor.x) + 'px';\r\n\t\t\timg.style.marginTop = (-anchor.y) + 'px';\r\n\t\t}\r\n\r\n\t\tif (size) {\r\n\t\t\timg.style.width = size.x + 'px';\r\n\t\t\timg.style.height = size.y + 'px';\r\n\t\t}\r\n\t},\r\n\r\n\t_createImg: function (src, el) {\r\n\t\tel = el || document.createElement('img');\r\n\t\tel.src = src;\r\n\t\treturn el;\r\n\t},\r\n\r\n\t_getIconUrl: function (name) {\r\n\t\treturn retina && this.options[name + 'RetinaUrl'] || this.options[name + 'Url'];\r\n\t}\r\n});\r\n\r\n\r\n// @factory L.icon(options: Icon options)\r\n// Creates an icon instance with the given options.\r\nfunction icon(options) {\r\n\treturn new Icon(options);\r\n}\n\n/*\n * @miniclass Icon.Default (Icon)\n * @aka L.Icon.Default\n * @section\n *\n * A trivial subclass of `Icon`, represents the icon to use in `Marker`s when\n * no icon is specified. Points to the blue marker image distributed with Leaflet\n * releases.\n *\n * In order to customize the default icon, just change the properties of `L.Icon.Default.prototype.options`\n * (which is a set of `Icon options`).\n *\n * If you want to _completely_ replace the default icon, override the\n * `L.Marker.prototype.options.icon` with your own icon instead.\n */\n\nvar IconDefault = Icon.extend({\n\n\toptions: {\n\t\ticonUrl: 'marker-icon.png',\n\t\ticonRetinaUrl: 'marker-icon-2x.png',\n\t\tshadowUrl: 'marker-shadow.png',\n\t\ticonSize: [25, 41],\n\t\ticonAnchor: [12, 41],\n\t\tpopupAnchor: [1, -34],\n\t\ttooltipAnchor: [16, -28],\n\t\tshadowSize: [41, 41]\n\t},\n\n\t_getIconUrl: function (name) {\n\t\tif (!IconDefault.imagePath) {\t// Deprecated, backwards-compatibility only\n\t\t\tIconDefault.imagePath = this._detectIconPath();\n\t\t}\n\n\t\t// @option imagePath: String\n\t\t// `Icon.Default` will try to auto-detect the location of the\n\t\t// blue icon images. If you are placing these images in a non-standard\n\t\t// way, set this option to point to the right path.\n\t\treturn (this.options.imagePath || IconDefault.imagePath) + Icon.prototype._getIconUrl.call(this, name);\n\t},\n\n\t_detectIconPath: function () {\n\t\tvar el = create$1('div', 'leaflet-default-icon-path', document.body);\n\t\tvar path = getStyle(el, 'background-image') ||\n\t\t getStyle(el, 'backgroundImage');\t// IE8\n\n\t\tdocument.body.removeChild(el);\n\n\t\tif (path === null || path.indexOf('url') !== 0) {\n\t\t\tpath = '';\n\t\t} else {\n\t\t\tpath = path.replace(/^url\\([\"']?/, '').replace(/marker-icon\\.png[\"']?\\)$/, '');\n\t\t}\n\n\t\treturn path;\n\t}\n});\n\n/*\n * L.Handler.MarkerDrag is used internally by L.Marker to make the markers draggable.\n */\n\n\n/* @namespace Marker\n * @section Interaction handlers\n *\n * Interaction handlers are properties of a marker instance that allow you to control interaction behavior in runtime, enabling or disabling certain features such as dragging (see `Handler` methods). Example:\n *\n * ```js\n * marker.dragging.disable();\n * ```\n *\n * @property dragging: Handler\n * Marker dragging handler (by both mouse and touch). Only valid when the marker is on the map (Otherwise set [`marker.options.draggable`](#marker-draggable)).\n */\n\nvar MarkerDrag = Handler.extend({\n\tinitialize: function (marker) {\n\t\tthis._marker = marker;\n\t},\n\n\taddHooks: function () {\n\t\tvar icon = this._marker._icon;\n\n\t\tif (!this._draggable) {\n\t\t\tthis._draggable = new Draggable(icon, icon, true);\n\t\t}\n\n\t\tthis._draggable.on({\n\t\t\tdragstart: this._onDragStart,\n\t\t\tpredrag: this._onPreDrag,\n\t\t\tdrag: this._onDrag,\n\t\t\tdragend: this._onDragEnd\n\t\t}, this).enable();\n\n\t\taddClass(icon, 'leaflet-marker-draggable');\n\t},\n\n\tremoveHooks: function () {\n\t\tthis._draggable.off({\n\t\t\tdragstart: this._onDragStart,\n\t\t\tpredrag: this._onPreDrag,\n\t\t\tdrag: this._onDrag,\n\t\t\tdragend: this._onDragEnd\n\t\t}, this).disable();\n\n\t\tif (this._marker._icon) {\n\t\t\tremoveClass(this._marker._icon, 'leaflet-marker-draggable');\n\t\t}\n\t},\n\n\tmoved: function () {\n\t\treturn this._draggable && this._draggable._moved;\n\t},\n\n\t_adjustPan: function (e) {\n\t\tvar marker = this._marker,\n\t\t map = marker._map,\n\t\t speed = this._marker.options.autoPanSpeed,\n\t\t padding = this._marker.options.autoPanPadding,\n\t\t iconPos = getPosition(marker._icon),\n\t\t bounds = map.getPixelBounds(),\n\t\t origin = map.getPixelOrigin();\n\n\t\tvar panBounds = toBounds(\n\t\t\tbounds.min._subtract(origin).add(padding),\n\t\t\tbounds.max._subtract(origin).subtract(padding)\n\t\t);\n\n\t\tif (!panBounds.contains(iconPos)) {\n\t\t\t// Compute incremental movement\n\t\t\tvar movement = toPoint(\n\t\t\t\t(Math.max(panBounds.max.x, iconPos.x) - panBounds.max.x) / (bounds.max.x - panBounds.max.x) -\n\t\t\t\t(Math.min(panBounds.min.x, iconPos.x) - panBounds.min.x) / (bounds.min.x - panBounds.min.x),\n\n\t\t\t\t(Math.max(panBounds.max.y, iconPos.y) - panBounds.max.y) / (bounds.max.y - panBounds.max.y) -\n\t\t\t\t(Math.min(panBounds.min.y, iconPos.y) - panBounds.min.y) / (bounds.min.y - panBounds.min.y)\n\t\t\t).multiplyBy(speed);\n\n\t\t\tmap.panBy(movement, {animate: false});\n\n\t\t\tthis._draggable._newPos._add(movement);\n\t\t\tthis._draggable._startPos._add(movement);\n\n\t\t\tsetPosition(marker._icon, this._draggable._newPos);\n\t\t\tthis._onDrag(e);\n\n\t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n\t\t}\n\t},\n\n\t_onDragStart: function () {\n\t\t// @section Dragging events\n\t\t// @event dragstart: Event\n\t\t// Fired when the user starts dragging the marker.\n\n\t\t// @event movestart: Event\n\t\t// Fired when the marker starts moving (because of dragging).\n\n\t\tthis._oldLatLng = this._marker.getLatLng();\n\t\tthis._marker\n\t\t .closePopup()\n\t\t .fire('movestart')\n\t\t .fire('dragstart');\n\t},\n\n\t_onPreDrag: function (e) {\n\t\tif (this._marker.options.autoPan) {\n\t\t\tcancelAnimFrame(this._panRequest);\n\t\t\tthis._panRequest = requestAnimFrame(this._adjustPan.bind(this, e));\n\t\t}\n\t},\n\n\t_onDrag: function (e) {\n\t\tvar marker = this._marker,\n\t\t shadow = marker._shadow,\n\t\t iconPos = getPosition(marker._icon),\n\t\t latlng = marker._map.layerPointToLatLng(iconPos);\n\n\t\t// update shadow position\n\t\tif (shadow) {\n\t\t\tsetPosition(shadow, iconPos);\n\t\t}\n\n\t\tmarker._latlng = latlng;\n\t\te.latlng = latlng;\n\t\te.oldLatLng = this._oldLatLng;\n\n\t\t// @event drag: Event\n\t\t// Fired repeatedly while the user drags the marker.\n\t\tmarker\n\t\t .fire('move', e)\n\t\t .fire('drag', e);\n\t},\n\n\t_onDragEnd: function (e) {\n\t\t// @event dragend: DragEndEvent\n\t\t// Fired when the user stops dragging the marker.\n\n\t\t cancelAnimFrame(this._panRequest);\n\n\t\t// @event moveend: Event\n\t\t// Fired when the marker stops moving (because of dragging).\n\t\tdelete this._oldLatLng;\n\t\tthis._marker\n\t\t .fire('moveend')\n\t\t .fire('dragend', e);\n\t}\n});\n\n/*\r\n * @class Marker\r\n * @inherits Interactive layer\r\n * @aka L.Marker\r\n * L.Marker is used to display clickable/draggable icons on the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.marker([50.5, 30.5]).addTo(map);\r\n * ```\r\n */\r\n\r\nvar Marker = Layer.extend({\r\n\r\n\t// @section\r\n\t// @aka Marker options\r\n\toptions: {\r\n\t\t// @option icon: Icon = *\r\n\t\t// Icon instance to use for rendering the marker.\r\n\t\t// See [Icon documentation](#L.Icon) for details on how to customize the marker icon.\r\n\t\t// If not specified, a common instance of `L.Icon.Default` is used.\r\n\t\ticon: new IconDefault(),\r\n\r\n\t\t// Option inherited from \"Interactive layer\" abstract class\r\n\t\tinteractive: true,\r\n\r\n\t\t// @option keyboard: Boolean = true\r\n\t\t// Whether the marker can be tabbed to with a keyboard and clicked by pressing enter.\r\n\t\tkeyboard: true,\r\n\r\n\t\t// @option title: String = ''\r\n\t\t// Text for the browser tooltip that appear on marker hover (no tooltip by default).\r\n\t\ttitle: '',\r\n\r\n\t\t// @option alt: String = ''\r\n\t\t// Text for the `alt` attribute of the icon image (useful for accessibility).\r\n\t\talt: '',\r\n\r\n\t\t// @option zIndexOffset: Number = 0\r\n\t\t// By default, marker images zIndex is set automatically based on its latitude. Use this option if you want to put the marker on top of all others (or below), specifying a high value like `1000` (or high negative value, respectively).\r\n\t\tzIndexOffset: 0,\r\n\r\n\t\t// @option opacity: Number = 1.0\r\n\t\t// The opacity of the marker.\r\n\t\topacity: 1,\r\n\r\n\t\t// @option riseOnHover: Boolean = false\r\n\t\t// If `true`, the marker will get on top of others when you hover the mouse over it.\r\n\t\triseOnHover: false,\r\n\r\n\t\t// @option riseOffset: Number = 250\r\n\t\t// The z-index offset used for the `riseOnHover` feature.\r\n\t\triseOffset: 250,\r\n\r\n\t\t// @option pane: String = 'markerPane'\r\n\t\t// `Map pane` where the markers icon will be added.\r\n\t\tpane: 'markerPane',\r\n\r\n\t\t// @option pane: String = 'shadowPane'\r\n\t\t// `Map pane` where the markers shadow will be added.\r\n\t\tshadowPane: 'shadowPane',\r\n\r\n\t\t// @option bubblingMouseEvents: Boolean = false\r\n\t\t// When `true`, a mouse event on this marker will trigger the same event on the map\r\n\t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\r\n\t\tbubblingMouseEvents: false,\r\n\r\n\t\t// @section Draggable marker options\r\n\t\t// @option draggable: Boolean = false\r\n\t\t// Whether the marker is draggable with mouse/touch or not.\r\n\t\tdraggable: false,\r\n\r\n\t\t// @option autoPan: Boolean = false\r\n\t\t// Whether to pan the map when dragging this marker near its edge or not.\r\n\t\tautoPan: false,\r\n\r\n\t\t// @option autoPanPadding: Point = Point(50, 50)\r\n\t\t// Distance (in pixels to the left/right and to the top/bottom) of the\r\n\t\t// map edge to start panning the map.\r\n\t\tautoPanPadding: [50, 50],\r\n\r\n\t\t// @option autoPanSpeed: Number = 10\r\n\t\t// Number of pixels the map should pan by.\r\n\t\tautoPanSpeed: 10\r\n\t},\r\n\r\n\t/* @section\r\n\t *\r\n\t * In addition to [shared layer methods](#Layer) like `addTo()` and `remove()` and [popup methods](#Popup) like bindPopup() you can also use the following methods:\r\n\t */\r\n\r\n\tinitialize: function (latlng, options) {\r\n\t\tsetOptions(this, options);\r\n\t\tthis._latlng = toLatLng(latlng);\r\n\t},\r\n\r\n\tonAdd: function (map) {\r\n\t\tthis._zoomAnimated = this._zoomAnimated && map.options.markerZoomAnimation;\r\n\r\n\t\tif (this._zoomAnimated) {\r\n\t\t\tmap.on('zoomanim', this._animateZoom, this);\r\n\t\t}\r\n\r\n\t\tthis._initIcon();\r\n\t\tthis.update();\r\n\t},\r\n\r\n\tonRemove: function (map) {\r\n\t\tif (this.dragging && this.dragging.enabled()) {\r\n\t\t\tthis.options.draggable = true;\r\n\t\t\tthis.dragging.removeHooks();\r\n\t\t}\r\n\t\tdelete this.dragging;\r\n\r\n\t\tif (this._zoomAnimated) {\r\n\t\t\tmap.off('zoomanim', this._animateZoom, this);\r\n\t\t}\r\n\r\n\t\tthis._removeIcon();\r\n\t\tthis._removeShadow();\r\n\t},\r\n\r\n\tgetEvents: function () {\r\n\t\treturn {\r\n\t\t\tzoom: this.update,\r\n\t\t\tviewreset: this.update\r\n\t\t};\r\n\t},\r\n\r\n\t// @method getLatLng: LatLng\r\n\t// Returns the current geographical position of the marker.\r\n\tgetLatLng: function () {\r\n\t\treturn this._latlng;\r\n\t},\r\n\r\n\t// @method setLatLng(latlng: LatLng): this\r\n\t// Changes the marker position to the given point.\r\n\tsetLatLng: function (latlng) {\r\n\t\tvar oldLatLng = this._latlng;\r\n\t\tthis._latlng = toLatLng(latlng);\r\n\t\tthis.update();\r\n\r\n\t\t// @event move: Event\r\n\t\t// Fired when the marker is moved via [`setLatLng`](#marker-setlatlng) or by [dragging](#marker-dragging). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\r\n\t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\r\n\t},\r\n\r\n\t// @method setZIndexOffset(offset: Number): this\r\n\t// Changes the [zIndex offset](#marker-zindexoffset) of the marker.\r\n\tsetZIndexOffset: function (offset) {\r\n\t\tthis.options.zIndexOffset = offset;\r\n\t\treturn this.update();\r\n\t},\r\n\r\n\t// @method getIcon: Icon\r\n\t// Returns the current icon used by the marker\r\n\tgetIcon: function () {\r\n\t\treturn this.options.icon;\r\n\t},\r\n\r\n\t// @method setIcon(icon: Icon): this\r\n\t// Changes the marker icon.\r\n\tsetIcon: function (icon) {\r\n\r\n\t\tthis.options.icon = icon;\r\n\r\n\t\tif (this._map) {\r\n\t\t\tthis._initIcon();\r\n\t\t\tthis.update();\r\n\t\t}\r\n\r\n\t\tif (this._popup) {\r\n\t\t\tthis.bindPopup(this._popup, this._popup.options);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\tgetElement: function () {\r\n\t\treturn this._icon;\r\n\t},\r\n\r\n\tupdate: function () {\r\n\r\n\t\tif (this._icon && this._map) {\r\n\t\t\tvar pos = this._map.latLngToLayerPoint(this._latlng).round();\r\n\t\t\tthis._setPos(pos);\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_initIcon: function () {\r\n\t\tvar options = this.options,\r\n\t\t classToAdd = 'leaflet-zoom-' + (this._zoomAnimated ? 'animated' : 'hide');\r\n\r\n\t\tvar icon = options.icon.createIcon(this._icon),\r\n\t\t addIcon = false;\r\n\r\n\t\t// if we're not reusing the icon, remove the old one and init new one\r\n\t\tif (icon !== this._icon) {\r\n\t\t\tif (this._icon) {\r\n\t\t\t\tthis._removeIcon();\r\n\t\t\t}\r\n\t\t\taddIcon = true;\r\n\r\n\t\t\tif (options.title) {\r\n\t\t\t\ticon.title = options.title;\r\n\t\t\t}\r\n\r\n\t\t\tif (icon.tagName === 'IMG') {\r\n\t\t\t\ticon.alt = options.alt || '';\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\taddClass(icon, classToAdd);\r\n\r\n\t\tif (options.keyboard) {\r\n\t\t\ticon.tabIndex = '0';\r\n\t\t}\r\n\r\n\t\tthis._icon = icon;\r\n\r\n\t\tif (options.riseOnHover) {\r\n\t\t\tthis.on({\r\n\t\t\t\tmouseover: this._bringToFront,\r\n\t\t\t\tmouseout: this._resetZIndex\r\n\t\t\t});\r\n\t\t}\r\n\r\n\t\tvar newShadow = options.icon.createShadow(this._shadow),\r\n\t\t addShadow = false;\r\n\r\n\t\tif (newShadow !== this._shadow) {\r\n\t\t\tthis._removeShadow();\r\n\t\t\taddShadow = true;\r\n\t\t}\r\n\r\n\t\tif (newShadow) {\r\n\t\t\taddClass(newShadow, classToAdd);\r\n\t\t\tnewShadow.alt = '';\r\n\t\t}\r\n\t\tthis._shadow = newShadow;\r\n\r\n\r\n\t\tif (options.opacity < 1) {\r\n\t\t\tthis._updateOpacity();\r\n\t\t}\r\n\r\n\r\n\t\tif (addIcon) {\r\n\t\t\tthis.getPane().appendChild(this._icon);\r\n\t\t}\r\n\t\tthis._initInteraction();\r\n\t\tif (newShadow && addShadow) {\r\n\t\t\tthis.getPane(options.shadowPane).appendChild(this._shadow);\r\n\t\t}\r\n\t},\r\n\r\n\t_removeIcon: function () {\r\n\t\tif (this.options.riseOnHover) {\r\n\t\t\tthis.off({\r\n\t\t\t\tmouseover: this._bringToFront,\r\n\t\t\t\tmouseout: this._resetZIndex\r\n\t\t\t});\r\n\t\t}\r\n\r\n\t\tremove(this._icon);\r\n\t\tthis.removeInteractiveTarget(this._icon);\r\n\r\n\t\tthis._icon = null;\r\n\t},\r\n\r\n\t_removeShadow: function () {\r\n\t\tif (this._shadow) {\r\n\t\t\tremove(this._shadow);\r\n\t\t}\r\n\t\tthis._shadow = null;\r\n\t},\r\n\r\n\t_setPos: function (pos) {\r\n\r\n\t\tif (this._icon) {\r\n\t\t\tsetPosition(this._icon, pos);\r\n\t\t}\r\n\r\n\t\tif (this._shadow) {\r\n\t\t\tsetPosition(this._shadow, pos);\r\n\t\t}\r\n\r\n\t\tthis._zIndex = pos.y + this.options.zIndexOffset;\r\n\r\n\t\tthis._resetZIndex();\r\n\t},\r\n\r\n\t_updateZIndex: function (offset) {\r\n\t\tif (this._icon) {\r\n\t\t\tthis._icon.style.zIndex = this._zIndex + offset;\r\n\t\t}\r\n\t},\r\n\r\n\t_animateZoom: function (opt) {\r\n\t\tvar pos = this._map._latLngToNewLayerPoint(this._latlng, opt.zoom, opt.center).round();\r\n\r\n\t\tthis._setPos(pos);\r\n\t},\r\n\r\n\t_initInteraction: function () {\r\n\r\n\t\tif (!this.options.interactive) { return; }\r\n\r\n\t\taddClass(this._icon, 'leaflet-interactive');\r\n\r\n\t\tthis.addInteractiveTarget(this._icon);\r\n\r\n\t\tif (MarkerDrag) {\r\n\t\t\tvar draggable = this.options.draggable;\r\n\t\t\tif (this.dragging) {\r\n\t\t\t\tdraggable = this.dragging.enabled();\r\n\t\t\t\tthis.dragging.disable();\r\n\t\t\t}\r\n\r\n\t\t\tthis.dragging = new MarkerDrag(this);\r\n\r\n\t\t\tif (draggable) {\r\n\t\t\t\tthis.dragging.enable();\r\n\t\t\t}\r\n\t\t}\r\n\t},\r\n\r\n\t// @method setOpacity(opacity: Number): this\r\n\t// Changes the opacity of the marker.\r\n\tsetOpacity: function (opacity) {\r\n\t\tthis.options.opacity = opacity;\r\n\t\tif (this._map) {\r\n\t\t\tthis._updateOpacity();\r\n\t\t}\r\n\r\n\t\treturn this;\r\n\t},\r\n\r\n\t_updateOpacity: function () {\r\n\t\tvar opacity = this.options.opacity;\r\n\r\n\t\tif (this._icon) {\r\n\t\t\tsetOpacity(this._icon, opacity);\r\n\t\t}\r\n\r\n\t\tif (this._shadow) {\r\n\t\t\tsetOpacity(this._shadow, opacity);\r\n\t\t}\r\n\t},\r\n\r\n\t_bringToFront: function () {\r\n\t\tthis._updateZIndex(this.options.riseOffset);\r\n\t},\r\n\r\n\t_resetZIndex: function () {\r\n\t\tthis._updateZIndex(0);\r\n\t},\r\n\r\n\t_getPopupAnchor: function () {\r\n\t\treturn this.options.icon.options.popupAnchor;\r\n\t},\r\n\r\n\t_getTooltipAnchor: function () {\r\n\t\treturn this.options.icon.options.tooltipAnchor;\r\n\t}\r\n});\r\n\r\n\r\n// factory L.marker(latlng: LatLng, options? : Marker options)\r\n\r\n// @factory L.marker(latlng: LatLng, options? : Marker options)\r\n// Instantiates a Marker object given a geographical point and optionally an options object.\r\nfunction marker(latlng, options) {\r\n\treturn new Marker(latlng, options);\r\n}\n\n/*\n * @class Path\n * @aka L.Path\n * @inherits Interactive layer\n *\n * An abstract class that contains options and constants shared between vector\n * overlays (Polygon, Polyline, Circle). Do not use it directly. Extends `Layer`.\n */\n\nvar Path = Layer.extend({\n\n\t// @section\n\t// @aka Path options\n\toptions: {\n\t\t// @option stroke: Boolean = true\n\t\t// Whether to draw stroke along the path. Set it to `false` to disable borders on polygons or circles.\n\t\tstroke: true,\n\n\t\t// @option color: String = '#3388ff'\n\t\t// Stroke color\n\t\tcolor: '#3388ff',\n\n\t\t// @option weight: Number = 3\n\t\t// Stroke width in pixels\n\t\tweight: 3,\n\n\t\t// @option opacity: Number = 1.0\n\t\t// Stroke opacity\n\t\topacity: 1,\n\n\t\t// @option lineCap: String= 'round'\n\t\t// A string that defines [shape to be used at the end](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linecap) of the stroke.\n\t\tlineCap: 'round',\n\n\t\t// @option lineJoin: String = 'round'\n\t\t// A string that defines [shape to be used at the corners](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-linejoin) of the stroke.\n\t\tlineJoin: 'round',\n\n\t\t// @option dashArray: String = null\n\t\t// A string that defines the stroke [dash pattern](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dasharray). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n\t\tdashArray: null,\n\n\t\t// @option dashOffset: String = null\n\t\t// A string that defines the [distance into the dash pattern to start the dash](https://developer.mozilla.org/docs/Web/SVG/Attribute/stroke-dashoffset). Doesn't work on `Canvas`-powered layers in [some old browsers](https://developer.mozilla.org/docs/Web/API/CanvasRenderingContext2D/setLineDash#Browser_compatibility).\n\t\tdashOffset: null,\n\n\t\t// @option fill: Boolean = depends\n\t\t// Whether to fill the path with color. Set it to `false` to disable filling on polygons or circles.\n\t\tfill: false,\n\n\t\t// @option fillColor: String = *\n\t\t// Fill color. Defaults to the value of the [`color`](#path-color) option\n\t\tfillColor: null,\n\n\t\t// @option fillOpacity: Number = 0.2\n\t\t// Fill opacity.\n\t\tfillOpacity: 0.2,\n\n\t\t// @option fillRule: String = 'evenodd'\n\t\t// A string that defines [how the inside of a shape](https://developer.mozilla.org/docs/Web/SVG/Attribute/fill-rule) is determined.\n\t\tfillRule: 'evenodd',\n\n\t\t// className: '',\n\n\t\t// Option inherited from \"Interactive layer\" abstract class\n\t\tinteractive: true,\n\n\t\t// @option bubblingMouseEvents: Boolean = true\n\t\t// When `true`, a mouse event on this path will trigger the same event on the map\n\t\t// (unless [`L.DomEvent.stopPropagation`](#domevent-stoppropagation) is used).\n\t\tbubblingMouseEvents: true\n\t},\n\n\tbeforeAdd: function (map) {\n\t\t// Renderer is set here because we need to call renderer.getEvents\n\t\t// before this.getEvents.\n\t\tthis._renderer = map.getRenderer(this);\n\t},\n\n\tonAdd: function () {\n\t\tthis._renderer._initPath(this);\n\t\tthis._reset();\n\t\tthis._renderer._addPath(this);\n\t},\n\n\tonRemove: function () {\n\t\tthis._renderer._removePath(this);\n\t},\n\n\t// @method redraw(): this\n\t// Redraws the layer. Sometimes useful after you changed the coordinates that the path uses.\n\tredraw: function () {\n\t\tif (this._map) {\n\t\t\tthis._renderer._updatePath(this);\n\t\t}\n\t\treturn this;\n\t},\n\n\t// @method setStyle(style: Path options): this\n\t// Changes the appearance of a Path based on the options in the `Path options` object.\n\tsetStyle: function (style) {\n\t\tsetOptions(this, style);\n\t\tif (this._renderer) {\n\t\t\tthis._renderer._updateStyle(this);\n\t\t\tif (this.options.stroke && style && style.hasOwnProperty('weight')) {\n\t\t\t\tthis._updateBounds();\n\t\t\t}\n\t\t}\n\t\treturn this;\n\t},\n\n\t// @method bringToFront(): this\n\t// Brings the layer to the top of all path layers.\n\tbringToFront: function () {\n\t\tif (this._renderer) {\n\t\t\tthis._renderer._bringToFront(this);\n\t\t}\n\t\treturn this;\n\t},\n\n\t// @method bringToBack(): this\n\t// Brings the layer to the bottom of all path layers.\n\tbringToBack: function () {\n\t\tif (this._renderer) {\n\t\t\tthis._renderer._bringToBack(this);\n\t\t}\n\t\treturn this;\n\t},\n\n\tgetElement: function () {\n\t\treturn this._path;\n\t},\n\n\t_reset: function () {\n\t\t// defined in child classes\n\t\tthis._project();\n\t\tthis._update();\n\t},\n\n\t_clickTolerance: function () {\n\t\t// used when doing hit detection for Canvas layers\n\t\treturn (this.options.stroke ? this.options.weight / 2 : 0) + this._renderer.options.tolerance;\n\t}\n});\n\n/*\n * @class CircleMarker\n * @aka L.CircleMarker\n * @inherits Path\n *\n * A circle of a fixed size with radius specified in pixels. Extends `Path`.\n */\n\nvar CircleMarker = Path.extend({\n\n\t// @section\n\t// @aka CircleMarker options\n\toptions: {\n\t\tfill: true,\n\n\t\t// @option radius: Number = 10\n\t\t// Radius of the circle marker, in pixels\n\t\tradius: 10\n\t},\n\n\tinitialize: function (latlng, options) {\n\t\tsetOptions(this, options);\n\t\tthis._latlng = toLatLng(latlng);\n\t\tthis._radius = this.options.radius;\n\t},\n\n\t// @method setLatLng(latLng: LatLng): this\n\t// Sets the position of a circle marker to a new location.\n\tsetLatLng: function (latlng) {\n\t\tvar oldLatLng = this._latlng;\n\t\tthis._latlng = toLatLng(latlng);\n\t\tthis.redraw();\n\n\t\t// @event move: Event\n\t\t// Fired when the marker is moved via [`setLatLng`](#circlemarker-setlatlng). Old and new coordinates are included in event arguments as `oldLatLng`, `latlng`.\n\t\treturn this.fire('move', {oldLatLng: oldLatLng, latlng: this._latlng});\n\t},\n\n\t// @method getLatLng(): LatLng\n\t// Returns the current geographical position of the circle marker\n\tgetLatLng: function () {\n\t\treturn this._latlng;\n\t},\n\n\t// @method setRadius(radius: Number): this\n\t// Sets the radius of a circle marker. Units are in pixels.\n\tsetRadius: function (radius) {\n\t\tthis.options.radius = this._radius = radius;\n\t\treturn this.redraw();\n\t},\n\n\t// @method getRadius(): Number\n\t// Returns the current radius of the circle\n\tgetRadius: function () {\n\t\treturn this._radius;\n\t},\n\n\tsetStyle : function (options) {\n\t\tvar radius = options && options.radius || this._radius;\n\t\tPath.prototype.setStyle.call(this, options);\n\t\tthis.setRadius(radius);\n\t\treturn this;\n\t},\n\n\t_project: function () {\n\t\tthis._point = this._map.latLngToLayerPoint(this._latlng);\n\t\tthis._updateBounds();\n\t},\n\n\t_updateBounds: function () {\n\t\tvar r = this._radius,\n\t\t r2 = this._radiusY || r,\n\t\t w = this._clickTolerance(),\n\t\t p = [r + w, r2 + w];\n\t\tthis._pxBounds = new Bounds(this._point.subtract(p), this._point.add(p));\n\t},\n\n\t_update: function () {\n\t\tif (this._map) {\n\t\t\tthis._updatePath();\n\t\t}\n\t},\n\n\t_updatePath: function () {\n\t\tthis._renderer._updateCircle(this);\n\t},\n\n\t_empty: function () {\n\t\treturn this._radius && !this._renderer._bounds.intersects(this._pxBounds);\n\t},\n\n\t// Needed by the `Canvas` renderer for interactivity\n\t_containsPoint: function (p) {\n\t\treturn p.distanceTo(this._point) <= this._radius + this._clickTolerance();\n\t}\n});\n\n\n// @factory L.circleMarker(latlng: LatLng, options?: CircleMarker options)\n// Instantiates a circle marker object given a geographical point, and an optional options object.\nfunction circleMarker(latlng, options) {\n\treturn new CircleMarker(latlng, options);\n}\n\n/*\n * @class Circle\n * @aka L.Circle\n * @inherits CircleMarker\n *\n * A class for drawing circle overlays on a map. Extends `CircleMarker`.\n *\n * It's an approximation and starts to diverge from a real circle closer to poles (due to projection distortion).\n *\n * @example\n *\n * ```js\n * L.circle([50.5, 30.5], {radius: 200}).addTo(map);\n * ```\n */\n\nvar Circle = CircleMarker.extend({\n\n\tinitialize: function (latlng, options, legacyOptions) {\n\t\tif (typeof options === 'number') {\n\t\t\t// Backwards compatibility with 0.7.x factory (latlng, radius, options?)\n\t\t\toptions = extend({}, legacyOptions, {radius: options});\n\t\t}\n\t\tsetOptions(this, options);\n\t\tthis._latlng = toLatLng(latlng);\n\n\t\tif (isNaN(this.options.radius)) { throw new Error('Circle radius cannot be NaN'); }\n\n\t\t// @section\n\t\t// @aka Circle options\n\t\t// @option radius: Number; Radius of the circle, in meters.\n\t\tthis._mRadius = this.options.radius;\n\t},\n\n\t// @method setRadius(radius: Number): this\n\t// Sets the radius of a circle. Units are in meters.\n\tsetRadius: function (radius) {\n\t\tthis._mRadius = radius;\n\t\treturn this.redraw();\n\t},\n\n\t// @method getRadius(): Number\n\t// Returns the current radius of a circle. Units are in meters.\n\tgetRadius: function () {\n\t\treturn this._mRadius;\n\t},\n\n\t// @method getBounds(): LatLngBounds\n\t// Returns the `LatLngBounds` of the path.\n\tgetBounds: function () {\n\t\tvar half = [this._radius, this._radiusY || this._radius];\n\n\t\treturn new LatLngBounds(\n\t\t\tthis._map.layerPointToLatLng(this._point.subtract(half)),\n\t\t\tthis._map.layerPointToLatLng(this._point.add(half)));\n\t},\n\n\tsetStyle: Path.prototype.setStyle,\n\n\t_project: function () {\n\n\t\tvar lng = this._latlng.lng,\n\t\t lat = this._latlng.lat,\n\t\t map = this._map,\n\t\t crs = map.options.crs;\n\n\t\tif (crs.distance === Earth.distance) {\n\t\t\tvar d = Math.PI / 180,\n\t\t\t latR = (this._mRadius / Earth.R) / d,\n\t\t\t top = map.project([lat + latR, lng]),\n\t\t\t bottom = map.project([lat - latR, lng]),\n\t\t\t p = top.add(bottom).divideBy(2),\n\t\t\t lat2 = map.unproject(p).lat,\n\t\t\t lngR = Math.acos((Math.cos(latR * d) - Math.sin(lat * d) * Math.sin(lat2 * d)) /\n\t\t\t (Math.cos(lat * d) * Math.cos(lat2 * d))) / d;\n\n\t\t\tif (isNaN(lngR) || lngR === 0) {\n\t\t\t\tlngR = latR / Math.cos(Math.PI / 180 * lat); // Fallback for edge case, #2425\n\t\t\t}\n\n\t\t\tthis._point = p.subtract(map.getPixelOrigin());\n\t\t\tthis._radius = isNaN(lngR) ? 0 : p.x - map.project([lat2, lng - lngR]).x;\n\t\t\tthis._radiusY = p.y - top.y;\n\n\t\t} else {\n\t\t\tvar latlng2 = crs.unproject(crs.project(this._latlng).subtract([this._mRadius, 0]));\n\n\t\t\tthis._point = map.latLngToLayerPoint(this._latlng);\n\t\t\tthis._radius = this._point.x - map.latLngToLayerPoint(latlng2).x;\n\t\t}\n\n\t\tthis._updateBounds();\n\t}\n});\n\n// @factory L.circle(latlng: LatLng, options?: Circle options)\n// Instantiates a circle object given a geographical point, and an options object\n// which contains the circle radius.\n// @alternative\n// @factory L.circle(latlng: LatLng, radius: Number, options?: Circle options)\n// Obsolete way of instantiating a circle, for compatibility with 0.7.x code.\n// Do not use in new applications or plugins.\nfunction circle(latlng, options, legacyOptions) {\n\treturn new Circle(latlng, options, legacyOptions);\n}\n\n/*\n * @class Polyline\n * @aka L.Polyline\n * @inherits Path\n *\n * A class for drawing polyline overlays on a map. Extends `Path`.\n *\n * @example\n *\n * ```js\n * // create a red polyline from an array of LatLng points\n * var latlngs = [\n * \t[45.51, -122.68],\n * \t[37.77, -122.43],\n * \t[34.04, -118.2]\n * ];\n *\n * var polyline = L.polyline(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polyline\n * map.fitBounds(polyline.getBounds());\n * ```\n *\n * You can also pass a multi-dimensional array to represent a `MultiPolyline` shape:\n *\n * ```js\n * // create a red polyline from an array of arrays of LatLng points\n * var latlngs = [\n * \t[[45.51, -122.68],\n * \t [37.77, -122.43],\n * \t [34.04, -118.2]],\n * \t[[40.78, -73.91],\n * \t [41.83, -87.62],\n * \t [32.76, -96.72]]\n * ];\n * ```\n */\n\n\nvar Polyline = Path.extend({\n\n\t// @section\n\t// @aka Polyline options\n\toptions: {\n\t\t// @option smoothFactor: Number = 1.0\n\t\t// How much to simplify the polyline on each zoom level. More means\n\t\t// better performance and smoother look, and less means more accurate representation.\n\t\tsmoothFactor: 1.0,\n\n\t\t// @option noClip: Boolean = false\n\t\t// Disable polyline clipping.\n\t\tnoClip: false\n\t},\n\n\tinitialize: function (latlngs, options) {\n\t\tsetOptions(this, options);\n\t\tthis._setLatLngs(latlngs);\n\t},\n\n\t// @method getLatLngs(): LatLng[]\n\t// Returns an array of the points in the path, or nested arrays of points in case of multi-polyline.\n\tgetLatLngs: function () {\n\t\treturn this._latlngs;\n\t},\n\n\t// @method setLatLngs(latlngs: LatLng[]): this\n\t// Replaces all the points in the polyline with the given array of geographical points.\n\tsetLatLngs: function (latlngs) {\n\t\tthis._setLatLngs(latlngs);\n\t\treturn this.redraw();\n\t},\n\n\t// @method isEmpty(): Boolean\n\t// Returns `true` if the Polyline has no LatLngs.\n\tisEmpty: function () {\n\t\treturn !this._latlngs.length;\n\t},\n\n\t// @method closestLayerPoint(p: Point): Point\n\t// Returns the point closest to `p` on the Polyline.\n\tclosestLayerPoint: function (p) {\n\t\tvar minDistance = Infinity,\n\t\t minPoint = null,\n\t\t closest = _sqClosestPointOnSegment,\n\t\t p1, p2;\n\n\t\tfor (var j = 0, jLen = this._parts.length; j < jLen; j++) {\n\t\t\tvar points = this._parts[j];\n\n\t\t\tfor (var i = 1, len = points.length; i < len; i++) {\n\t\t\t\tp1 = points[i - 1];\n\t\t\t\tp2 = points[i];\n\n\t\t\t\tvar sqDist = closest(p, p1, p2, true);\n\n\t\t\t\tif (sqDist < minDistance) {\n\t\t\t\t\tminDistance = sqDist;\n\t\t\t\t\tminPoint = closest(p, p1, p2);\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\tif (minPoint) {\n\t\t\tminPoint.distance = Math.sqrt(minDistance);\n\t\t}\n\t\treturn minPoint;\n\t},\n\n\t// @method getCenter(): LatLng\n\t// Returns the center ([centroid](http://en.wikipedia.org/wiki/Centroid)) of the polyline.\n\tgetCenter: function () {\n\t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n\t\tif (!this._map) {\n\t\t\tthrow new Error('Must add layer to map before using getCenter()');\n\t\t}\n\n\t\tvar i, halfDist, segDist, dist, p1, p2, ratio,\n\t\t points = this._rings[0],\n\t\t len = points.length;\n\n\t\tif (!len) { return null; }\n\n\t\t// polyline centroid algorithm; only uses the first ring if there are multiple\n\n\t\tfor (i = 0, halfDist = 0; i < len - 1; i++) {\n\t\t\thalfDist += points[i].distanceTo(points[i + 1]) / 2;\n\t\t}\n\n\t\t// The line is so small in the current view that all points are on the same pixel.\n\t\tif (halfDist === 0) {\n\t\t\treturn this._map.layerPointToLatLng(points[0]);\n\t\t}\n\n\t\tfor (i = 0, dist = 0; i < len - 1; i++) {\n\t\t\tp1 = points[i];\n\t\t\tp2 = points[i + 1];\n\t\t\tsegDist = p1.distanceTo(p2);\n\t\t\tdist += segDist;\n\n\t\t\tif (dist > halfDist) {\n\t\t\t\tratio = (dist - halfDist) / segDist;\n\t\t\t\treturn this._map.layerPointToLatLng([\n\t\t\t\t\tp2.x - ratio * (p2.x - p1.x),\n\t\t\t\t\tp2.y - ratio * (p2.y - p1.y)\n\t\t\t\t]);\n\t\t\t}\n\t\t}\n\t},\n\n\t// @method getBounds(): LatLngBounds\n\t// Returns the `LatLngBounds` of the path.\n\tgetBounds: function () {\n\t\treturn this._bounds;\n\t},\n\n\t// @method addLatLng(latlng: LatLng, latlngs? LatLng[]): this\n\t// Adds a given point to the polyline. By default, adds to the first ring of\n\t// the polyline in case of a multi-polyline, but can be overridden by passing\n\t// a specific ring as a LatLng array (that you can earlier access with [`getLatLngs`](#polyline-getlatlngs)).\n\taddLatLng: function (latlng, latlngs) {\n\t\tlatlngs = latlngs || this._defaultShape();\n\t\tlatlng = toLatLng(latlng);\n\t\tlatlngs.push(latlng);\n\t\tthis._bounds.extend(latlng);\n\t\treturn this.redraw();\n\t},\n\n\t_setLatLngs: function (latlngs) {\n\t\tthis._bounds = new LatLngBounds();\n\t\tthis._latlngs = this._convertLatLngs(latlngs);\n\t},\n\n\t_defaultShape: function () {\n\t\treturn isFlat(this._latlngs) ? this._latlngs : this._latlngs[0];\n\t},\n\n\t// recursively convert latlngs input into actual LatLng instances; calculate bounds along the way\n\t_convertLatLngs: function (latlngs) {\n\t\tvar result = [],\n\t\t flat = isFlat(latlngs);\n\n\t\tfor (var i = 0, len = latlngs.length; i < len; i++) {\n\t\t\tif (flat) {\n\t\t\t\tresult[i] = toLatLng(latlngs[i]);\n\t\t\t\tthis._bounds.extend(result[i]);\n\t\t\t} else {\n\t\t\t\tresult[i] = this._convertLatLngs(latlngs[i]);\n\t\t\t}\n\t\t}\n\n\t\treturn result;\n\t},\n\n\t_project: function () {\n\t\tvar pxBounds = new Bounds();\n\t\tthis._rings = [];\n\t\tthis._projectLatlngs(this._latlngs, this._rings, pxBounds);\n\n\t\tif (this._bounds.isValid() && pxBounds.isValid()) {\n\t\t\tthis._rawPxBounds = pxBounds;\n\t\t\tthis._updateBounds();\n\t\t}\n\t},\n\n\t_updateBounds: function () {\n\t\tvar w = this._clickTolerance(),\n\t\t p = new Point(w, w);\n\t\tthis._pxBounds = new Bounds([\n\t\t\tthis._rawPxBounds.min.subtract(p),\n\t\t\tthis._rawPxBounds.max.add(p)\n\t\t]);\n\t},\n\n\t// recursively turns latlngs into a set of rings with projected coordinates\n\t_projectLatlngs: function (latlngs, result, projectedBounds) {\n\t\tvar flat = latlngs[0] instanceof LatLng,\n\t\t len = latlngs.length,\n\t\t i, ring;\n\n\t\tif (flat) {\n\t\t\tring = [];\n\t\t\tfor (i = 0; i < len; i++) {\n\t\t\t\tring[i] = this._map.latLngToLayerPoint(latlngs[i]);\n\t\t\t\tprojectedBounds.extend(ring[i]);\n\t\t\t}\n\t\t\tresult.push(ring);\n\t\t} else {\n\t\t\tfor (i = 0; i < len; i++) {\n\t\t\t\tthis._projectLatlngs(latlngs[i], result, projectedBounds);\n\t\t\t}\n\t\t}\n\t},\n\n\t// clip polyline by renderer bounds so that we have less to render for performance\n\t_clipPoints: function () {\n\t\tvar bounds = this._renderer._bounds;\n\n\t\tthis._parts = [];\n\t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n\t\t\treturn;\n\t\t}\n\n\t\tif (this.options.noClip) {\n\t\t\tthis._parts = this._rings;\n\t\t\treturn;\n\t\t}\n\n\t\tvar parts = this._parts,\n\t\t i, j, k, len, len2, segment, points;\n\n\t\tfor (i = 0, k = 0, len = this._rings.length; i < len; i++) {\n\t\t\tpoints = this._rings[i];\n\n\t\t\tfor (j = 0, len2 = points.length; j < len2 - 1; j++) {\n\t\t\t\tsegment = clipSegment(points[j], points[j + 1], bounds, j, true);\n\n\t\t\t\tif (!segment) { continue; }\n\n\t\t\t\tparts[k] = parts[k] || [];\n\t\t\t\tparts[k].push(segment[0]);\n\n\t\t\t\t// if segment goes out of screen, or it's the last one, it's the end of the line part\n\t\t\t\tif ((segment[1] !== points[j + 1]) || (j === len2 - 2)) {\n\t\t\t\t\tparts[k].push(segment[1]);\n\t\t\t\t\tk++;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t},\n\n\t// simplify each clipped part of the polyline for performance\n\t_simplifyPoints: function () {\n\t\tvar parts = this._parts,\n\t\t tolerance = this.options.smoothFactor;\n\n\t\tfor (var i = 0, len = parts.length; i < len; i++) {\n\t\t\tparts[i] = simplify(parts[i], tolerance);\n\t\t}\n\t},\n\n\t_update: function () {\n\t\tif (!this._map) { return; }\n\n\t\tthis._clipPoints();\n\t\tthis._simplifyPoints();\n\t\tthis._updatePath();\n\t},\n\n\t_updatePath: function () {\n\t\tthis._renderer._updatePoly(this);\n\t},\n\n\t// Needed by the `Canvas` renderer for interactivity\n\t_containsPoint: function (p, closed) {\n\t\tvar i, j, k, len, len2, part,\n\t\t w = this._clickTolerance();\n\n\t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n\t\t// hit detection for polylines\n\t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n\t\t\tpart = this._parts[i];\n\n\t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n\t\t\t\tif (!closed && (j === 0)) { continue; }\n\n\t\t\t\tif (pointToSegmentDistance(p, part[k], part[j]) <= w) {\n\t\t\t\t\treturn true;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\treturn false;\n\t}\n});\n\n// @factory L.polyline(latlngs: LatLng[], options?: Polyline options)\n// Instantiates a polyline object given an array of geographical points and\n// optionally an options object. You can create a `Polyline` object with\n// multiple separate lines (`MultiPolyline`) by passing an array of arrays\n// of geographic points.\nfunction polyline(latlngs, options) {\n\treturn new Polyline(latlngs, options);\n}\n\n// Retrocompat. Allow plugins to support Leaflet versions before and after 1.1.\nPolyline._flat = _flat;\n\n/*\n * @class Polygon\n * @aka L.Polygon\n * @inherits Polyline\n *\n * A class for drawing polygon overlays on a map. Extends `Polyline`.\n *\n * Note that points you pass when creating a polygon shouldn't have an additional last point equal to the first one — it's better to filter out such points.\n *\n *\n * @example\n *\n * ```js\n * // create a red polygon from an array of LatLng points\n * var latlngs = [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]];\n *\n * var polygon = L.polygon(latlngs, {color: 'red'}).addTo(map);\n *\n * // zoom the map to the polygon\n * map.fitBounds(polygon.getBounds());\n * ```\n *\n * You can also pass an array of arrays of latlngs, with the first array representing the outer shape and the other arrays representing holes in the outer shape:\n *\n * ```js\n * var latlngs = [\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ];\n * ```\n *\n * Additionally, you can pass a multi-dimensional array to represent a MultiPolygon shape.\n *\n * ```js\n * var latlngs = [\n * [ // first polygon\n * [[37, -109.05],[41, -109.03],[41, -102.05],[37, -102.04]], // outer ring\n * [[37.29, -108.58],[40.71, -108.58],[40.71, -102.50],[37.29, -102.50]] // hole\n * ],\n * [ // second polygon\n * [[41, -111.03],[45, -111.04],[45, -104.05],[41, -104.05]]\n * ]\n * ];\n * ```\n */\n\nvar Polygon = Polyline.extend({\n\n\toptions: {\n\t\tfill: true\n\t},\n\n\tisEmpty: function () {\n\t\treturn !this._latlngs.length || !this._latlngs[0].length;\n\t},\n\n\tgetCenter: function () {\n\t\t// throws error when not yet added to map as this center calculation requires projected coordinates\n\t\tif (!this._map) {\n\t\t\tthrow new Error('Must add layer to map before using getCenter()');\n\t\t}\n\n\t\tvar i, j, p1, p2, f, area, x, y, center,\n\t\t points = this._rings[0],\n\t\t len = points.length;\n\n\t\tif (!len) { return null; }\n\n\t\t// polygon centroid algorithm; only uses the first ring if there are multiple\n\n\t\tarea = x = y = 0;\n\n\t\tfor (i = 0, j = len - 1; i < len; j = i++) {\n\t\t\tp1 = points[i];\n\t\t\tp2 = points[j];\n\n\t\t\tf = p1.y * p2.x - p2.y * p1.x;\n\t\t\tx += (p1.x + p2.x) * f;\n\t\t\ty += (p1.y + p2.y) * f;\n\t\t\tarea += f * 3;\n\t\t}\n\n\t\tif (area === 0) {\n\t\t\t// Polygon is so small that all points are on same pixel.\n\t\t\tcenter = points[0];\n\t\t} else {\n\t\t\tcenter = [x / area, y / area];\n\t\t}\n\t\treturn this._map.layerPointToLatLng(center);\n\t},\n\n\t_convertLatLngs: function (latlngs) {\n\t\tvar result = Polyline.prototype._convertLatLngs.call(this, latlngs),\n\t\t len = result.length;\n\n\t\t// remove last point if it equals first one\n\t\tif (len >= 2 && result[0] instanceof LatLng && result[0].equals(result[len - 1])) {\n\t\t\tresult.pop();\n\t\t}\n\t\treturn result;\n\t},\n\n\t_setLatLngs: function (latlngs) {\n\t\tPolyline.prototype._setLatLngs.call(this, latlngs);\n\t\tif (isFlat(this._latlngs)) {\n\t\t\tthis._latlngs = [this._latlngs];\n\t\t}\n\t},\n\n\t_defaultShape: function () {\n\t\treturn isFlat(this._latlngs[0]) ? this._latlngs[0] : this._latlngs[0][0];\n\t},\n\n\t_clipPoints: function () {\n\t\t// polygons need a different clipping algorithm so we redefine that\n\n\t\tvar bounds = this._renderer._bounds,\n\t\t w = this.options.weight,\n\t\t p = new Point(w, w);\n\n\t\t// increase clip padding by stroke width to avoid stroke on clip edges\n\t\tbounds = new Bounds(bounds.min.subtract(p), bounds.max.add(p));\n\n\t\tthis._parts = [];\n\t\tif (!this._pxBounds || !this._pxBounds.intersects(bounds)) {\n\t\t\treturn;\n\t\t}\n\n\t\tif (this.options.noClip) {\n\t\t\tthis._parts = this._rings;\n\t\t\treturn;\n\t\t}\n\n\t\tfor (var i = 0, len = this._rings.length, clipped; i < len; i++) {\n\t\t\tclipped = clipPolygon(this._rings[i], bounds, true);\n\t\t\tif (clipped.length) {\n\t\t\t\tthis._parts.push(clipped);\n\t\t\t}\n\t\t}\n\t},\n\n\t_updatePath: function () {\n\t\tthis._renderer._updatePoly(this, true);\n\t},\n\n\t// Needed by the `Canvas` renderer for interactivity\n\t_containsPoint: function (p) {\n\t\tvar inside = false,\n\t\t part, p1, p2, i, j, k, len, len2;\n\n\t\tif (!this._pxBounds || !this._pxBounds.contains(p)) { return false; }\n\n\t\t// ray casting algorithm for detecting if point is in polygon\n\t\tfor (i = 0, len = this._parts.length; i < len; i++) {\n\t\t\tpart = this._parts[i];\n\n\t\t\tfor (j = 0, len2 = part.length, k = len2 - 1; j < len2; k = j++) {\n\t\t\t\tp1 = part[j];\n\t\t\t\tp2 = part[k];\n\n\t\t\t\tif (((p1.y > p.y) !== (p2.y > p.y)) && (p.x < (p2.x - p1.x) * (p.y - p1.y) / (p2.y - p1.y) + p1.x)) {\n\t\t\t\t\tinside = !inside;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\t// also check if it's on polygon stroke\n\t\treturn inside || Polyline.prototype._containsPoint.call(this, p, true);\n\t}\n\n});\n\n\n// @factory L.polygon(latlngs: LatLng[], options?: Polyline options)\nfunction polygon(latlngs, options) {\n\treturn new Polygon(latlngs, options);\n}\n\n/*\r\n * @class GeoJSON\r\n * @aka L.GeoJSON\r\n * @inherits FeatureGroup\r\n *\r\n * Represents a GeoJSON object or an array of GeoJSON objects. Allows you to parse\r\n * GeoJSON data and display it on the map. Extends `FeatureGroup`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * L.geoJSON(data, {\r\n * \tstyle: function (feature) {\r\n * \t\treturn {color: feature.properties.color};\r\n * \t}\r\n * }).bindPopup(function (layer) {\r\n * \treturn layer.feature.properties.description;\r\n * }).addTo(map);\r\n * ```\r\n */\r\n\r\nvar GeoJSON = FeatureGroup.extend({\r\n\r\n\t/* @section\r\n\t * @aka GeoJSON options\r\n\t *\r\n\t * @option pointToLayer: Function = *\r\n\t * A `Function` defining how GeoJSON points spawn Leaflet layers. It is internally\r\n\t * called when data is added, passing the GeoJSON point feature and its `LatLng`.\r\n\t * The default is to spawn a default `Marker`:\r\n\t * ```js\r\n\t * function(geoJsonPoint, latlng) {\r\n\t * \treturn L.marker(latlng);\r\n\t * }\r\n\t * ```\r\n\t *\r\n\t * @option style: Function = *\r\n\t * A `Function` defining the `Path options` for styling GeoJSON lines and polygons,\r\n\t * called internally when data is added.\r\n\t * The default value is to not override any defaults:\r\n\t * ```js\r\n\t * function (geoJsonFeature) {\r\n\t * \treturn {}\r\n\t * }\r\n\t * ```\r\n\t *\r\n\t * @option onEachFeature: Function = *\r\n\t * A `Function` that will be called once for each created `Feature`, after it has\r\n\t * been created and styled. Useful for attaching events and popups to features.\r\n\t * The default is to do nothing with the newly created layers:\r\n\t * ```js\r\n\t * function (feature, layer) {}\r\n\t * ```\r\n\t *\r\n\t * @option filter: Function = *\r\n\t * A `Function` that will be used to decide whether to include a feature or not.\r\n\t * The default is to include all features:\r\n\t * ```js\r\n\t * function (geoJsonFeature) {\r\n\t * \treturn true;\r\n\t * }\r\n\t * ```\r\n\t * Note: dynamically changing the `filter` option will have effect only on newly\r\n\t * added data. It will _not_ re-evaluate already included features.\r\n\t *\r\n\t * @option coordsToLatLng: Function = *\r\n\t * A `Function` that will be used for converting GeoJSON coordinates to `LatLng`s.\r\n\t * The default is the `coordsToLatLng` static method.\r\n\t *\r\n\t * @option markersInheritOptions: Boolean = false\r\n\t * Whether default Markers for \"Point\" type Features inherit from group options.\r\n\t */\r\n\r\n\tinitialize: function (geojson, options) {\r\n\t\tsetOptions(this, options);\r\n\r\n\t\tthis._layers = {};\r\n\r\n\t\tif (geojson) {\r\n\t\t\tthis.addData(geojson);\r\n\t\t}\r\n\t},\r\n\r\n\t// @method addData( data ): this\r\n\t// Adds a GeoJSON object to the layer.\r\n\taddData: function (geojson) {\r\n\t\tvar features = isArray(geojson) ? geojson : geojson.features,\r\n\t\t i, len, feature;\r\n\r\n\t\tif (features) {\r\n\t\t\tfor (i = 0, len = features.length; i < len; i++) {\r\n\t\t\t\t// only add this if geometry or geometries are set and not null\r\n\t\t\t\tfeature = features[i];\r\n\t\t\t\tif (feature.geometries || feature.geometry || feature.features || feature.coordinates) {\r\n\t\t\t\t\tthis.addData(feature);\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t\treturn this;\r\n\t\t}\r\n\r\n\t\tvar options = this.options;\r\n\r\n\t\tif (options.filter && !options.filter(geojson)) { return this; }\r\n\r\n\t\tvar layer = geometryToLayer(geojson, options);\r\n\t\tif (!layer) {\r\n\t\t\treturn this;\r\n\t\t}\r\n\t\tlayer.feature = asFeature(geojson);\r\n\r\n\t\tlayer.defaultOptions = layer.options;\r\n\t\tthis.resetStyle(layer);\r\n\r\n\t\tif (options.onEachFeature) {\r\n\t\t\toptions.onEachFeature(geojson, layer);\r\n\t\t}\r\n\r\n\t\treturn this.addLayer(layer);\r\n\t},\r\n\r\n\t// @method resetStyle( layer? ): this\r\n\t// Resets the given vector layer's style to the original GeoJSON style, useful for resetting style after hover events.\r\n\t// If `layer` is omitted, the style of all features in the current layer is reset.\r\n\tresetStyle: function (layer) {\r\n\t\tif (layer === undefined) {\r\n\t\t\treturn this.eachLayer(this.resetStyle, this);\r\n\t\t}\r\n\t\t// reset any custom styles\r\n\t\tlayer.options = extend({}, layer.defaultOptions);\r\n\t\tthis._setLayerStyle(layer, this.options.style);\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method setStyle( style ): this\r\n\t// Changes styles of GeoJSON vector layers with the given style function.\r\n\tsetStyle: function (style) {\r\n\t\treturn this.eachLayer(function (layer) {\r\n\t\t\tthis._setLayerStyle(layer, style);\r\n\t\t}, this);\r\n\t},\r\n\r\n\t_setLayerStyle: function (layer, style) {\r\n\t\tif (layer.setStyle) {\r\n\t\t\tif (typeof style === 'function') {\r\n\t\t\t\tstyle = style(layer.feature);\r\n\t\t\t}\r\n\t\t\tlayer.setStyle(style);\r\n\t\t}\r\n\t}\r\n});\r\n\r\n// @section\r\n// There are several static functions which can be called without instantiating L.GeoJSON:\r\n\r\n// @function geometryToLayer(featureData: Object, options?: GeoJSON options): Layer\r\n// Creates a `Layer` from a given GeoJSON feature. Can use a custom\r\n// [`pointToLayer`](#geojson-pointtolayer) and/or [`coordsToLatLng`](#geojson-coordstolatlng)\r\n// functions if provided as options.\r\nfunction geometryToLayer(geojson, options) {\r\n\r\n\tvar geometry = geojson.type === 'Feature' ? geojson.geometry : geojson,\r\n\t coords = geometry ? geometry.coordinates : null,\r\n\t layers = [],\r\n\t pointToLayer = options && options.pointToLayer,\r\n\t _coordsToLatLng = options && options.coordsToLatLng || coordsToLatLng,\r\n\t latlng, latlngs, i, len;\r\n\r\n\tif (!coords && !geometry) {\r\n\t\treturn null;\r\n\t}\r\n\r\n\tswitch (geometry.type) {\r\n\tcase 'Point':\r\n\t\tlatlng = _coordsToLatLng(coords);\r\n\t\treturn _pointToLayer(pointToLayer, geojson, latlng, options);\r\n\r\n\tcase 'MultiPoint':\r\n\t\tfor (i = 0, len = coords.length; i < len; i++) {\r\n\t\t\tlatlng = _coordsToLatLng(coords[i]);\r\n\t\t\tlayers.push(_pointToLayer(pointToLayer, geojson, latlng, options));\r\n\t\t}\r\n\t\treturn new FeatureGroup(layers);\r\n\r\n\tcase 'LineString':\r\n\tcase 'MultiLineString':\r\n\t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'LineString' ? 0 : 1, _coordsToLatLng);\r\n\t\treturn new Polyline(latlngs, options);\r\n\r\n\tcase 'Polygon':\r\n\tcase 'MultiPolygon':\r\n\t\tlatlngs = coordsToLatLngs(coords, geometry.type === 'Polygon' ? 1 : 2, _coordsToLatLng);\r\n\t\treturn new Polygon(latlngs, options);\r\n\r\n\tcase 'GeometryCollection':\r\n\t\tfor (i = 0, len = geometry.geometries.length; i < len; i++) {\r\n\t\t\tvar layer = geometryToLayer({\r\n\t\t\t\tgeometry: geometry.geometries[i],\r\n\t\t\t\ttype: 'Feature',\r\n\t\t\t\tproperties: geojson.properties\r\n\t\t\t}, options);\r\n\r\n\t\t\tif (layer) {\r\n\t\t\t\tlayers.push(layer);\r\n\t\t\t}\r\n\t\t}\r\n\t\treturn new FeatureGroup(layers);\r\n\r\n\tdefault:\r\n\t\tthrow new Error('Invalid GeoJSON object.');\r\n\t}\r\n}\r\n\r\nfunction _pointToLayer(pointToLayerFn, geojson, latlng, options) {\r\n\treturn pointToLayerFn ?\r\n\t\tpointToLayerFn(geojson, latlng) :\r\n\t\tnew Marker(latlng, options && options.markersInheritOptions && options);\r\n}\r\n\r\n// @function coordsToLatLng(coords: Array): LatLng\r\n// Creates a `LatLng` object from an array of 2 numbers (longitude, latitude)\r\n// or 3 numbers (longitude, latitude, altitude) used in GeoJSON for points.\r\nfunction coordsToLatLng(coords) {\r\n\treturn new LatLng(coords[1], coords[0], coords[2]);\r\n}\r\n\r\n// @function coordsToLatLngs(coords: Array, levelsDeep?: Number, coordsToLatLng?: Function): Array\r\n// Creates a multidimensional array of `LatLng`s from a GeoJSON coordinates array.\r\n// `levelsDeep` specifies the nesting level (0 is for an array of points, 1 for an array of arrays of points, etc., 0 by default).\r\n// Can use a custom [`coordsToLatLng`](#geojson-coordstolatlng) function.\r\nfunction coordsToLatLngs(coords, levelsDeep, _coordsToLatLng) {\r\n\tvar latlngs = [];\r\n\r\n\tfor (var i = 0, len = coords.length, latlng; i < len; i++) {\r\n\t\tlatlng = levelsDeep ?\r\n\t\t\tcoordsToLatLngs(coords[i], levelsDeep - 1, _coordsToLatLng) :\r\n\t\t\t(_coordsToLatLng || coordsToLatLng)(coords[i]);\r\n\r\n\t\tlatlngs.push(latlng);\r\n\t}\r\n\r\n\treturn latlngs;\r\n}\r\n\r\n// @function latLngToCoords(latlng: LatLng, precision?: Number): Array\r\n// Reverse of [`coordsToLatLng`](#geojson-coordstolatlng)\r\nfunction latLngToCoords(latlng, precision) {\r\n\tprecision = typeof precision === 'number' ? precision : 6;\r\n\treturn latlng.alt !== undefined ?\r\n\t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision), formatNum(latlng.alt, precision)] :\r\n\t\t[formatNum(latlng.lng, precision), formatNum(latlng.lat, precision)];\r\n}\r\n\r\n// @function latLngsToCoords(latlngs: Array, levelsDeep?: Number, closed?: Boolean): Array\r\n// Reverse of [`coordsToLatLngs`](#geojson-coordstolatlngs)\r\n// `closed` determines whether the first point should be appended to the end of the array to close the feature, only used when `levelsDeep` is 0. False by default.\r\nfunction latLngsToCoords(latlngs, levelsDeep, closed, precision) {\r\n\tvar coords = [];\r\n\r\n\tfor (var i = 0, len = latlngs.length; i < len; i++) {\r\n\t\tcoords.push(levelsDeep ?\r\n\t\t\tlatLngsToCoords(latlngs[i], levelsDeep - 1, closed, precision) :\r\n\t\t\tlatLngToCoords(latlngs[i], precision));\r\n\t}\r\n\r\n\tif (!levelsDeep && closed) {\r\n\t\tcoords.push(coords[0]);\r\n\t}\r\n\r\n\treturn coords;\r\n}\r\n\r\nfunction getFeature(layer, newGeometry) {\r\n\treturn layer.feature ?\r\n\t\textend({}, layer.feature, {geometry: newGeometry}) :\r\n\t\tasFeature(newGeometry);\r\n}\r\n\r\n// @function asFeature(geojson: Object): Object\r\n// Normalize GeoJSON geometries/features into GeoJSON features.\r\nfunction asFeature(geojson) {\r\n\tif (geojson.type === 'Feature' || geojson.type === 'FeatureCollection') {\r\n\t\treturn geojson;\r\n\t}\r\n\r\n\treturn {\r\n\t\ttype: 'Feature',\r\n\t\tproperties: {},\r\n\t\tgeometry: geojson\r\n\t};\r\n}\r\n\r\nvar PointToGeoJSON = {\r\n\ttoGeoJSON: function (precision) {\r\n\t\treturn getFeature(this, {\r\n\t\t\ttype: 'Point',\r\n\t\t\tcoordinates: latLngToCoords(this.getLatLng(), precision)\r\n\t\t});\r\n\t}\r\n};\r\n\r\n// @namespace Marker\r\n// @section Other methods\r\n// @method toGeoJSON(precision?: Number): Object\r\n// `precision` is the number of decimal places for coordinates.\r\n// The default value is 6 places.\r\n// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the marker (as a GeoJSON `Point` Feature).\r\nMarker.include(PointToGeoJSON);\r\n\r\n// @namespace CircleMarker\r\n// @method toGeoJSON(precision?: Number): Object\r\n// `precision` is the number of decimal places for coordinates.\r\n// The default value is 6 places.\r\n// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the circle marker (as a GeoJSON `Point` Feature).\r\nCircle.include(PointToGeoJSON);\r\nCircleMarker.include(PointToGeoJSON);\r\n\r\n\r\n// @namespace Polyline\r\n// @method toGeoJSON(precision?: Number): Object\r\n// `precision` is the number of decimal places for coordinates.\r\n// The default value is 6 places.\r\n// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polyline (as a GeoJSON `LineString` or `MultiLineString` Feature).\r\nPolyline.include({\r\n\ttoGeoJSON: function (precision) {\r\n\t\tvar multi = !isFlat(this._latlngs);\r\n\r\n\t\tvar coords = latLngsToCoords(this._latlngs, multi ? 1 : 0, false, precision);\r\n\r\n\t\treturn getFeature(this, {\r\n\t\t\ttype: (multi ? 'Multi' : '') + 'LineString',\r\n\t\t\tcoordinates: coords\r\n\t\t});\r\n\t}\r\n});\r\n\r\n// @namespace Polygon\r\n// @method toGeoJSON(precision?: Number): Object\r\n// `precision` is the number of decimal places for coordinates.\r\n// The default value is 6 places.\r\n// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the polygon (as a GeoJSON `Polygon` or `MultiPolygon` Feature).\r\nPolygon.include({\r\n\ttoGeoJSON: function (precision) {\r\n\t\tvar holes = !isFlat(this._latlngs),\r\n\t\t multi = holes && !isFlat(this._latlngs[0]);\r\n\r\n\t\tvar coords = latLngsToCoords(this._latlngs, multi ? 2 : holes ? 1 : 0, true, precision);\r\n\r\n\t\tif (!holes) {\r\n\t\t\tcoords = [coords];\r\n\t\t}\r\n\r\n\t\treturn getFeature(this, {\r\n\t\t\ttype: (multi ? 'Multi' : '') + 'Polygon',\r\n\t\t\tcoordinates: coords\r\n\t\t});\r\n\t}\r\n});\r\n\r\n\r\n// @namespace LayerGroup\r\nLayerGroup.include({\r\n\ttoMultiPoint: function (precision) {\r\n\t\tvar coords = [];\r\n\r\n\t\tthis.eachLayer(function (layer) {\r\n\t\t\tcoords.push(layer.toGeoJSON(precision).geometry.coordinates);\r\n\t\t});\r\n\r\n\t\treturn getFeature(this, {\r\n\t\t\ttype: 'MultiPoint',\r\n\t\t\tcoordinates: coords\r\n\t\t});\r\n\t},\r\n\r\n\t// @method toGeoJSON(precision?: Number): Object\r\n\t// `precision` is the number of decimal places for coordinates.\r\n\t// The default value is 6 places.\r\n\t// Returns a [`GeoJSON`](http://en.wikipedia.org/wiki/GeoJSON) representation of the layer group (as a GeoJSON `FeatureCollection`, `GeometryCollection`, or `MultiPoint`).\r\n\ttoGeoJSON: function (precision) {\r\n\r\n\t\tvar type = this.feature && this.feature.geometry && this.feature.geometry.type;\r\n\r\n\t\tif (type === 'MultiPoint') {\r\n\t\t\treturn this.toMultiPoint(precision);\r\n\t\t}\r\n\r\n\t\tvar isGeometryCollection = type === 'GeometryCollection',\r\n\t\t jsons = [];\r\n\r\n\t\tthis.eachLayer(function (layer) {\r\n\t\t\tif (layer.toGeoJSON) {\r\n\t\t\t\tvar json = layer.toGeoJSON(precision);\r\n\t\t\t\tif (isGeometryCollection) {\r\n\t\t\t\t\tjsons.push(json.geometry);\r\n\t\t\t\t} else {\r\n\t\t\t\t\tvar feature = asFeature(json);\r\n\t\t\t\t\t// Squash nested feature collections\r\n\t\t\t\t\tif (feature.type === 'FeatureCollection') {\r\n\t\t\t\t\t\tjsons.push.apply(jsons, feature.features);\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\tjsons.push(feature);\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t});\r\n\r\n\t\tif (isGeometryCollection) {\r\n\t\t\treturn getFeature(this, {\r\n\t\t\t\tgeometries: jsons,\r\n\t\t\t\ttype: 'GeometryCollection'\r\n\t\t\t});\r\n\t\t}\r\n\r\n\t\treturn {\r\n\t\t\ttype: 'FeatureCollection',\r\n\t\t\tfeatures: jsons\r\n\t\t};\r\n\t}\r\n});\r\n\r\n// @namespace GeoJSON\r\n// @factory L.geoJSON(geojson?: Object, options?: GeoJSON options)\r\n// Creates a GeoJSON layer. Optionally accepts an object in\r\n// [GeoJSON format](https://tools.ietf.org/html/rfc7946) to display on the map\r\n// (you can alternatively add it later with `addData` method) and an `options` object.\r\nfunction geoJSON(geojson, options) {\r\n\treturn new GeoJSON(geojson, options);\r\n}\r\n\r\n// Backward compatibility.\r\nvar geoJson = geoJSON;\n\n/*\r\n * @class ImageOverlay\r\n * @aka L.ImageOverlay\r\n * @inherits Interactive layer\r\n *\r\n * Used to load and display a single image over specific bounds of the map. Extends `Layer`.\r\n *\r\n * @example\r\n *\r\n * ```js\r\n * var imageUrl = 'http://www.lib.utexas.edu/maps/historical/newark_nj_1922.jpg',\r\n * \timageBounds = [[40.712216, -74.22655], [40.773941, -74.12544]];\r\n * L.imageOverlay(imageUrl, imageBounds).addTo(map);\r\n * ```\r\n */\r\n\r\nvar ImageOverlay = Layer.extend({\r\n\r\n\t// @section\r\n\t// @aka ImageOverlay options\r\n\toptions: {\r\n\t\t// @option opacity: Number = 1.0\r\n\t\t// The opacity of the image overlay.\r\n\t\topacity: 1,\r\n\r\n\t\t// @option alt: String = ''\r\n\t\t// Text for the `alt` attribute of the image (useful for accessibility).\r\n\t\talt: '',\r\n\r\n\t\t// @option interactive: Boolean = false\r\n\t\t// If `true`, the image overlay will emit [mouse events](#interactive-layer) when clicked or hovered.\r\n\t\tinteractive: false,\r\n\r\n\t\t// @option crossOrigin: Boolean|String = false\r\n\t\t// Whether the crossOrigin attribute will be added to the image.\r\n\t\t// If a String is provided, the image will have its crossOrigin attribute set to the String provided. This is needed if you want to access image pixel data.\r\n\t\t// Refer to [CORS Settings](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) for valid String values.\r\n\t\tcrossOrigin: false,\r\n\r\n\t\t// @option errorOverlayUrl: String = ''\r\n\t\t// URL to the overlay image to show in place of the overlay that failed to load.\r\n\t\terrorOverlayUrl: '',\r\n\r\n\t\t// @option zIndex: Number = 1\r\n\t\t// The explicit [zIndex](https://developer.mozilla.org/docs/Web/CSS/CSS_Positioning/Understanding_z_index) of the overlay layer.\r\n\t\tzIndex: 1,\r\n\r\n\t\t// @option className: String = ''\r\n\t\t// A custom class name to assign to the image. Empty by default.\r\n\t\tclassName: ''\r\n\t},\r\n\r\n\tinitialize: function (url, bounds, options) { // (String, LatLngBounds, Object)\r\n\t\tthis._url = url;\r\n\t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n\t\tsetOptions(this, options);\r\n\t},\r\n\r\n\tonAdd: function () {\r\n\t\tif (!this._image) {\r\n\t\t\tthis._initImage();\r\n\r\n\t\t\tif (this.options.opacity < 1) {\r\n\t\t\t\tthis._updateOpacity();\r\n\t\t\t}\r\n\t\t}\r\n\r\n\t\tif (this.options.interactive) {\r\n\t\t\taddClass(this._image, 'leaflet-interactive');\r\n\t\t\tthis.addInteractiveTarget(this._image);\r\n\t\t}\r\n\r\n\t\tthis.getPane().appendChild(this._image);\r\n\t\tthis._reset();\r\n\t},\r\n\r\n\tonRemove: function () {\r\n\t\tremove(this._image);\r\n\t\tif (this.options.interactive) {\r\n\t\t\tthis.removeInteractiveTarget(this._image);\r\n\t\t}\r\n\t},\r\n\r\n\t// @method setOpacity(opacity: Number): this\r\n\t// Sets the opacity of the overlay.\r\n\tsetOpacity: function (opacity) {\r\n\t\tthis.options.opacity = opacity;\r\n\r\n\t\tif (this._image) {\r\n\t\t\tthis._updateOpacity();\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\tsetStyle: function (styleOpts) {\r\n\t\tif (styleOpts.opacity) {\r\n\t\t\tthis.setOpacity(styleOpts.opacity);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method bringToFront(): this\r\n\t// Brings the layer to the top of all overlays.\r\n\tbringToFront: function () {\r\n\t\tif (this._map) {\r\n\t\t\ttoFront(this._image);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method bringToBack(): this\r\n\t// Brings the layer to the bottom of all overlays.\r\n\tbringToBack: function () {\r\n\t\tif (this._map) {\r\n\t\t\ttoBack(this._image);\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method setUrl(url: String): this\r\n\t// Changes the URL of the image.\r\n\tsetUrl: function (url) {\r\n\t\tthis._url = url;\r\n\r\n\t\tif (this._image) {\r\n\t\t\tthis._image.src = url;\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method setBounds(bounds: LatLngBounds): this\r\n\t// Update the bounds that this ImageOverlay covers\r\n\tsetBounds: function (bounds) {\r\n\t\tthis._bounds = toLatLngBounds(bounds);\r\n\r\n\t\tif (this._map) {\r\n\t\t\tthis._reset();\r\n\t\t}\r\n\t\treturn this;\r\n\t},\r\n\r\n\tgetEvents: function () {\r\n\t\tvar events = {\r\n\t\t\tzoom: this._reset,\r\n\t\t\tviewreset: this._reset\r\n\t\t};\r\n\r\n\t\tif (this._zoomAnimated) {\r\n\t\t\tevents.zoomanim = this._animateZoom;\r\n\t\t}\r\n\r\n\t\treturn events;\r\n\t},\r\n\r\n\t// @method setZIndex(value: Number): this\r\n\t// Changes the [zIndex](#imageoverlay-zindex) of the image overlay.\r\n\tsetZIndex: function (value) {\r\n\t\tthis.options.zIndex = value;\r\n\t\tthis._updateZIndex();\r\n\t\treturn this;\r\n\t},\r\n\r\n\t// @method getBounds(): LatLngBounds\r\n\t// Get the bounds that this ImageOverlay covers\r\n\tgetBounds: function () {\r\n\t\treturn this._bounds;\r\n\t},\r\n\r\n\t// @method getElement(): HTMLElement\r\n\t// Returns the instance of [`HTMLImageElement`](https://developer.mozilla.org/docs/Web/API/HTMLImageElement)\r\n\t// used by this overlay.\r\n\tgetElement: function () {\r\n\t\treturn this._image;\r\n\t},\r\n\r\n\t_initImage: function () {\r\n\t\tvar wasElementSupplied = this._url.tagName === 'IMG';\r\n\t\tvar img = this._image = wasElementSupplied ? this._url : create$1('img');\r\n\r\n\t\taddClass(img, 'leaflet-image-layer');\r\n\t\tif (this._zoomAnimated) { addClass(img, 'leaflet-zoom-animated'); }\r\n\t\tif (this.options.className) { addClass(img, this.options.className); }\r\n\r\n\t\timg.onselectstart = falseFn;\r\n\t\timg.onmousemove = falseFn;\r\n\r\n\t\t// @event load: Event\r\n\t\t// Fired when the ImageOverlay layer has loaded its image\r\n\t\timg.onload = bind(this.fire, this, 'load');\r\n\t\timg.onerror = bind(this._overlayOnError, this, 'error');\r\n\r\n\t\tif (this.options.crossOrigin || this.options.crossOrigin === '') {\r\n\t\t\timg.crossOrigin = this.options.crossOrigin === true ? '' : this.options.crossOrigin;\r\n\t\t}\r\n\r\n\t\tif (this.options.zIndex) {\r\n\t\t\tthis._updateZIndex();\r\n\t\t}\r\n\r\n\t\tif (wasElementSupplied) {\r\n\t\t\tthis._url = img.src;\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\timg.src = this._url;\r\n\t\timg.alt = this.options.alt;\r\n\t},\r\n\r\n\t_animateZoom: function (e) {\r\n\t\tvar scale = this._map.getZoomScale(e.zoom),\r\n\t\t offset = this._map._latLngBoundsToNewLayerBounds(this._bounds, e.zoom, e.center).min;\r\n\r\n\t\tsetTransform(this._image, offset, scale);\r\n\t},\r\n\r\n\t_reset: function () {\r\n\t\tvar image = this._image,\r\n\t\t bounds = new Bounds(\r\n\t\t this._map.latLngToLayerPoint(this._bounds.getNorthWest()),\r\n\t\t this._map.latLngToLayerPoint(this._bounds.getSouthEast())),\r\n\t\t size = bounds.getSize();\r\n\r\n\t\tsetPosition(image, bounds.min);\r\n\r\n\t\timage.style.width = size.x + 'px';\r\n\t\timage.style.height = size.y + 'px';\r\n\t},\r\n\r\n\t_updateOpacity: function () {\r\n\t\tsetOpacity(this._image, this.options.opacity);\r\n\t},\r\n\r\n\t_updateZIndex: function () {\r\n\t\tif (this._image && this.options.zIndex !== undefined && this.options.zIndex !== null) {\r\n\t\t\tthis._image.style.zIndex = this.options.zIndex;\r\n\t\t}\r\n\t},\r\n\r\n\t_overlayOnError: function () {\r\n\t\t// @event error: Event\r\n\t\t// Fired when the ImageOverlay layer fails to load its image\r\n\t\tthis.fire('error');\r\n\r\n\t\tvar errorUrl = this.options.errorOverlayUrl;\r\n\t\tif (errorUrl && this._url !== errorUrl) {\r\n\t\t\tthis._url = errorUrl;\r\n\t\t\tthis._image.src = errorUrl;\r\n\t\t}\r\n\t}\r\n});\r\n\r\n// @factory L.imageOverlay(imageUrl: String, bounds: LatLngBounds, options?: ImageOverlay options)\r\n// Instantiates an image overlay object given the URL of the image and the\r\n// geographical bounds it is tied to.\r\nvar imageOverlay = function (url, bounds, options) {\r\n\treturn new ImageOverlay(url, bounds, options);\r\n};\n\n/*\r\n * @class VideoOverlay\r\n * @aka L.VideoOverlay\r\n * @inherits ImageOverlay\r\n *\r\n * Used to load and display a video player over specific bounds of the map. Extends `ImageOverlay`.\r\n *\r\n * A video overlay uses the [`