{"version":3,"file":"thirdparty.js","sources":["../../../../node_modules/core-js-pure/internals/global.js","../../../../node_modules/core-js-pure/internals/engine-v8-version.js","../../../../node_modules/core-js-pure/internals/fails.js","../../../../node_modules/core-js-pure/internals/function-bind-native.js","../../../../node_modules/core-js-pure/internals/function-apply.js","../../../../node_modules/core-js-pure/internals/function-uncurry-this.js","../../../../node_modules/core-js-pure/internals/classof-raw.js","../../../../node_modules/core-js-pure/internals/is-callable.js","../../../../node_modules/core-js-pure/internals/descriptors.js","../../../../node_modules/core-js-pure/internals/function-call.js","../../../../node_modules/core-js-pure/internals/object-property-is-enumerable.js","../../../../node_modules/core-js-pure/internals/indexed-object.js","../../../../node_modules/core-js-pure/internals/is-null-or-undefined.js","../../../../node_modules/core-js-pure/internals/require-object-coercible.js","../../../../node_modules/core-js-pure/internals/path.js","../../../../node_modules/core-js-pure/internals/get-built-in.js","../../../../node_modules/core-js-pure/internals/object-is-prototype-of.js","../../../../node_modules/core-js-pure/internals/engine-user-agent.js","../../../../node_modules/core-js-pure/internals/symbol-constructor-detection.js","../../../../node_modules/core-js-pure/internals/use-symbol-as-uid.js","../../../../node_modules/core-js-pure/internals/is-symbol.js","../../../../node_modules/core-js-pure/internals/try-to-string.js","../../../../node_modules/core-js-pure/internals/a-callable.js","../../../../node_modules/core-js-pure/internals/is-object.js","../../../../node_modules/core-js-pure/internals/ordinary-to-primitive.js","../../../../node_modules/core-js-pure/internals/define-global-property.js","../../../../node_modules/core-js-pure/internals/shared-store.js","../../../../node_modules/core-js-pure/internals/to-object.js","../../../../node_modules/core-js-pure/internals/has-own-property.js","../../../../node_modules/core-js-pure/internals/uid.js","../../../../node_modules/core-js-pure/internals/shared.js","../../../../node_modules/core-js-pure/internals/well-known-symbol.js","../../../../node_modules/core-js-pure/internals/get-method.js","../../../../node_modules/core-js-pure/internals/to-primitive.js","../../../../node_modules/core-js-pure/internals/document-create-element.js","../../../../node_modules/core-js-pure/internals/ie8-dom-define.js","../../../../node_modules/core-js-pure/internals/create-property-descriptor.js","../../../../node_modules/core-js-pure/internals/to-indexed-object.js","../../../../node_modules/core-js-pure/internals/to-property-key.js","../../../../node_modules/core-js-pure/internals/object-get-own-property-descriptor.js","../../../../node_modules/core-js-pure/internals/is-forced.js","../../../../node_modules/core-js-pure/internals/function-uncurry-this-clause.js","../../../../node_modules/core-js-pure/internals/function-bind-context.js","../../../../node_modules/core-js-pure/internals/v8-prototype-define-bug.js","../../../../node_modules/core-js-pure/internals/an-object.js","../../../../node_modules/core-js-pure/internals/object-define-property.js","../../../../node_modules/core-js-pure/internals/create-non-enumerable-property.js","../../../../node_modules/core-js-pure/internals/export.js","../../../../node_modules/core-js-pure/modules/es.global-this.js","../../../../node_modules/core-js-pure/es/global-this.js","../../../../node_modules/rollup-plugin-node-globals/src/global.js","../../../../node_modules/vue/dist/vue.esm.browser.js","../../../../node_modules/vuejs-datepicker/dist/vuejs-datepicker.esm.js","../../../frontend/js/thirdparty.js"],"sourcesContent":["'use strict';\nvar check = function (it) {\n return it && it.Math === Math && it;\n};\n\n// https://github.com/zloirock/core-js/issues/86#issuecomment-115759028\nmodule.exports =\n // eslint-disable-next-line es/no-global-this -- safe\n check(typeof globalThis == 'object' && globalThis) ||\n check(typeof window == 'object' && window) ||\n // eslint-disable-next-line no-restricted-globals -- safe\n check(typeof self == 'object' && self) ||\n check(typeof global == 'object' && global) ||\n check(typeof this == 'object' && this) ||\n // eslint-disable-next-line no-new-func -- fallback\n (function () { return this; })() || Function('return this')();\n","'use strict';\nvar global = require('../internals/global');\nvar userAgent = require('../internals/engine-user-agent');\n\nvar process = global.process;\nvar Deno = global.Deno;\nvar versions = process && process.versions || Deno && Deno.version;\nvar v8 = versions && versions.v8;\nvar match, version;\n\nif (v8) {\n match = v8.split('.');\n // in old Chrome, versions of V8 isn't V8 = Chrome / 10\n // but their correct versions are not interesting for us\n version = match[0] > 0 && match[0] < 4 ? 1 : +(match[0] + match[1]);\n}\n\n// BrowserFS NodeJS `process` polyfill incorrectly set `.v8` to `0.0`\n// so check `userAgent` even if `.v8` exists, but 0\nif (!version && userAgent) {\n match = userAgent.match(/Edge\\/(\\d+)/);\n if (!match || match[1] >= 74) {\n match = userAgent.match(/Chrome\\/(\\d+)/);\n if (match) version = +match[1];\n }\n}\n\nmodule.exports = version;\n","'use strict';\nmodule.exports = function (exec) {\n try {\n return !!exec();\n } catch (error) {\n return true;\n }\n};\n","'use strict';\nvar fails = require('../internals/fails');\n\nmodule.exports = !fails(function () {\n // eslint-disable-next-line es/no-function-prototype-bind -- safe\n var test = (function () { /* empty */ }).bind();\n // eslint-disable-next-line no-prototype-builtins -- safe\n return typeof test != 'function' || test.hasOwnProperty('prototype');\n});\n","'use strict';\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar FunctionPrototype = Function.prototype;\nvar apply = FunctionPrototype.apply;\nvar call = FunctionPrototype.call;\n\n// eslint-disable-next-line es/no-reflect -- safe\nmodule.exports = typeof Reflect == 'object' && Reflect.apply || (NATIVE_BIND ? call.bind(apply) : function () {\n return call.apply(apply, arguments);\n});\n","'use strict';\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar FunctionPrototype = Function.prototype;\nvar call = FunctionPrototype.call;\nvar uncurryThisWithBind = NATIVE_BIND && FunctionPrototype.bind.bind(call, call);\n\nmodule.exports = NATIVE_BIND ? uncurryThisWithBind : function (fn) {\n return function () {\n return call.apply(fn, arguments);\n };\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nvar toString = uncurryThis({}.toString);\nvar stringSlice = uncurryThis(''.slice);\n\nmodule.exports = function (it) {\n return stringSlice(toString(it), 8, -1);\n};\n","'use strict';\n// https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot\nvar documentAll = typeof document == 'object' && document.all;\n\n// `IsCallable` abstract operation\n// https://tc39.es/ecma262/#sec-iscallable\n// eslint-disable-next-line unicorn/no-typeof-undefined -- required for testing\nmodule.exports = typeof documentAll == 'undefined' && documentAll !== undefined ? function (argument) {\n return typeof argument == 'function' || argument === documentAll;\n} : function (argument) {\n return typeof argument == 'function';\n};\n","'use strict';\nvar fails = require('../internals/fails');\n\n// Detect IE8's incomplete defineProperty implementation\nmodule.exports = !fails(function () {\n // eslint-disable-next-line es/no-object-defineproperty -- required for testing\n return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] !== 7;\n});\n","'use strict';\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar call = Function.prototype.call;\n\nmodule.exports = NATIVE_BIND ? call.bind(call) : function () {\n return call.apply(call, arguments);\n};\n","'use strict';\nvar $propertyIsEnumerable = {}.propertyIsEnumerable;\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\n// Nashorn ~ JDK8 bug\nvar NASHORN_BUG = getOwnPropertyDescriptor && !$propertyIsEnumerable.call({ 1: 2 }, 1);\n\n// `Object.prototype.propertyIsEnumerable` method implementation\n// https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable\nexports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {\n var descriptor = getOwnPropertyDescriptor(this, V);\n return !!descriptor && descriptor.enumerable;\n} : $propertyIsEnumerable;\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar fails = require('../internals/fails');\nvar classof = require('../internals/classof-raw');\n\nvar $Object = Object;\nvar split = uncurryThis(''.split);\n\n// fallback for non-array-like ES3 and non-enumerable old V8 strings\nmodule.exports = fails(function () {\n // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346\n // eslint-disable-next-line no-prototype-builtins -- safe\n return !$Object('z').propertyIsEnumerable(0);\n}) ? function (it) {\n return classof(it) === 'String' ? split(it, '') : $Object(it);\n} : $Object;\n","'use strict';\n// we can't use just `it == null` since of `document.all` special case\n// https://tc39.es/ecma262/#sec-IsHTMLDDA-internal-slot-aec\nmodule.exports = function (it) {\n return it === null || it === undefined;\n};\n","'use strict';\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\n\nvar $TypeError = TypeError;\n\n// `RequireObjectCoercible` abstract operation\n// https://tc39.es/ecma262/#sec-requireobjectcoercible\nmodule.exports = function (it) {\n if (isNullOrUndefined(it)) throw new $TypeError(\"Can't call method on \" + it);\n return it;\n};\n","'use strict';\nmodule.exports = {};\n","'use strict';\nvar path = require('../internals/path');\nvar global = require('../internals/global');\nvar isCallable = require('../internals/is-callable');\n\nvar aFunction = function (variable) {\n return isCallable(variable) ? 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 uncurryThis = require('../internals/function-uncurry-this');\n\nmodule.exports = uncurryThis({}.isPrototypeOf);\n","'use strict';\nmodule.exports = typeof navigator != 'undefined' && String(navigator.userAgent) || '';\n","'use strict';\n/* eslint-disable es/no-symbol -- required for testing */\nvar V8_VERSION = require('../internals/engine-v8-version');\nvar fails = require('../internals/fails');\nvar global = require('../internals/global');\n\nvar $String = global.String;\n\n// eslint-disable-next-line es/no-object-getownpropertysymbols -- required for testing\nmodule.exports = !!Object.getOwnPropertySymbols && !fails(function () {\n var symbol = Symbol('symbol detection');\n // Chrome 38 Symbol has incorrect toString conversion\n // `get-own-property-symbols` polyfill symbols converted to object are not Symbol instances\n // nb: Do not call `String` directly to avoid this being optimized out to `symbol+''` which will,\n // of course, fail.\n return !$String(symbol) || !(Object(symbol) instanceof Symbol) ||\n // Chrome 38-40 symbols are not inherited from DOM collections prototypes to instances\n !Symbol.sham && V8_VERSION && V8_VERSION < 41;\n});\n","'use strict';\n/* eslint-disable es/no-symbol -- required for testing */\nvar NATIVE_SYMBOL = require('../internals/symbol-constructor-detection');\n\nmodule.exports = NATIVE_SYMBOL\n && !Symbol.sham\n && typeof Symbol.iterator == 'symbol';\n","'use strict';\nvar getBuiltIn = require('../internals/get-built-in');\nvar isCallable = require('../internals/is-callable');\nvar isPrototypeOf = require('../internals/object-is-prototype-of');\nvar USE_SYMBOL_AS_UID = require('../internals/use-symbol-as-uid');\n\nvar $Object = Object;\n\nmodule.exports = USE_SYMBOL_AS_UID ? function (it) {\n return typeof it == 'symbol';\n} : function (it) {\n var $Symbol = getBuiltIn('Symbol');\n return isCallable($Symbol) && isPrototypeOf($Symbol.prototype, $Object(it));\n};\n","'use strict';\nvar $String = String;\n\nmodule.exports = function (argument) {\n try {\n return $String(argument);\n } catch (error) {\n return 'Object';\n }\n};\n","'use strict';\nvar isCallable = require('../internals/is-callable');\nvar tryToString = require('../internals/try-to-string');\n\nvar $TypeError = TypeError;\n\n// `Assert: IsCallable(argument) is true`\nmodule.exports = function (argument) {\n if (isCallable(argument)) return argument;\n throw new $TypeError(tryToString(argument) + ' is not a function');\n};\n","'use strict';\nvar isCallable = require('../internals/is-callable');\n\nmodule.exports = function (it) {\n return typeof it == 'object' ? it !== null : isCallable(it);\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar isCallable = require('../internals/is-callable');\nvar isObject = require('../internals/is-object');\n\nvar $TypeError = TypeError;\n\n// `OrdinaryToPrimitive` abstract operation\n// https://tc39.es/ecma262/#sec-ordinarytoprimitive\nmodule.exports = function (input, pref) {\n var fn, val;\n if (pref === 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val;\n if (isCallable(fn = input.valueOf) && !isObject(val = call(fn, input))) return val;\n if (pref !== 'string' && isCallable(fn = input.toString) && !isObject(val = call(fn, input))) return val;\n throw new $TypeError(\"Can't convert object to primitive value\");\n};\n","'use strict';\nvar global = require('../internals/global');\n\n// eslint-disable-next-line es/no-object-defineproperty -- safe\nvar defineProperty = Object.defineProperty;\n\nmodule.exports = function (key, value) {\n try {\n defineProperty(global, key, { value: value, configurable: true, writable: true });\n } catch (error) {\n global[key] = value;\n } return value;\n};\n","'use strict';\nvar IS_PURE = require('../internals/is-pure');\nvar globalThis = require('../internals/global');\nvar defineGlobalProperty = require('../internals/define-global-property');\n\nvar SHARED = '__core-js_shared__';\nvar store = module.exports = globalThis[SHARED] || defineGlobalProperty(SHARED, {});\n\n(store.versions || (store.versions = [])).push({\n version: '3.37.1',\n mode: IS_PURE ? 'pure' : 'global',\n copyright: '© 2014-2024 Denis Pushkarev (zloirock.ru)',\n license: 'https://github.com/zloirock/core-js/blob/v3.37.1/LICENSE',\n source: 'https://github.com/zloirock/core-js'\n});\n","'use strict';\nvar requireObjectCoercible = require('../internals/require-object-coercible');\n\nvar $Object = Object;\n\n// `ToObject` abstract operation\n// https://tc39.es/ecma262/#sec-toobject\nmodule.exports = function (argument) {\n return $Object(requireObjectCoercible(argument));\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\nvar toObject = require('../internals/to-object');\n\nvar hasOwnProperty = uncurryThis({}.hasOwnProperty);\n\n// `HasOwnProperty` abstract operation\n// https://tc39.es/ecma262/#sec-hasownproperty\n// eslint-disable-next-line es/no-object-hasown -- safe\nmodule.exports = Object.hasOwn || function hasOwn(it, key) {\n return hasOwnProperty(toObject(it), key);\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nvar id = 0;\nvar postfix = Math.random();\nvar toString = uncurryThis(1.0.toString);\n\nmodule.exports = function (key) {\n return 'Symbol(' + (key === undefined ? '' : key) + ')_' + toString(++id + postfix, 36);\n};\n","'use strict';\nvar store = require('../internals/shared-store');\n\nmodule.exports = function (key, value) {\n return store[key] || (store[key] = value || {});\n};\n","'use strict';\nvar global = require('../internals/global');\nvar shared = require('../internals/shared');\nvar hasOwn = require('../internals/has-own-property');\nvar uid = require('../internals/uid');\nvar NATIVE_SYMBOL = require('../internals/symbol-constructor-detection');\nvar USE_SYMBOL_AS_UID = require('../internals/use-symbol-as-uid');\n\nvar Symbol = global.Symbol;\nvar WellKnownSymbolsStore = shared('wks');\nvar createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol['for'] || Symbol : Symbol && Symbol.withoutSetter || uid;\n\nmodule.exports = function (name) {\n if (!hasOwn(WellKnownSymbolsStore, name)) {\n WellKnownSymbolsStore[name] = NATIVE_SYMBOL && hasOwn(Symbol, name)\n ? Symbol[name]\n : createWellKnownSymbol('Symbol.' + name);\n } return WellKnownSymbolsStore[name];\n};\n","'use strict';\nvar aCallable = require('../internals/a-callable');\nvar isNullOrUndefined = require('../internals/is-null-or-undefined');\n\n// `GetMethod` abstract operation\n// https://tc39.es/ecma262/#sec-getmethod\nmodule.exports = function (V, P) {\n var func = V[P];\n return isNullOrUndefined(func) ? undefined : aCallable(func);\n};\n","'use strict';\nvar call = require('../internals/function-call');\nvar isObject = require('../internals/is-object');\nvar isSymbol = require('../internals/is-symbol');\nvar getMethod = require('../internals/get-method');\nvar ordinaryToPrimitive = require('../internals/ordinary-to-primitive');\nvar wellKnownSymbol = require('../internals/well-known-symbol');\n\nvar $TypeError = TypeError;\nvar TO_PRIMITIVE = wellKnownSymbol('toPrimitive');\n\n// `ToPrimitive` abstract operation\n// https://tc39.es/ecma262/#sec-toprimitive\nmodule.exports = function (input, pref) {\n if (!isObject(input) || isSymbol(input)) return input;\n var exoticToPrim = getMethod(input, TO_PRIMITIVE);\n var result;\n if (exoticToPrim) {\n if (pref === undefined) pref = 'default';\n result = call(exoticToPrim, input, pref);\n if (!isObject(result) || isSymbol(result)) return result;\n throw new $TypeError(\"Can't convert object to primitive value\");\n }\n if (pref === undefined) pref = 'number';\n return ordinaryToPrimitive(input, pref);\n};\n","'use strict';\nvar global = require('../internals/global');\nvar isObject = require('../internals/is-object');\n\nvar document = global.document;\n// typeof document.createElement is 'object' in old IE\nvar EXISTS = isObject(document) && isObject(document.createElement);\n\nmodule.exports = function (it) {\n return EXISTS ? document.createElement(it) : {};\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar fails = require('../internals/fails');\nvar createElement = require('../internals/document-create-element');\n\n// Thanks to IE8 for its funny defineProperty\nmodule.exports = !DESCRIPTORS && !fails(function () {\n // eslint-disable-next-line es/no-object-defineproperty -- required for testing\n return Object.defineProperty(createElement('div'), 'a', {\n get: function () { return 7; }\n }).a !== 7;\n});\n","'use strict';\nmodule.exports = function (bitmap, value) {\n return {\n enumerable: !(bitmap & 1),\n configurable: !(bitmap & 2),\n writable: !(bitmap & 4),\n value: value\n };\n};\n","'use strict';\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","'use strict';\nvar toPrimitive = require('../internals/to-primitive');\nvar isSymbol = require('../internals/is-symbol');\n\n// `ToPropertyKey` abstract operation\n// https://tc39.es/ecma262/#sec-topropertykey\nmodule.exports = function (argument) {\n var key = toPrimitive(argument, 'string');\n return isSymbol(key) ? key : key + '';\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar call = require('../internals/function-call');\nvar propertyIsEnumerableModule = require('../internals/object-property-is-enumerable');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\nvar toIndexedObject = require('../internals/to-indexed-object');\nvar toPropertyKey = require('../internals/to-property-key');\nvar hasOwn = require('../internals/has-own-property');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\n\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar $getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\n\n// `Object.getOwnPropertyDescriptor` method\n// https://tc39.es/ecma262/#sec-object.getownpropertydescriptor\nexports.f = DESCRIPTORS ? $getOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {\n O = toIndexedObject(O);\n P = toPropertyKey(P);\n if (IE8_DOM_DEFINE) try {\n return $getOwnPropertyDescriptor(O, P);\n } catch (error) { /* empty */ }\n if (hasOwn(O, P)) return createPropertyDescriptor(!call(propertyIsEnumerableModule.f, O, P), O[P]);\n};\n","'use strict';\nvar fails = require('../internals/fails');\nvar isCallable = require('../internals/is-callable');\n\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 : isCallable(detection) ? 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","'use strict';\nvar classofRaw = require('../internals/classof-raw');\nvar uncurryThis = require('../internals/function-uncurry-this');\n\nmodule.exports = function (fn) {\n // Nashorn bug:\n // https://github.com/zloirock/core-js/issues/1128\n // https://github.com/zloirock/core-js/issues/1130\n if (classofRaw(fn) === 'Function') return uncurryThis(fn);\n};\n","'use strict';\nvar uncurryThis = require('../internals/function-uncurry-this-clause');\nvar aCallable = require('../internals/a-callable');\nvar NATIVE_BIND = require('../internals/function-bind-native');\n\nvar bind = uncurryThis(uncurryThis.bind);\n\n// optional / simple context binding\nmodule.exports = function (fn, that) {\n aCallable(fn);\n return that === undefined ? fn : NATIVE_BIND ? bind(fn, that) : function (/* ...args */) {\n return fn.apply(that, arguments);\n };\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar fails = require('../internals/fails');\n\n// V8 ~ Chrome 36-\n// https://bugs.chromium.org/p/v8/issues/detail?id=3334\nmodule.exports = DESCRIPTORS && fails(function () {\n // eslint-disable-next-line es/no-object-defineproperty -- required for testing\n return Object.defineProperty(function () { /* empty */ }, 'prototype', {\n value: 42,\n writable: false\n }).prototype !== 42;\n});\n","'use strict';\nvar isObject = require('../internals/is-object');\n\nvar $String = String;\nvar $TypeError = TypeError;\n\n// `Assert: Type(argument) is Object`\nmodule.exports = function (argument) {\n if (isObject(argument)) return argument;\n throw new $TypeError($String(argument) + ' is not an object');\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar IE8_DOM_DEFINE = require('../internals/ie8-dom-define');\nvar V8_PROTOTYPE_DEFINE_BUG = require('../internals/v8-prototype-define-bug');\nvar anObject = require('../internals/an-object');\nvar toPropertyKey = require('../internals/to-property-key');\n\nvar $TypeError = TypeError;\n// eslint-disable-next-line es/no-object-defineproperty -- safe\nvar $defineProperty = Object.defineProperty;\n// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe\nvar $getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\nvar ENUMERABLE = 'enumerable';\nvar CONFIGURABLE = 'configurable';\nvar WRITABLE = 'writable';\n\n// `Object.defineProperty` method\n// https://tc39.es/ecma262/#sec-object.defineproperty\nexports.f = DESCRIPTORS ? V8_PROTOTYPE_DEFINE_BUG ? function defineProperty(O, P, Attributes) {\n anObject(O);\n P = toPropertyKey(P);\n anObject(Attributes);\n if (typeof O === 'function' && P === 'prototype' && 'value' in Attributes && WRITABLE in Attributes && !Attributes[WRITABLE]) {\n var current = $getOwnPropertyDescriptor(O, P);\n if (current && current[WRITABLE]) {\n O[P] = Attributes.value;\n Attributes = {\n configurable: CONFIGURABLE in Attributes ? Attributes[CONFIGURABLE] : current[CONFIGURABLE],\n enumerable: ENUMERABLE in Attributes ? Attributes[ENUMERABLE] : current[ENUMERABLE],\n writable: false\n };\n }\n } return $defineProperty(O, P, Attributes);\n} : $defineProperty : function defineProperty(O, P, Attributes) {\n anObject(O);\n P = toPropertyKey(P);\n anObject(Attributes);\n if (IE8_DOM_DEFINE) try {\n return $defineProperty(O, P, Attributes);\n } catch (error) { /* empty */ }\n if ('get' in Attributes || 'set' in Attributes) throw new $TypeError('Accessors not supported');\n if ('value' in Attributes) O[P] = Attributes.value;\n return O;\n};\n","'use strict';\nvar DESCRIPTORS = require('../internals/descriptors');\nvar definePropertyModule = require('../internals/object-define-property');\nvar createPropertyDescriptor = require('../internals/create-property-descriptor');\n\nmodule.exports = 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","'use strict';\nvar global = require('../internals/global');\nvar apply = require('../internals/function-apply');\nvar uncurryThis = require('../internals/function-uncurry-this-clause');\nvar isCallable = require('../internals/is-callable');\nvar getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;\nvar isForced = require('../internals/is-forced');\nvar path = require('../internals/path');\nvar bind = require('../internals/function-bind-context');\nvar createNonEnumerableProperty = require('../internals/create-non-enumerable-property');\nvar hasOwn = require('../internals/has-own-property');\n// add debugging info\nrequire('../internals/shared-store');\n\nvar wrapConstructor = function (NativeConstructor) {\n var Wrapper = function (a, b, c) {\n if (this instanceof Wrapper) {\n switch (arguments.length) {\n case 0: return new NativeConstructor();\n case 1: return new NativeConstructor(a);\n case 2: return new NativeConstructor(a, b);\n } return new NativeConstructor(a, b, c);\n } return apply(NativeConstructor, this, arguments);\n };\n Wrapper.prototype = NativeConstructor.prototype;\n return Wrapper;\n};\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.dontCallGetSet - prevent calling a getter on target\n options.name - the .name of the function if it does not match the key\n*/\nmodule.exports = function (options, source) {\n var TARGET = options.target;\n var GLOBAL = options.global;\n var STATIC = options.stat;\n var PROTO = options.proto;\n\n var nativeSource = GLOBAL ? global : STATIC ? global[TARGET] : global[TARGET] && global[TARGET].prototype;\n\n var target = GLOBAL ? path : path[TARGET] || createNonEnumerableProperty(path, TARGET, {})[TARGET];\n var targetPrototype = target.prototype;\n\n var FORCED, USE_NATIVE, VIRTUAL_PROTOTYPE;\n var key, sourceProperty, targetProperty, nativeProperty, resultProperty, descriptor;\n\n for (key in source) {\n FORCED = isForced(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);\n // contains in native\n USE_NATIVE = !FORCED && nativeSource && hasOwn(nativeSource, key);\n\n targetProperty = target[key];\n\n if (USE_NATIVE) if (options.dontCallGetSet) {\n descriptor = getOwnPropertyDescriptor(nativeSource, key);\n nativeProperty = descriptor && descriptor.value;\n } else nativeProperty = nativeSource[key];\n\n // export native or implementation\n sourceProperty = (USE_NATIVE && nativeProperty) ? nativeProperty : source[key];\n\n if (!FORCED && !PROTO && typeof targetProperty == typeof sourceProperty) continue;\n\n // bind methods to global for calling from export context\n if (options.bind && USE_NATIVE) resultProperty = bind(sourceProperty, global);\n // wrap global constructors for prevent changes in this version\n else if (options.wrap && USE_NATIVE) resultProperty = wrapConstructor(sourceProperty);\n // make static versions for prototype methods\n else if (PROTO && isCallable(sourceProperty)) resultProperty = uncurryThis(sourceProperty);\n // default case\n else resultProperty = sourceProperty;\n\n // add a flag to not completely full polyfills\n if (options.sham || (sourceProperty && sourceProperty.sham) || (targetProperty && targetProperty.sham)) {\n createNonEnumerableProperty(resultProperty, 'sham', true);\n }\n\n createNonEnumerableProperty(target, key, resultProperty);\n\n if (PROTO) {\n VIRTUAL_PROTOTYPE = TARGET + 'Prototype';\n if (!hasOwn(path, VIRTUAL_PROTOTYPE)) {\n createNonEnumerableProperty(path, VIRTUAL_PROTOTYPE, {});\n }\n // export virtual prototype methods\n createNonEnumerableProperty(path[VIRTUAL_PROTOTYPE], key, sourceProperty);\n // export real prototype methods\n if (options.real && targetPrototype && (FORCED || !targetPrototype[key])) {\n createNonEnumerableProperty(targetPrototype, key, sourceProperty);\n }\n }\n }\n};\n","'use strict';\nvar $ = require('../internals/export');\nvar global = require('../internals/global');\n\n// `globalThis` object\n// https://tc39.es/ecma262/#sec-globalthis\n$({ global: true, forced: global.globalThis !== global }, {\n globalThis: global\n});\n","'use strict';\nrequire('../modules/es.global-this');\n\nmodule.exports = require('../internals/global');\n","export default (typeof global !== \"undefined\" ? global :\n typeof self !== \"undefined\" ? self :\n typeof window !== \"undefined\" ? window : {});\n","/*!\n * Vue.js v2.6.14\n * (c) 2014-2021 Evan You\n * Released under the MIT License.\n */\n/* */\n\nconst emptyObject = Object.freeze({});\n\n// These helpers produce better VM code in JS engines due to their\n// explicitness and function inlining.\nfunction isUndef (v) {\n return v === undefined || v === null\n}\n\nfunction isDef (v) {\n return v !== undefined && v !== null\n}\n\nfunction isTrue (v) {\n return v === true\n}\n\nfunction isFalse (v) {\n return v === false\n}\n\n/**\n * Check if value is primitive.\n */\nfunction isPrimitive (value) {\n return (\n typeof value === 'string' ||\n typeof value === 'number' ||\n // $flow-disable-line\n typeof value === 'symbol' ||\n typeof value === 'boolean'\n )\n}\n\n/**\n * Quick object check - this is primarily used to tell\n * Objects from primitive values when we know the value\n * is a JSON-compliant type.\n */\nfunction isObject (obj) {\n return obj !== null && typeof obj === 'object'\n}\n\n/**\n * Get the raw type string of a value, e.g., [object Object].\n */\nconst _toString = Object.prototype.toString;\n\nfunction toRawType (value) {\n return _toString.call(value).slice(8, -1)\n}\n\n/**\n * Strict object type check. Only returns true\n * for plain JavaScript objects.\n */\nfunction isPlainObject (obj) {\n return _toString.call(obj) === '[object Object]'\n}\n\nfunction isRegExp (v) {\n return _toString.call(v) === '[object RegExp]'\n}\n\n/**\n * Check if val is a valid array index.\n */\nfunction isValidArrayIndex (val) {\n const n = parseFloat(String(val));\n return n >= 0 && Math.floor(n) === n && isFinite(val)\n}\n\nfunction isPromise (val) {\n return (\n isDef(val) &&\n typeof val.then === 'function' &&\n typeof val.catch === 'function'\n )\n}\n\n/**\n * Convert a value to a string that is actually rendered.\n */\nfunction toString (val) {\n return val == null\n ? ''\n : Array.isArray(val) || (isPlainObject(val) && val.toString === _toString)\n ? JSON.stringify(val, null, 2)\n : String(val)\n}\n\n/**\n * Convert an input value to a number for persistence.\n * If the conversion fails, return original string.\n */\nfunction toNumber (val) {\n const n = parseFloat(val);\n return isNaN(n) ? val : n\n}\n\n/**\n * Make a map and return a function for checking if a key\n * is in that map.\n */\nfunction makeMap (\n str,\n expectsLowerCase\n) {\n const map = Object.create(null);\n const list = str.split(',');\n for (let i = 0; i < list.length; i++) {\n map[list[i]] = true;\n }\n return expectsLowerCase\n ? val => map[val.toLowerCase()]\n : val => map[val]\n}\n\n/**\n * Check if a tag is a built-in tag.\n */\nconst isBuiltInTag = makeMap('slot,component', true);\n\n/**\n * Check if an attribute is a reserved attribute.\n */\nconst isReservedAttribute = makeMap('key,ref,slot,slot-scope,is');\n\n/**\n * Remove an item from an array.\n */\nfunction remove (arr, item) {\n if (arr.length) {\n const index = arr.indexOf(item);\n if (index > -1) {\n return arr.splice(index, 1)\n }\n }\n}\n\n/**\n * Check whether an object has the property.\n */\nconst hasOwnProperty = Object.prototype.hasOwnProperty;\nfunction hasOwn (obj, key) {\n return hasOwnProperty.call(obj, key)\n}\n\n/**\n * Create a cached version of a pure function.\n */\nfunction cached (fn) {\n const cache = Object.create(null);\n return (function cachedFn (str) {\n const hit = cache[str];\n return hit || (cache[str] = fn(str))\n })\n}\n\n/**\n * Camelize a hyphen-delimited string.\n */\nconst camelizeRE = /-(\\w)/g;\nconst camelize = cached((str) => {\n return str.replace(camelizeRE, (_, c) => c ? c.toUpperCase() : '')\n});\n\n/**\n * Capitalize a string.\n */\nconst capitalize = cached((str) => {\n return str.charAt(0).toUpperCase() + str.slice(1)\n});\n\n/**\n * Hyphenate a camelCase string.\n */\nconst hyphenateRE = /\\B([A-Z])/g;\nconst hyphenate = cached((str) => {\n return str.replace(hyphenateRE, '-$1').toLowerCase()\n});\n\n/**\n * Simple bind polyfill for environments that do not support it,\n * e.g., PhantomJS 1.x. Technically, we don't need this anymore\n * since native bind is now performant enough in most browsers.\n * But removing it would mean breaking code that was able to run in\n * PhantomJS 1.x, so this must be kept for backward compatibility.\n */\n\n/* istanbul ignore next */\nfunction polyfillBind (fn, ctx) {\n function boundFn (a) {\n const l = arguments.length;\n return l\n ? l > 1\n ? fn.apply(ctx, arguments)\n : fn.call(ctx, a)\n : fn.call(ctx)\n }\n\n boundFn._length = fn.length;\n return boundFn\n}\n\nfunction nativeBind (fn, ctx) {\n return fn.bind(ctx)\n}\n\nconst bind = Function.prototype.bind\n ? nativeBind\n : polyfillBind;\n\n/**\n * Convert an Array-like object to a real Array.\n */\nfunction toArray (list, start) {\n start = start || 0;\n let i = list.length - start;\n const ret = new Array(i);\n while (i--) {\n ret[i] = list[i + start];\n }\n return ret\n}\n\n/**\n * Mix properties into target object.\n */\nfunction extend (to, _from) {\n for (const key in _from) {\n to[key] = _from[key];\n }\n return to\n}\n\n/**\n * Merge an Array of Objects into a single Object.\n */\nfunction toObject (arr) {\n const res = {};\n for (let i = 0; i < arr.length; i++) {\n if (arr[i]) {\n extend(res, arr[i]);\n }\n }\n return res\n}\n\n/* eslint-disable no-unused-vars */\n\n/**\n * Perform no operation.\n * Stubbing args to make Flow happy without leaving useless transpiled code\n * with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/).\n */\nfunction noop (a, b, c) {}\n\n/**\n * Always return false.\n */\nconst no = (a, b, c) => false;\n\n/* eslint-enable no-unused-vars */\n\n/**\n * Return the same value.\n */\nconst identity = (_) => _;\n\n/**\n * Generate a string containing static keys from compiler modules.\n */\nfunction genStaticKeys (modules) {\n return modules.reduce((keys, m) => {\n return keys.concat(m.staticKeys || [])\n }, []).join(',')\n}\n\n/**\n * Check if two values are loosely equal - that is,\n * if they are plain objects, do they have the same shape?\n */\nfunction looseEqual (a, b) {\n if (a === b) return true\n const isObjectA = isObject(a);\n const isObjectB = isObject(b);\n if (isObjectA && isObjectB) {\n try {\n const isArrayA = Array.isArray(a);\n const isArrayB = Array.isArray(b);\n if (isArrayA && isArrayB) {\n return a.length === b.length && a.every((e, i) => {\n return looseEqual(e, b[i])\n })\n } else if (a instanceof Date && b instanceof Date) {\n return a.getTime() === b.getTime()\n } else if (!isArrayA && !isArrayB) {\n const keysA = Object.keys(a);\n const keysB = Object.keys(b);\n return keysA.length === keysB.length && keysA.every(key => {\n return looseEqual(a[key], b[key])\n })\n } else {\n /* istanbul ignore next */\n return false\n }\n } catch (e) {\n /* istanbul ignore next */\n return false\n }\n } else if (!isObjectA && !isObjectB) {\n return String(a) === String(b)\n } else {\n return false\n }\n}\n\n/**\n * Return the first index at which a loosely equal value can be\n * found in the array (if value is a plain object, the array must\n * contain an object of the same shape), or -1 if it is not present.\n */\nfunction looseIndexOf (arr, val) {\n for (let i = 0; i < arr.length; i++) {\n if (looseEqual(arr[i], val)) return i\n }\n return -1\n}\n\n/**\n * Ensure a function is called only once.\n */\nfunction once (fn) {\n let called = false;\n return function () {\n if (!called) {\n called = true;\n fn.apply(this, arguments);\n }\n }\n}\n\nconst SSR_ATTR = 'data-server-rendered';\n\nconst ASSET_TYPES = [\n 'component',\n 'directive',\n 'filter'\n];\n\nconst LIFECYCLE_HOOKS = [\n 'beforeCreate',\n 'created',\n 'beforeMount',\n 'mounted',\n 'beforeUpdate',\n 'updated',\n 'beforeDestroy',\n 'destroyed',\n 'activated',\n 'deactivated',\n 'errorCaptured',\n 'serverPrefetch'\n];\n\n/* */\n\n\n\nvar config = ({\n /**\n * Option merge strategies (used in core/util/options)\n */\n // $flow-disable-line\n optionMergeStrategies: Object.create(null),\n\n /**\n * Whether to suppress warnings.\n */\n silent: false,\n\n /**\n * Show production mode tip message on boot?\n */\n productionTip: \"development\" !== 'production',\n\n /**\n * Whether to enable devtools\n */\n devtools: \"development\" !== 'production',\n\n /**\n * Whether to record perf\n */\n performance: false,\n\n /**\n * Error handler for watcher errors\n */\n errorHandler: null,\n\n /**\n * Warn handler for watcher warns\n */\n warnHandler: null,\n\n /**\n * Ignore certain custom elements\n */\n ignoredElements: [],\n\n /**\n * Custom user key aliases for v-on\n */\n // $flow-disable-line\n keyCodes: Object.create(null),\n\n /**\n * Check if a tag is reserved so that it cannot be registered as a\n * component. This is platform-dependent and may be overwritten.\n */\n isReservedTag: no,\n\n /**\n * Check if an attribute is reserved so that it cannot be used as a component\n * prop. This is platform-dependent and may be overwritten.\n */\n isReservedAttr: no,\n\n /**\n * Check if a tag is an unknown element.\n * Platform-dependent.\n */\n isUnknownElement: no,\n\n /**\n * Get the namespace of an element\n */\n getTagNamespace: noop,\n\n /**\n * Parse the real tag name for the specific platform.\n */\n parsePlatformTagName: identity,\n\n /**\n * Check if an attribute must be bound using property, e.g. value\n * Platform-dependent.\n */\n mustUseProp: no,\n\n /**\n * Perform updates asynchronously. Intended to be used by Vue Test Utils\n * This will significantly reduce performance if set to false.\n */\n async: true,\n\n /**\n * Exposed for legacy reasons\n */\n _lifecycleHooks: LIFECYCLE_HOOKS\n});\n\n/* */\n\n/**\n * unicode letters used for parsing html tags, component names and property paths.\n * using https://www.w3.org/TR/html53/semantics-scripting.html#potentialcustomelementname\n * skipping \\u10000-\\uEFFFF due to it freezing up PhantomJS\n */\nconst unicodeRegExp = /a-zA-Z\\u00B7\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u203F-\\u2040\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD/;\n\n/**\n * Check if a string starts with $ or _\n */\nfunction isReserved (str) {\n const c = (str + '').charCodeAt(0);\n return c === 0x24 || c === 0x5F\n}\n\n/**\n * Define a property.\n */\nfunction def (obj, key, val, enumerable) {\n Object.defineProperty(obj, key, {\n value: val,\n enumerable: !!enumerable,\n writable: true,\n configurable: true\n });\n}\n\n/**\n * Parse simple path.\n */\nconst bailRE = new RegExp(`[^${unicodeRegExp.source}.$_\\\\d]`);\nfunction parsePath (path) {\n if (bailRE.test(path)) {\n return\n }\n const segments = path.split('.');\n return function (obj) {\n for (let i = 0; i < segments.length; i++) {\n if (!obj) return\n obj = obj[segments[i]];\n }\n return obj\n }\n}\n\n/* */\n\n// can we use __proto__?\nconst hasProto = '__proto__' in {};\n\n// Browser environment sniffing\nconst inBrowser = typeof window !== 'undefined';\nconst inWeex = typeof WXEnvironment !== 'undefined' && !!WXEnvironment.platform;\nconst weexPlatform = inWeex && WXEnvironment.platform.toLowerCase();\nconst UA = inBrowser && window.navigator.userAgent.toLowerCase();\nconst isIE = UA && /msie|trident/.test(UA);\nconst isIE9 = UA && UA.indexOf('msie 9.0') > 0;\nconst isEdge = UA && UA.indexOf('edge/') > 0;\nconst isAndroid = (UA && UA.indexOf('android') > 0) || (weexPlatform === 'android');\nconst isIOS = (UA && /iphone|ipad|ipod|ios/.test(UA)) || (weexPlatform === 'ios');\nconst isChrome = UA && /chrome\\/\\d+/.test(UA) && !isEdge;\nconst isPhantomJS = UA && /phantomjs/.test(UA);\nconst isFF = UA && UA.match(/firefox\\/(\\d+)/);\n\n// Firefox has a \"watch\" function on Object.prototype...\nconst nativeWatch = ({}).watch;\n\nlet supportsPassive = false;\nif (inBrowser) {\n try {\n const opts = {};\n Object.defineProperty(opts, 'passive', ({\n get () {\n /* istanbul ignore next */\n supportsPassive = true;\n }\n })); // https://github.com/facebook/flow/issues/285\n window.addEventListener('test-passive', null, opts);\n } catch (e) {}\n}\n\n// this needs to be lazy-evaled because vue may be required before\n// vue-server-renderer can set VUE_ENV\nlet _isServer;\nconst isServerRendering = () => {\n if (_isServer === undefined) {\n /* istanbul ignore if */\n if (!inBrowser && !inWeex && typeof global !== 'undefined') {\n // detect presence of vue-server-renderer and avoid\n // Webpack shimming the process\n _isServer = global['process'] && global['process'].env.VUE_ENV === 'server';\n } else {\n _isServer = false;\n }\n }\n return _isServer\n};\n\n// detect devtools\nconst devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__;\n\n/* istanbul ignore next */\nfunction isNative (Ctor) {\n return typeof Ctor === 'function' && /native code/.test(Ctor.toString())\n}\n\nconst hasSymbol =\n typeof Symbol !== 'undefined' && isNative(Symbol) &&\n typeof Reflect !== 'undefined' && isNative(Reflect.ownKeys);\n\nlet _Set;\n/* istanbul ignore if */ // $flow-disable-line\nif (typeof Set !== 'undefined' && isNative(Set)) {\n // use native Set when available.\n _Set = Set;\n} else {\n // a non-standard Set polyfill that only works with primitive keys.\n _Set = class Set {\n \n constructor () {\n this.set = Object.create(null);\n }\n has (key) {\n return this.set[key] === true\n }\n add (key) {\n this.set[key] = true;\n }\n clear () {\n this.set = Object.create(null);\n }\n };\n}\n\n/* */\n\nlet warn = noop;\nlet tip = noop;\nlet generateComponentTrace = (noop); // work around flow check\nlet formatComponentName = (noop);\n\n{\n const hasConsole = typeof console !== 'undefined';\n const classifyRE = /(?:^|[-_])(\\w)/g;\n const classify = str => str\n .replace(classifyRE, c => c.toUpperCase())\n .replace(/[-_]/g, '');\n\n warn = (msg, vm) => {\n const trace = vm ? generateComponentTrace(vm) : '';\n\n if (config.warnHandler) {\n config.warnHandler.call(null, msg, vm, trace);\n } else if (hasConsole && (!config.silent)) {\n console.error(`[Vue warn]: ${msg}${trace}`);\n }\n };\n\n tip = (msg, vm) => {\n if (hasConsole && (!config.silent)) {\n console.warn(`[Vue tip]: ${msg}` + (\n vm ? generateComponentTrace(vm) : ''\n ));\n }\n };\n\n formatComponentName = (vm, includeFile) => {\n if (vm.$root === vm) {\n return ''\n }\n const options = typeof vm === 'function' && vm.cid != null\n ? vm.options\n : vm._isVue\n ? vm.$options || vm.constructor.options\n : vm;\n let name = options.name || options._componentTag;\n const file = options.__file;\n if (!name && file) {\n const match = file.match(/([^/\\\\]+)\\.vue$/);\n name = match && match[1];\n }\n\n return (\n (name ? `<${classify(name)}>` : ``) +\n (file && includeFile !== false ? ` at ${file}` : '')\n )\n };\n\n const repeat = (str, n) => {\n let res = '';\n while (n) {\n if (n % 2 === 1) res += str;\n if (n > 1) str += str;\n n >>= 1;\n }\n return res\n };\n\n generateComponentTrace = vm => {\n if (vm._isVue && vm.$parent) {\n const tree = [];\n let currentRecursiveSequence = 0;\n while (vm) {\n if (tree.length > 0) {\n const last = tree[tree.length - 1];\n if (last.constructor === vm.constructor) {\n currentRecursiveSequence++;\n vm = vm.$parent;\n continue\n } else if (currentRecursiveSequence > 0) {\n tree[tree.length - 1] = [last, currentRecursiveSequence];\n currentRecursiveSequence = 0;\n }\n }\n tree.push(vm);\n vm = vm.$parent;\n }\n return '\\n\\nfound in\\n\\n' + tree\n .map((vm, i) => `${\n i === 0 ? '---> ' : repeat(' ', 5 + i * 2)\n }${\n Array.isArray(vm)\n ? `${formatComponentName(vm[0])}... (${vm[1]} recursive calls)`\n : formatComponentName(vm)\n }`)\n .join('\\n')\n } else {\n return `\\n\\n(found in ${formatComponentName(vm)})`\n }\n };\n}\n\n/* */\n\nlet uid = 0;\n\n/**\n * A dep is an observable that can have multiple\n * directives subscribing to it.\n */\nclass Dep {\n \n \n \n\n constructor () {\n this.id = uid++;\n this.subs = [];\n }\n\n addSub (sub) {\n this.subs.push(sub);\n }\n\n removeSub (sub) {\n remove(this.subs, sub);\n }\n\n depend () {\n if (Dep.target) {\n Dep.target.addDep(this);\n }\n }\n\n notify () {\n // stabilize the subscriber list first\n const subs = this.subs.slice();\n if (!config.async) {\n // subs aren't sorted in scheduler if not running async\n // we need to sort them now to make sure they fire in correct\n // order\n subs.sort((a, b) => a.id - b.id);\n }\n for (let i = 0, l = subs.length; i < l; i++) {\n subs[i].update();\n }\n }\n}\n\n// The current target watcher being evaluated.\n// This is globally unique because only one watcher\n// can be evaluated at a time.\nDep.target = null;\nconst targetStack = [];\n\nfunction pushTarget (target) {\n targetStack.push(target);\n Dep.target = target;\n}\n\nfunction popTarget () {\n targetStack.pop();\n Dep.target = targetStack[targetStack.length - 1];\n}\n\n/* */\n\nclass VNode {\n \n \n \n \n \n \n // rendered in this component's scope\n \n \n // component instance\n // component placeholder node\n\n // strictly internal\n // contains raw HTML? (server only)\n // hoisted static node\n // necessary for enter transition check\n // empty comment placeholder?\n // is a cloned node?\n // is a v-once node?\n // async component factory function\n \n \n \n // real context vm for functional nodes\n // for SSR caching\n // used to store functional render context for devtools\n // functional scope id support\n\n constructor (\n tag,\n data,\n children,\n text,\n elm,\n context,\n componentOptions,\n asyncFactory\n ) {\n this.tag = tag;\n this.data = data;\n this.children = children;\n this.text = text;\n this.elm = elm;\n this.ns = undefined;\n this.context = context;\n this.fnContext = undefined;\n this.fnOptions = undefined;\n this.fnScopeId = undefined;\n this.key = data && data.key;\n this.componentOptions = componentOptions;\n this.componentInstance = undefined;\n this.parent = undefined;\n this.raw = false;\n this.isStatic = false;\n this.isRootInsert = true;\n this.isComment = false;\n this.isCloned = false;\n this.isOnce = false;\n this.asyncFactory = asyncFactory;\n this.asyncMeta = undefined;\n this.isAsyncPlaceholder = false;\n }\n\n // DEPRECATED: alias for componentInstance for backwards compat.\n /* istanbul ignore next */\n get child () {\n return this.componentInstance\n }\n}\n\nconst createEmptyVNode = (text = '') => {\n const node = new VNode();\n node.text = text;\n node.isComment = true;\n return node\n};\n\nfunction createTextVNode (val) {\n return new VNode(undefined, undefined, undefined, String(val))\n}\n\n// optimized shallow clone\n// used for static nodes and slot nodes because they may be reused across\n// multiple renders, cloning them avoids errors when DOM manipulations rely\n// on their elm reference.\nfunction cloneVNode (vnode) {\n const cloned = new VNode(\n vnode.tag,\n vnode.data,\n // #7975\n // clone children array to avoid mutating original in case of cloning\n // a child.\n vnode.children && vnode.children.slice(),\n vnode.text,\n vnode.elm,\n vnode.context,\n vnode.componentOptions,\n vnode.asyncFactory\n );\n cloned.ns = vnode.ns;\n cloned.isStatic = vnode.isStatic;\n cloned.key = vnode.key;\n cloned.isComment = vnode.isComment;\n cloned.fnContext = vnode.fnContext;\n cloned.fnOptions = vnode.fnOptions;\n cloned.fnScopeId = vnode.fnScopeId;\n cloned.asyncMeta = vnode.asyncMeta;\n cloned.isCloned = true;\n return cloned\n}\n\n/*\n * not type checking this file because flow doesn't play well with\n * dynamically accessing methods on Array prototype\n */\n\nconst arrayProto = Array.prototype;\nconst arrayMethods = Object.create(arrayProto);\n\nconst methodsToPatch = [\n 'push',\n 'pop',\n 'shift',\n 'unshift',\n 'splice',\n 'sort',\n 'reverse'\n];\n\n/**\n * Intercept mutating methods and emit events\n */\nmethodsToPatch.forEach(function (method) {\n // cache original method\n const original = arrayProto[method];\n def(arrayMethods, method, function mutator (...args) {\n const result = original.apply(this, args);\n const ob = this.__ob__;\n let inserted;\n switch (method) {\n case 'push':\n case 'unshift':\n inserted = args;\n break\n case 'splice':\n inserted = args.slice(2);\n break\n }\n if (inserted) ob.observeArray(inserted);\n // notify change\n ob.dep.notify();\n return result\n });\n});\n\n/* */\n\nconst arrayKeys = Object.getOwnPropertyNames(arrayMethods);\n\n/**\n * In some cases we may want to disable observation inside a component's\n * update computation.\n */\nlet shouldObserve = true;\n\nfunction toggleObserving (value) {\n shouldObserve = value;\n}\n\n/**\n * Observer class that is attached to each observed\n * object. Once attached, the observer converts the target\n * object's property keys into getter/setters that\n * collect dependencies and dispatch updates.\n */\nclass Observer {\n \n \n // number of vms that have this object as root $data\n\n constructor (value) {\n this.value = value;\n this.dep = new Dep();\n this.vmCount = 0;\n def(value, '__ob__', this);\n if (Array.isArray(value)) {\n if (hasProto) {\n protoAugment(value, arrayMethods);\n } else {\n copyAugment(value, arrayMethods, arrayKeys);\n }\n this.observeArray(value);\n } else {\n this.walk(value);\n }\n }\n\n /**\n * Walk through all properties and convert them into\n * getter/setters. This method should only be called when\n * value type is Object.\n */\n walk (obj) {\n const keys = Object.keys(obj);\n for (let i = 0; i < keys.length; i++) {\n defineReactive$$1(obj, keys[i]);\n }\n }\n\n /**\n * Observe a list of Array items.\n */\n observeArray (items) {\n for (let i = 0, l = items.length; i < l; i++) {\n observe(items[i]);\n }\n }\n}\n\n// helpers\n\n/**\n * Augment a target Object or Array by intercepting\n * the prototype chain using __proto__\n */\nfunction protoAugment (target, src) {\n /* eslint-disable no-proto */\n target.__proto__ = src;\n /* eslint-enable no-proto */\n}\n\n/**\n * Augment a target Object or Array by defining\n * hidden properties.\n */\n/* istanbul ignore next */\nfunction copyAugment (target, src, keys) {\n for (let i = 0, l = keys.length; i < l; i++) {\n const key = keys[i];\n def(target, key, src[key]);\n }\n}\n\n/**\n * Attempt to create an observer instance for a value,\n * returns the new observer if successfully observed,\n * or the existing observer if the value already has one.\n */\nfunction observe (value, asRootData) {\n if (!isObject(value) || value instanceof VNode) {\n return\n }\n let ob;\n if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {\n ob = value.__ob__;\n } else if (\n shouldObserve &&\n !isServerRendering() &&\n (Array.isArray(value) || isPlainObject(value)) &&\n Object.isExtensible(value) &&\n !value._isVue\n ) {\n ob = new Observer(value);\n }\n if (asRootData && ob) {\n ob.vmCount++;\n }\n return ob\n}\n\n/**\n * Define a reactive property on an Object.\n */\nfunction defineReactive$$1 (\n obj,\n key,\n val,\n customSetter,\n shallow\n) {\n const dep = new Dep();\n\n const property = Object.getOwnPropertyDescriptor(obj, key);\n if (property && property.configurable === false) {\n return\n }\n\n // cater for pre-defined getter/setters\n const getter = property && property.get;\n const setter = property && property.set;\n if ((!getter || setter) && arguments.length === 2) {\n val = obj[key];\n }\n\n let childOb = !shallow && observe(val);\n Object.defineProperty(obj, key, {\n enumerable: true,\n configurable: true,\n get: function reactiveGetter () {\n const value = getter ? getter.call(obj) : val;\n if (Dep.target) {\n dep.depend();\n if (childOb) {\n childOb.dep.depend();\n if (Array.isArray(value)) {\n dependArray(value);\n }\n }\n }\n return value\n },\n set: function reactiveSetter (newVal) {\n const value = getter ? getter.call(obj) : val;\n /* eslint-disable no-self-compare */\n if (newVal === value || (newVal !== newVal && value !== value)) {\n return\n }\n /* eslint-enable no-self-compare */\n if (customSetter) {\n customSetter();\n }\n // #7981: for accessor properties without setter\n if (getter && !setter) return\n if (setter) {\n setter.call(obj, newVal);\n } else {\n val = newVal;\n }\n childOb = !shallow && observe(newVal);\n dep.notify();\n }\n });\n}\n\n/**\n * Set a property on an object. Adds the new property and\n * triggers change notification if the property doesn't\n * already exist.\n */\nfunction set (target, key, val) {\n if (isUndef(target) || isPrimitive(target)\n ) {\n warn(`Cannot set reactive property on undefined, null, or primitive value: ${(target)}`);\n }\n if (Array.isArray(target) && isValidArrayIndex(key)) {\n target.length = Math.max(target.length, key);\n target.splice(key, 1, val);\n return val\n }\n if (key in target && !(key in Object.prototype)) {\n target[key] = val;\n return val\n }\n const ob = (target).__ob__;\n if (target._isVue || (ob && ob.vmCount)) {\n warn(\n 'Avoid adding reactive properties to a Vue instance or its root $data ' +\n 'at runtime - declare it upfront in the data option.'\n );\n return val\n }\n if (!ob) {\n target[key] = val;\n return val\n }\n defineReactive$$1(ob.value, key, val);\n ob.dep.notify();\n return val\n}\n\n/**\n * Delete a property and trigger change if necessary.\n */\nfunction del (target, key) {\n if (isUndef(target) || isPrimitive(target)\n ) {\n warn(`Cannot delete reactive property on undefined, null, or primitive value: ${(target)}`);\n }\n if (Array.isArray(target) && isValidArrayIndex(key)) {\n target.splice(key, 1);\n return\n }\n const ob = (target).__ob__;\n if (target._isVue || (ob && ob.vmCount)) {\n warn(\n 'Avoid deleting properties on a Vue instance or its root $data ' +\n '- just set it to null.'\n );\n return\n }\n if (!hasOwn(target, key)) {\n return\n }\n delete target[key];\n if (!ob) {\n return\n }\n ob.dep.notify();\n}\n\n/**\n * Collect dependencies on array elements when the array is touched, since\n * we cannot intercept array element access like property getters.\n */\nfunction dependArray (value) {\n for (let e, i = 0, l = value.length; i < l; i++) {\n e = value[i];\n e && e.__ob__ && e.__ob__.dep.depend();\n if (Array.isArray(e)) {\n dependArray(e);\n }\n }\n}\n\n/* */\n\n/**\n * Option overwriting strategies are functions that handle\n * how to merge a parent option value and a child option\n * value into the final value.\n */\nconst strats = config.optionMergeStrategies;\n\n/**\n * Options with restrictions\n */\n{\n strats.el = strats.propsData = function (parent, child, vm, key) {\n if (!vm) {\n warn(\n `option \"${key}\" can only be used during instance ` +\n 'creation with the `new` keyword.'\n );\n }\n return defaultStrat(parent, child)\n };\n}\n\n/**\n * Helper that recursively merges two data objects together.\n */\nfunction mergeData (to, from) {\n if (!from) return to\n let key, toVal, fromVal;\n\n const keys = hasSymbol\n ? Reflect.ownKeys(from)\n : Object.keys(from);\n\n for (let i = 0; i < keys.length; i++) {\n key = keys[i];\n // in case the object is already observed...\n if (key === '__ob__') continue\n toVal = to[key];\n fromVal = from[key];\n if (!hasOwn(to, key)) {\n set(to, key, fromVal);\n } else if (\n toVal !== fromVal &&\n isPlainObject(toVal) &&\n isPlainObject(fromVal)\n ) {\n mergeData(toVal, fromVal);\n }\n }\n return to\n}\n\n/**\n * Data\n */\nfunction mergeDataOrFn (\n parentVal,\n childVal,\n vm\n) {\n if (!vm) {\n // in a Vue.extend merge, both should be functions\n if (!childVal) {\n return parentVal\n }\n if (!parentVal) {\n return childVal\n }\n // when parentVal & childVal are both present,\n // we need to return a function that returns the\n // merged result of both functions... no need to\n // check if parentVal is a function here because\n // it has to be a function to pass previous merges.\n return function mergedDataFn () {\n return mergeData(\n typeof childVal === 'function' ? childVal.call(this, this) : childVal,\n typeof parentVal === 'function' ? parentVal.call(this, this) : parentVal\n )\n }\n } else {\n return function mergedInstanceDataFn () {\n // instance merge\n const instanceData = typeof childVal === 'function'\n ? childVal.call(vm, vm)\n : childVal;\n const defaultData = typeof parentVal === 'function'\n ? parentVal.call(vm, vm)\n : parentVal;\n if (instanceData) {\n return mergeData(instanceData, defaultData)\n } else {\n return defaultData\n }\n }\n }\n}\n\nstrats.data = function (\n parentVal,\n childVal,\n vm\n) {\n if (!vm) {\n if (childVal && typeof childVal !== 'function') {\n warn(\n 'The \"data\" option should be a function ' +\n 'that returns a per-instance value in component ' +\n 'definitions.',\n vm\n );\n\n return parentVal\n }\n return mergeDataOrFn(parentVal, childVal)\n }\n\n return mergeDataOrFn(parentVal, childVal, vm)\n};\n\n/**\n * Hooks and props are merged as arrays.\n */\nfunction mergeHook (\n parentVal,\n childVal\n) {\n const res = childVal\n ? parentVal\n ? parentVal.concat(childVal)\n : Array.isArray(childVal)\n ? childVal\n : [childVal]\n : parentVal;\n return res\n ? dedupeHooks(res)\n : res\n}\n\nfunction dedupeHooks (hooks) {\n const res = [];\n for (let i = 0; i < hooks.length; i++) {\n if (res.indexOf(hooks[i]) === -1) {\n res.push(hooks[i]);\n }\n }\n return res\n}\n\nLIFECYCLE_HOOKS.forEach(hook => {\n strats[hook] = mergeHook;\n});\n\n/**\n * Assets\n *\n * When a vm is present (instance creation), we need to do\n * a three-way merge between constructor options, instance\n * options and parent options.\n */\nfunction mergeAssets (\n parentVal,\n childVal,\n vm,\n key\n) {\n const res = Object.create(parentVal || null);\n if (childVal) {\n assertObjectType(key, childVal, vm);\n return extend(res, childVal)\n } else {\n return res\n }\n}\n\nASSET_TYPES.forEach(function (type) {\n strats[type + 's'] = mergeAssets;\n});\n\n/**\n * Watchers.\n *\n * Watchers hashes should not overwrite one\n * another, so we merge them as arrays.\n */\nstrats.watch = function (\n parentVal,\n childVal,\n vm,\n key\n) {\n // work around Firefox's Object.prototype.watch...\n if (parentVal === nativeWatch) parentVal = undefined;\n if (childVal === nativeWatch) childVal = undefined;\n /* istanbul ignore if */\n if (!childVal) return Object.create(parentVal || null)\n {\n assertObjectType(key, childVal, vm);\n }\n if (!parentVal) return childVal\n const ret = {};\n extend(ret, parentVal);\n for (const key in childVal) {\n let parent = ret[key];\n const child = childVal[key];\n if (parent && !Array.isArray(parent)) {\n parent = [parent];\n }\n ret[key] = parent\n ? parent.concat(child)\n : Array.isArray(child) ? child : [child];\n }\n return ret\n};\n\n/**\n * Other object hashes.\n */\nstrats.props =\nstrats.methods =\nstrats.inject =\nstrats.computed = function (\n parentVal,\n childVal,\n vm,\n key\n) {\n if (childVal && \"development\" !== 'production') {\n assertObjectType(key, childVal, vm);\n }\n if (!parentVal) return childVal\n const ret = Object.create(null);\n extend(ret, parentVal);\n if (childVal) extend(ret, childVal);\n return ret\n};\nstrats.provide = mergeDataOrFn;\n\n/**\n * Default strategy.\n */\nconst defaultStrat = function (parentVal, childVal) {\n return childVal === undefined\n ? parentVal\n : childVal\n};\n\n/**\n * Validate component names\n */\nfunction checkComponents (options) {\n for (const key in options.components) {\n validateComponentName(key);\n }\n}\n\nfunction validateComponentName (name) {\n if (!new RegExp(`^[a-zA-Z][\\\\-\\\\.0-9_${unicodeRegExp.source}]*$`).test(name)) {\n warn(\n 'Invalid component name: \"' + name + '\". Component names ' +\n 'should conform to valid custom element name in html5 specification.'\n );\n }\n if (isBuiltInTag(name) || config.isReservedTag(name)) {\n warn(\n 'Do not use built-in or reserved HTML elements as component ' +\n 'id: ' + name\n );\n }\n}\n\n/**\n * Ensure all props option syntax are normalized into the\n * Object-based format.\n */\nfunction normalizeProps (options, vm) {\n const props = options.props;\n if (!props) return\n const res = {};\n let i, val, name;\n if (Array.isArray(props)) {\n i = props.length;\n while (i--) {\n val = props[i];\n if (typeof val === 'string') {\n name = camelize(val);\n res[name] = { type: null };\n } else {\n warn('props must be strings when using array syntax.');\n }\n }\n } else if (isPlainObject(props)) {\n for (const key in props) {\n val = props[key];\n name = camelize(key);\n res[name] = isPlainObject(val)\n ? val\n : { type: val };\n }\n } else {\n warn(\n `Invalid value for option \"props\": expected an Array or an Object, ` +\n `but got ${toRawType(props)}.`,\n vm\n );\n }\n options.props = res;\n}\n\n/**\n * Normalize all injections into Object-based format\n */\nfunction normalizeInject (options, vm) {\n const inject = options.inject;\n if (!inject) return\n const normalized = options.inject = {};\n if (Array.isArray(inject)) {\n for (let i = 0; i < inject.length; i++) {\n normalized[inject[i]] = { from: inject[i] };\n }\n } else if (isPlainObject(inject)) {\n for (const key in inject) {\n const val = inject[key];\n normalized[key] = isPlainObject(val)\n ? extend({ from: key }, val)\n : { from: val };\n }\n } else {\n warn(\n `Invalid value for option \"inject\": expected an Array or an Object, ` +\n `but got ${toRawType(inject)}.`,\n vm\n );\n }\n}\n\n/**\n * Normalize raw function directives into object format.\n */\nfunction normalizeDirectives (options) {\n const dirs = options.directives;\n if (dirs) {\n for (const key in dirs) {\n const def$$1 = dirs[key];\n if (typeof def$$1 === 'function') {\n dirs[key] = { bind: def$$1, update: def$$1 };\n }\n }\n }\n}\n\nfunction assertObjectType (name, value, vm) {\n if (!isPlainObject(value)) {\n warn(\n `Invalid value for option \"${name}\": expected an Object, ` +\n `but got ${toRawType(value)}.`,\n vm\n );\n }\n}\n\n/**\n * Merge two option objects into a new one.\n * Core utility used in both instantiation and inheritance.\n */\nfunction mergeOptions (\n parent,\n child,\n vm\n) {\n {\n checkComponents(child);\n }\n\n if (typeof child === 'function') {\n child = child.options;\n }\n\n normalizeProps(child, vm);\n normalizeInject(child, vm);\n normalizeDirectives(child);\n\n // Apply extends and mixins on the child options,\n // but only if it is a raw options object that isn't\n // the result of another mergeOptions call.\n // Only merged options has the _base property.\n if (!child._base) {\n if (child.extends) {\n parent = mergeOptions(parent, child.extends, vm);\n }\n if (child.mixins) {\n for (let i = 0, l = child.mixins.length; i < l; i++) {\n parent = mergeOptions(parent, child.mixins[i], vm);\n }\n }\n }\n\n const options = {};\n let key;\n for (key in parent) {\n mergeField(key);\n }\n for (key in child) {\n if (!hasOwn(parent, key)) {\n mergeField(key);\n }\n }\n function mergeField (key) {\n const strat = strats[key] || defaultStrat;\n options[key] = strat(parent[key], child[key], vm, key);\n }\n return options\n}\n\n/**\n * Resolve an asset.\n * This function is used because child instances need access\n * to assets defined in its ancestor chain.\n */\nfunction resolveAsset (\n options,\n type,\n id,\n warnMissing\n) {\n /* istanbul ignore if */\n if (typeof id !== 'string') {\n return\n }\n const assets = options[type];\n // check local registration variations first\n if (hasOwn(assets, id)) return assets[id]\n const camelizedId = camelize(id);\n if (hasOwn(assets, camelizedId)) return assets[camelizedId]\n const PascalCaseId = capitalize(camelizedId);\n if (hasOwn(assets, PascalCaseId)) return assets[PascalCaseId]\n // fallback to prototype chain\n const res = assets[id] || assets[camelizedId] || assets[PascalCaseId];\n if (warnMissing && !res) {\n warn(\n 'Failed to resolve ' + type.slice(0, -1) + ': ' + id,\n options\n );\n }\n return res\n}\n\n/* */\n\n\n\nfunction validateProp (\n key,\n propOptions,\n propsData,\n vm\n) {\n const prop = propOptions[key];\n const absent = !hasOwn(propsData, key);\n let value = propsData[key];\n // boolean casting\n const booleanIndex = getTypeIndex(Boolean, prop.type);\n if (booleanIndex > -1) {\n if (absent && !hasOwn(prop, 'default')) {\n value = false;\n } else if (value === '' || value === hyphenate(key)) {\n // only cast empty string / same name to boolean if\n // boolean has higher priority\n const stringIndex = getTypeIndex(String, prop.type);\n if (stringIndex < 0 || booleanIndex < stringIndex) {\n value = true;\n }\n }\n }\n // check default value\n if (value === undefined) {\n value = getPropDefaultValue(vm, prop, key);\n // since the default value is a fresh copy,\n // make sure to observe it.\n const prevShouldObserve = shouldObserve;\n toggleObserving(true);\n observe(value);\n toggleObserving(prevShouldObserve);\n }\n {\n assertProp(prop, key, value, vm, absent);\n }\n return value\n}\n\n/**\n * Get the default value of a prop.\n */\nfunction getPropDefaultValue (vm, prop, key) {\n // no default, return undefined\n if (!hasOwn(prop, 'default')) {\n return undefined\n }\n const def = prop.default;\n // warn against non-factory defaults for Object & Array\n if (isObject(def)) {\n warn(\n 'Invalid default value for prop \"' + key + '\": ' +\n 'Props with type Object/Array must use a factory function ' +\n 'to return the default value.',\n vm\n );\n }\n // the raw prop value was also undefined from previous render,\n // return previous default value to avoid unnecessary watcher trigger\n if (vm && vm.$options.propsData &&\n vm.$options.propsData[key] === undefined &&\n vm._props[key] !== undefined\n ) {\n return vm._props[key]\n }\n // call factory function for non-Function types\n // a value is Function if its prototype is function even across different execution context\n return typeof def === 'function' && getType(prop.type) !== 'Function'\n ? def.call(vm)\n : def\n}\n\n/**\n * Assert whether a prop is valid.\n */\nfunction assertProp (\n prop,\n name,\n value,\n vm,\n absent\n) {\n if (prop.required && absent) {\n warn(\n 'Missing required prop: \"' + name + '\"',\n vm\n );\n return\n }\n if (value == null && !prop.required) {\n return\n }\n let type = prop.type;\n let valid = !type || type === true;\n const expectedTypes = [];\n if (type) {\n if (!Array.isArray(type)) {\n type = [type];\n }\n for (let i = 0; i < type.length && !valid; i++) {\n const assertedType = assertType(value, type[i], vm);\n expectedTypes.push(assertedType.expectedType || '');\n valid = assertedType.valid;\n }\n }\n\n const haveExpectedTypes = expectedTypes.some(t => t);\n if (!valid && haveExpectedTypes) {\n warn(\n getInvalidTypeMessage(name, value, expectedTypes),\n vm\n );\n return\n }\n const validator = prop.validator;\n if (validator) {\n if (!validator(value)) {\n warn(\n 'Invalid prop: custom validator check failed for prop \"' + name + '\".',\n vm\n );\n }\n }\n}\n\nconst simpleCheckRE = /^(String|Number|Boolean|Function|Symbol|BigInt)$/;\n\nfunction assertType (value, type, vm) {\n let valid;\n const expectedType = getType(type);\n if (simpleCheckRE.test(expectedType)) {\n const t = typeof value;\n valid = t === expectedType.toLowerCase();\n // for primitive wrapper objects\n if (!valid && t === 'object') {\n valid = value instanceof type;\n }\n } else if (expectedType === 'Object') {\n valid = isPlainObject(value);\n } else if (expectedType === 'Array') {\n valid = Array.isArray(value);\n } else {\n try {\n valid = value instanceof type;\n } catch (e) {\n warn('Invalid prop type: \"' + String(type) + '\" is not a constructor', vm);\n valid = false;\n }\n }\n return {\n valid,\n expectedType\n }\n}\n\nconst functionTypeCheckRE = /^\\s*function (\\w+)/;\n\n/**\n * Use function string name to check built-in types,\n * because a simple equality check will fail when running\n * across different vms / iframes.\n */\nfunction getType (fn) {\n const match = fn && fn.toString().match(functionTypeCheckRE);\n return match ? match[1] : ''\n}\n\nfunction isSameType (a, b) {\n return getType(a) === getType(b)\n}\n\nfunction getTypeIndex (type, expectedTypes) {\n if (!Array.isArray(expectedTypes)) {\n return isSameType(expectedTypes, type) ? 0 : -1\n }\n for (let i = 0, len = expectedTypes.length; i < len; i++) {\n if (isSameType(expectedTypes[i], type)) {\n return i\n }\n }\n return -1\n}\n\nfunction getInvalidTypeMessage (name, value, expectedTypes) {\n let message = `Invalid prop: type check failed for prop \"${name}\".` +\n ` Expected ${expectedTypes.map(capitalize).join(', ')}`;\n const expectedType = expectedTypes[0];\n const receivedType = toRawType(value);\n // check if we need to specify expected value\n if (\n expectedTypes.length === 1 &&\n isExplicable(expectedType) &&\n isExplicable(typeof value) &&\n !isBoolean(expectedType, receivedType)\n ) {\n message += ` with value ${styleValue(value, expectedType)}`;\n }\n message += `, got ${receivedType} `;\n // check if we need to specify received value\n if (isExplicable(receivedType)) {\n message += `with value ${styleValue(value, receivedType)}.`;\n }\n return message\n}\n\nfunction styleValue (value, type) {\n if (type === 'String') {\n return `\"${value}\"`\n } else if (type === 'Number') {\n return `${Number(value)}`\n } else {\n return `${value}`\n }\n}\n\nconst EXPLICABLE_TYPES = ['string', 'number', 'boolean'];\nfunction isExplicable (value) {\n return EXPLICABLE_TYPES.some(elem => value.toLowerCase() === elem)\n}\n\nfunction isBoolean (...args) {\n return args.some(elem => elem.toLowerCase() === 'boolean')\n}\n\n/* */\n\nfunction handleError (err, vm, info) {\n // Deactivate deps tracking while processing error handler to avoid possible infinite rendering.\n // See: https://github.com/vuejs/vuex/issues/1505\n pushTarget();\n try {\n if (vm) {\n let cur = vm;\n while ((cur = cur.$parent)) {\n const hooks = cur.$options.errorCaptured;\n if (hooks) {\n for (let i = 0; i < hooks.length; i++) {\n try {\n const capture = hooks[i].call(cur, err, vm, info) === false;\n if (capture) return\n } catch (e) {\n globalHandleError(e, cur, 'errorCaptured hook');\n }\n }\n }\n }\n }\n globalHandleError(err, vm, info);\n } finally {\n popTarget();\n }\n}\n\nfunction invokeWithErrorHandling (\n handler,\n context,\n args,\n vm,\n info\n) {\n let res;\n try {\n res = args ? handler.apply(context, args) : handler.call(context);\n if (res && !res._isVue && isPromise(res) && !res._handled) {\n res.catch(e => handleError(e, vm, info + ` (Promise/async)`));\n // issue #9511\n // avoid catch triggering multiple times when nested calls\n res._handled = true;\n }\n } catch (e) {\n handleError(e, vm, info);\n }\n return res\n}\n\nfunction globalHandleError (err, vm, info) {\n if (config.errorHandler) {\n try {\n return config.errorHandler.call(null, err, vm, info)\n } catch (e) {\n // if the user intentionally throws the original error in the handler,\n // do not log it twice\n if (e !== err) {\n logError(e, null, 'config.errorHandler');\n }\n }\n }\n logError(err, vm, info);\n}\n\nfunction logError (err, vm, info) {\n {\n warn(`Error in ${info}: \"${err.toString()}\"`, vm);\n }\n /* istanbul ignore else */\n if ((inBrowser || inWeex) && typeof console !== 'undefined') {\n console.error(err);\n } else {\n throw err\n }\n}\n\n/* */\n\nlet isUsingMicroTask = false;\n\nconst callbacks = [];\nlet pending = false;\n\nfunction flushCallbacks () {\n pending = false;\n const copies = callbacks.slice(0);\n callbacks.length = 0;\n for (let i = 0; i < copies.length; i++) {\n copies[i]();\n }\n}\n\n// Here we have async deferring wrappers using microtasks.\n// In 2.5 we used (macro) tasks (in combination with microtasks).\n// However, it has subtle problems when state is changed right before repaint\n// (e.g. #6813, out-in transitions).\n// Also, using (macro) tasks in event handler would cause some weird behaviors\n// that cannot be circumvented (e.g. #7109, #7153, #7546, #7834, #8109).\n// So we now use microtasks everywhere, again.\n// A major drawback of this tradeoff is that there are some scenarios\n// where microtasks have too high a priority and fire in between supposedly\n// sequential events (e.g. #4521, #6690, which have workarounds)\n// or even between bubbling of the same event (#6566).\nlet timerFunc;\n\n// The nextTick behavior leverages the microtask queue, which can be accessed\n// via either native Promise.then or MutationObserver.\n// MutationObserver has wider support, however it is seriously bugged in\n// UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It\n// completely stops working after triggering a few times... so, if native\n// Promise is available, we will use it:\n/* istanbul ignore next, $flow-disable-line */\nif (typeof Promise !== 'undefined' && isNative(Promise)) {\n const p = Promise.resolve();\n timerFunc = () => {\n p.then(flushCallbacks);\n // In problematic UIWebViews, Promise.then doesn't completely break, but\n // it can get stuck in a weird state where callbacks are pushed into the\n // microtask queue but the queue isn't being flushed, until the browser\n // needs to do some other work, e.g. handle a timer. Therefore we can\n // \"force\" the microtask queue to be flushed by adding an empty timer.\n if (isIOS) setTimeout(noop);\n };\n isUsingMicroTask = true;\n} else if (!isIE && typeof MutationObserver !== 'undefined' && (\n isNative(MutationObserver) ||\n // PhantomJS and iOS 7.x\n MutationObserver.toString() === '[object MutationObserverConstructor]'\n)) {\n // Use MutationObserver where native Promise is not available,\n // e.g. PhantomJS, iOS7, Android 4.4\n // (#6466 MutationObserver is unreliable in IE11)\n let counter = 1;\n const observer = new MutationObserver(flushCallbacks);\n const textNode = document.createTextNode(String(counter));\n observer.observe(textNode, {\n characterData: true\n });\n timerFunc = () => {\n counter = (counter + 1) % 2;\n textNode.data = String(counter);\n };\n isUsingMicroTask = true;\n} else if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) {\n // Fallback to setImmediate.\n // Technically it leverages the (macro) task queue,\n // but it is still a better choice than setTimeout.\n timerFunc = () => {\n setImmediate(flushCallbacks);\n };\n} else {\n // Fallback to setTimeout.\n timerFunc = () => {\n setTimeout(flushCallbacks, 0);\n };\n}\n\nfunction nextTick (cb, ctx) {\n let _resolve;\n callbacks.push(() => {\n if (cb) {\n try {\n cb.call(ctx);\n } catch (e) {\n handleError(e, ctx, 'nextTick');\n }\n } else if (_resolve) {\n _resolve(ctx);\n }\n });\n if (!pending) {\n pending = true;\n timerFunc();\n }\n // $flow-disable-line\n if (!cb && typeof Promise !== 'undefined') {\n return new Promise(resolve => {\n _resolve = resolve;\n })\n }\n}\n\n/* */\n\nlet mark;\nlet measure;\n\n{\n const perf = inBrowser && window.performance;\n /* istanbul ignore if */\n if (\n perf &&\n perf.mark &&\n perf.measure &&\n perf.clearMarks &&\n perf.clearMeasures\n ) {\n mark = tag => perf.mark(tag);\n measure = (name, startTag, endTag) => {\n perf.measure(name, startTag, endTag);\n perf.clearMarks(startTag);\n perf.clearMarks(endTag);\n // perf.clearMeasures(name)\n };\n }\n}\n\n/* not type checking this file because flow doesn't play well with Proxy */\n\nlet initProxy;\n\n{\n const allowedGlobals = makeMap(\n 'Infinity,undefined,NaN,isFinite,isNaN,' +\n 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' +\n 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,BigInt,' +\n 'require' // for Webpack/Browserify\n );\n\n const warnNonPresent = (target, key) => {\n warn(\n `Property or method \"${key}\" is not defined on the instance but ` +\n 'referenced during render. Make sure that this property is reactive, ' +\n 'either in the data option, or for class-based components, by ' +\n 'initializing the property. ' +\n 'See: https://vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.',\n target\n );\n };\n\n const warnReservedPrefix = (target, key) => {\n warn(\n `Property \"${key}\" must be accessed with \"$data.${key}\" because ` +\n 'properties starting with \"$\" or \"_\" are not proxied in the Vue instance to ' +\n 'prevent conflicts with Vue internals. ' +\n 'See: https://vuejs.org/v2/api/#data',\n target\n );\n };\n\n const hasProxy =\n typeof Proxy !== 'undefined' && isNative(Proxy);\n\n if (hasProxy) {\n const isBuiltInModifier = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact');\n config.keyCodes = new Proxy(config.keyCodes, {\n set (target, key, value) {\n if (isBuiltInModifier(key)) {\n warn(`Avoid overwriting built-in modifier in config.keyCodes: .${key}`);\n return false\n } else {\n target[key] = value;\n return true\n }\n }\n });\n }\n\n const hasHandler = {\n has (target, key) {\n const has = key in target;\n const isAllowed = allowedGlobals(key) ||\n (typeof key === 'string' && key.charAt(0) === '_' && !(key in target.$data));\n if (!has && !isAllowed) {\n if (key in target.$data) warnReservedPrefix(target, key);\n else warnNonPresent(target, key);\n }\n return has || !isAllowed\n }\n };\n\n const getHandler = {\n get (target, key) {\n if (typeof key === 'string' && !(key in target)) {\n if (key in target.$data) warnReservedPrefix(target, key);\n else warnNonPresent(target, key);\n }\n return target[key]\n }\n };\n\n initProxy = function initProxy (vm) {\n if (hasProxy) {\n // determine which proxy handler to use\n const options = vm.$options;\n const handlers = options.render && options.render._withStripped\n ? getHandler\n : hasHandler;\n vm._renderProxy = new Proxy(vm, handlers);\n } else {\n vm._renderProxy = vm;\n }\n };\n}\n\n/* */\n\nconst seenObjects = new _Set();\n\n/**\n * Recursively traverse an object to evoke all converted\n * getters, so that every nested property inside the object\n * is collected as a \"deep\" dependency.\n */\nfunction traverse (val) {\n _traverse(val, seenObjects);\n seenObjects.clear();\n}\n\nfunction _traverse (val, seen) {\n let i, keys;\n const isA = Array.isArray(val);\n if ((!isA && !isObject(val)) || Object.isFrozen(val) || val instanceof VNode) {\n return\n }\n if (val.__ob__) {\n const depId = val.__ob__.dep.id;\n if (seen.has(depId)) {\n return\n }\n seen.add(depId);\n }\n if (isA) {\n i = val.length;\n while (i--) _traverse(val[i], seen);\n } else {\n keys = Object.keys(val);\n i = keys.length;\n while (i--) _traverse(val[keys[i]], seen);\n }\n}\n\n/* */\n\nconst normalizeEvent = cached((name) => {\n const passive = name.charAt(0) === '&';\n name = passive ? name.slice(1) : name;\n const once$$1 = name.charAt(0) === '~'; // Prefixed last, checked first\n name = once$$1 ? name.slice(1) : name;\n const capture = name.charAt(0) === '!';\n name = capture ? name.slice(1) : name;\n return {\n name,\n once: once$$1,\n capture,\n passive\n }\n});\n\nfunction createFnInvoker (fns, vm) {\n function invoker () {\n const fns = invoker.fns;\n if (Array.isArray(fns)) {\n const cloned = fns.slice();\n for (let i = 0; i < cloned.length; i++) {\n invokeWithErrorHandling(cloned[i], null, arguments, vm, `v-on handler`);\n }\n } else {\n // return handler return value for single handlers\n return invokeWithErrorHandling(fns, null, arguments, vm, `v-on handler`)\n }\n }\n invoker.fns = fns;\n return invoker\n}\n\nfunction updateListeners (\n on,\n oldOn,\n add,\n remove$$1,\n createOnceHandler,\n vm\n) {\n let name, def$$1, cur, old, event;\n for (name in on) {\n def$$1 = cur = on[name];\n old = oldOn[name];\n event = normalizeEvent(name);\n if (isUndef(cur)) {\n warn(\n `Invalid handler for event \"${event.name}\": got ` + String(cur),\n vm\n );\n } else if (isUndef(old)) {\n if (isUndef(cur.fns)) {\n cur = on[name] = createFnInvoker(cur, vm);\n }\n if (isTrue(event.once)) {\n cur = on[name] = createOnceHandler(event.name, cur, event.capture);\n }\n add(event.name, cur, event.capture, event.passive, event.params);\n } else if (cur !== old) {\n old.fns = cur;\n on[name] = old;\n }\n }\n for (name in oldOn) {\n if (isUndef(on[name])) {\n event = normalizeEvent(name);\n remove$$1(event.name, oldOn[name], event.capture);\n }\n }\n}\n\n/* */\n\nfunction mergeVNodeHook (def, hookKey, hook) {\n if (def instanceof VNode) {\n def = def.data.hook || (def.data.hook = {});\n }\n let invoker;\n const oldHook = def[hookKey];\n\n function wrappedHook () {\n hook.apply(this, arguments);\n // important: remove merged hook to ensure it's called only once\n // and prevent memory leak\n remove(invoker.fns, wrappedHook);\n }\n\n if (isUndef(oldHook)) {\n // no existing hook\n invoker = createFnInvoker([wrappedHook]);\n } else {\n /* istanbul ignore if */\n if (isDef(oldHook.fns) && isTrue(oldHook.merged)) {\n // already a merged invoker\n invoker = oldHook;\n invoker.fns.push(wrappedHook);\n } else {\n // existing plain hook\n invoker = createFnInvoker([oldHook, wrappedHook]);\n }\n }\n\n invoker.merged = true;\n def[hookKey] = invoker;\n}\n\n/* */\n\nfunction extractPropsFromVNodeData (\n data,\n Ctor,\n tag\n) {\n // we are only extracting raw values here.\n // validation and default values are handled in the child\n // component itself.\n const propOptions = Ctor.options.props;\n if (isUndef(propOptions)) {\n return\n }\n const res = {};\n const { attrs, props } = data;\n if (isDef(attrs) || isDef(props)) {\n for (const key in propOptions) {\n const altKey = hyphenate(key);\n {\n const keyInLowerCase = key.toLowerCase();\n if (\n key !== keyInLowerCase &&\n attrs && hasOwn(attrs, keyInLowerCase)\n ) {\n tip(\n `Prop \"${keyInLowerCase}\" is passed to component ` +\n `${formatComponentName(tag || Ctor)}, but the declared prop name is` +\n ` \"${key}\". ` +\n `Note that HTML attributes are case-insensitive and camelCased ` +\n `props need to use their kebab-case equivalents when using in-DOM ` +\n `templates. You should probably use \"${altKey}\" instead of \"${key}\".`\n );\n }\n }\n checkProp(res, props, key, altKey, true) ||\n checkProp(res, attrs, key, altKey, false);\n }\n }\n return res\n}\n\nfunction checkProp (\n res,\n hash,\n key,\n altKey,\n preserve\n) {\n if (isDef(hash)) {\n if (hasOwn(hash, key)) {\n res[key] = hash[key];\n if (!preserve) {\n delete hash[key];\n }\n return true\n } else if (hasOwn(hash, altKey)) {\n res[key] = hash[altKey];\n if (!preserve) {\n delete hash[altKey];\n }\n return true\n }\n }\n return false\n}\n\n/* */\n\n// The template compiler attempts to minimize the need for normalization by\n// statically analyzing the template at compile time.\n//\n// For plain HTML markup, normalization can be completely skipped because the\n// generated render function is guaranteed to return Array. There are\n// two cases where extra normalization is needed:\n\n// 1. When the children contains components - because a functional component\n// may return an Array instead of a single root. In this case, just a simple\n// normalization is needed - if any child is an Array, we flatten the whole\n// thing with Array.prototype.concat. It is guaranteed to be only 1-level deep\n// because functional components already normalize their own children.\nfunction simpleNormalizeChildren (children) {\n for (let i = 0; i < children.length; i++) {\n if (Array.isArray(children[i])) {\n return Array.prototype.concat.apply([], children)\n }\n }\n return children\n}\n\n// 2. When the children contains constructs that always generated nested Arrays,\n// e.g.