diff options
Diffstat (limited to 'node_modules/babel-runtime/node_modules/core-js/modules/es6.symbol.js')
-rw-r--r-- | node_modules/babel-runtime/node_modules/core-js/modules/es6.symbol.js | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/node_modules/babel-runtime/node_modules/core-js/modules/es6.symbol.js b/node_modules/babel-runtime/node_modules/core-js/modules/es6.symbol.js deleted file mode 100644 index 17022f08e..000000000 --- a/node_modules/babel-runtime/node_modules/core-js/modules/es6.symbol.js +++ /dev/null @@ -1,234 +0,0 @@ -'use strict'; -// ECMAScript 6 symbols shim -var global = require('./_global'); -var has = require('./_has'); -var DESCRIPTORS = require('./_descriptors'); -var $export = require('./_export'); -var redefine = require('./_redefine'); -var META = require('./_meta').KEY; -var $fails = require('./_fails'); -var shared = require('./_shared'); -var setToStringTag = require('./_set-to-string-tag'); -var uid = require('./_uid'); -var wks = require('./_wks'); -var wksExt = require('./_wks-ext'); -var wksDefine = require('./_wks-define'); -var enumKeys = require('./_enum-keys'); -var isArray = require('./_is-array'); -var anObject = require('./_an-object'); -var isObject = require('./_is-object'); -var toIObject = require('./_to-iobject'); -var toPrimitive = require('./_to-primitive'); -var createDesc = require('./_property-desc'); -var _create = require('./_object-create'); -var gOPNExt = require('./_object-gopn-ext'); -var $GOPD = require('./_object-gopd'); -var $DP = require('./_object-dp'); -var $keys = require('./_object-keys'); -var gOPD = $GOPD.f; -var dP = $DP.f; -var gOPN = gOPNExt.f; -var $Symbol = global.Symbol; -var $JSON = global.JSON; -var _stringify = $JSON && $JSON.stringify; -var PROTOTYPE = 'prototype'; -var HIDDEN = wks('_hidden'); -var TO_PRIMITIVE = wks('toPrimitive'); -var isEnum = {}.propertyIsEnumerable; -var SymbolRegistry = shared('symbol-registry'); -var AllSymbols = shared('symbols'); -var OPSymbols = shared('op-symbols'); -var ObjectProto = Object[PROTOTYPE]; -var USE_NATIVE = typeof $Symbol == 'function'; -var QObject = global.QObject; -// Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173 -var setter = !QObject || !QObject[PROTOTYPE] || !QObject[PROTOTYPE].findChild; - -// fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687 -var setSymbolDesc = DESCRIPTORS && $fails(function () { - return _create(dP({}, 'a', { - get: function () { return dP(this, 'a', { value: 7 }).a; } - })).a != 7; -}) ? function (it, key, D) { - var protoDesc = gOPD(ObjectProto, key); - if (protoDesc) delete ObjectProto[key]; - dP(it, key, D); - if (protoDesc && it !== ObjectProto) dP(ObjectProto, key, protoDesc); -} : dP; - -var wrap = function (tag) { - var sym = AllSymbols[tag] = _create($Symbol[PROTOTYPE]); - sym._k = tag; - return sym; -}; - -var isSymbol = USE_NATIVE && typeof $Symbol.iterator == 'symbol' ? function (it) { - return typeof it == 'symbol'; -} : function (it) { - return it instanceof $Symbol; -}; - -var $defineProperty = function defineProperty(it, key, D) { - if (it === ObjectProto) $defineProperty(OPSymbols, key, D); - anObject(it); - key = toPrimitive(key, true); - anObject(D); - if (has(AllSymbols, key)) { - if (!D.enumerable) { - if (!has(it, HIDDEN)) dP(it, HIDDEN, createDesc(1, {})); - it[HIDDEN][key] = true; - } else { - if (has(it, HIDDEN) && it[HIDDEN][key]) it[HIDDEN][key] = false; - D = _create(D, { enumerable: createDesc(0, false) }); - } return setSymbolDesc(it, key, D); - } return dP(it, key, D); -}; -var $defineProperties = function defineProperties(it, P) { - anObject(it); - var keys = enumKeys(P = toIObject(P)); - var i = 0; - var l = keys.length; - var key; - while (l > i) $defineProperty(it, key = keys[i++], P[key]); - return it; -}; -var $create = function create(it, P) { - return P === undefined ? _create(it) : $defineProperties(_create(it), P); -}; -var $propertyIsEnumerable = function propertyIsEnumerable(key) { - var E = isEnum.call(this, key = toPrimitive(key, true)); - if (this === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return false; - return E || !has(this, key) || !has(AllSymbols, key) || has(this, HIDDEN) && this[HIDDEN][key] ? E : true; -}; -var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(it, key) { - it = toIObject(it); - key = toPrimitive(key, true); - if (it === ObjectProto && has(AllSymbols, key) && !has(OPSymbols, key)) return; - var D = gOPD(it, key); - if (D && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) D.enumerable = true; - return D; -}; -var $getOwnPropertyNames = function getOwnPropertyNames(it) { - var names = gOPN(toIObject(it)); - var result = []; - var i = 0; - var key; - while (names.length > i) { - if (!has(AllSymbols, key = names[i++]) && key != HIDDEN && key != META) result.push(key); - } return result; -}; -var $getOwnPropertySymbols = function getOwnPropertySymbols(it) { - var IS_OP = it === ObjectProto; - var names = gOPN(IS_OP ? OPSymbols : toIObject(it)); - var result = []; - var i = 0; - var key; - while (names.length > i) { - if (has(AllSymbols, key = names[i++]) && (IS_OP ? has(ObjectProto, key) : true)) result.push(AllSymbols[key]); - } return result; -}; - -// 19.4.1.1 Symbol([description]) -if (!USE_NATIVE) { - $Symbol = function Symbol() { - if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor!'); - var tag = uid(arguments.length > 0 ? arguments[0] : undefined); - var $set = function (value) { - if (this === ObjectProto) $set.call(OPSymbols, value); - if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false; - setSymbolDesc(this, tag, createDesc(1, value)); - }; - if (DESCRIPTORS && setter) setSymbolDesc(ObjectProto, tag, { configurable: true, set: $set }); - return wrap(tag); - }; - redefine($Symbol[PROTOTYPE], 'toString', function toString() { - return this._k; - }); - - $GOPD.f = $getOwnPropertyDescriptor; - $DP.f = $defineProperty; - require('./_object-gopn').f = gOPNExt.f = $getOwnPropertyNames; - require('./_object-pie').f = $propertyIsEnumerable; - require('./_object-gops').f = $getOwnPropertySymbols; - - if (DESCRIPTORS && !require('./_library')) { - redefine(ObjectProto, 'propertyIsEnumerable', $propertyIsEnumerable, true); - } - - wksExt.f = function (name) { - return wrap(wks(name)); - }; -} - -$export($export.G + $export.W + $export.F * !USE_NATIVE, { Symbol: $Symbol }); - -for (var es6Symbols = ( - // 19.4.2.2, 19.4.2.3, 19.4.2.4, 19.4.2.6, 19.4.2.8, 19.4.2.9, 19.4.2.10, 19.4.2.11, 19.4.2.12, 19.4.2.13, 19.4.2.14 - 'hasInstance,isConcatSpreadable,iterator,match,replace,search,species,split,toPrimitive,toStringTag,unscopables' -).split(','), j = 0; es6Symbols.length > j;)wks(es6Symbols[j++]); - -for (var wellKnownSymbols = $keys(wks.store), k = 0; wellKnownSymbols.length > k;) wksDefine(wellKnownSymbols[k++]); - -$export($export.S + $export.F * !USE_NATIVE, 'Symbol', { - // 19.4.2.1 Symbol.for(key) - 'for': function (key) { - return has(SymbolRegistry, key += '') - ? SymbolRegistry[key] - : SymbolRegistry[key] = $Symbol(key); - }, - // 19.4.2.5 Symbol.keyFor(sym) - keyFor: function keyFor(sym) { - if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol!'); - for (var key in SymbolRegistry) if (SymbolRegistry[key] === sym) return key; - }, - useSetter: function () { setter = true; }, - useSimple: function () { setter = false; } -}); - -$export($export.S + $export.F * !USE_NATIVE, 'Object', { - // 19.1.2.2 Object.create(O [, Properties]) - create: $create, - // 19.1.2.4 Object.defineProperty(O, P, Attributes) - defineProperty: $defineProperty, - // 19.1.2.3 Object.defineProperties(O, Properties) - defineProperties: $defineProperties, - // 19.1.2.6 Object.getOwnPropertyDescriptor(O, P) - getOwnPropertyDescriptor: $getOwnPropertyDescriptor, - // 19.1.2.7 Object.getOwnPropertyNames(O) - getOwnPropertyNames: $getOwnPropertyNames, - // 19.1.2.8 Object.getOwnPropertySymbols(O) - getOwnPropertySymbols: $getOwnPropertySymbols -}); - -// 24.3.2 JSON.stringify(value [, replacer [, space]]) -$JSON && $export($export.S + $export.F * (!USE_NATIVE || $fails(function () { - var S = $Symbol(); - // MS Edge converts symbol values to JSON as {} - // WebKit converts symbol values to JSON as null - // V8 throws on boxed symbols - return _stringify([S]) != '[null]' || _stringify({ a: S }) != '{}' || _stringify(Object(S)) != '{}'; -})), 'JSON', { - stringify: function stringify(it) { - var args = [it]; - var i = 1; - var replacer, $replacer; - while (arguments.length > i) args.push(arguments[i++]); - $replacer = replacer = args[1]; - if (!isObject(replacer) && it === undefined || isSymbol(it)) return; // IE8 returns string on undefined - if (!isArray(replacer)) replacer = function (key, value) { - if ($replacer) value = $replacer.call(this, key, value); - if (!isSymbol(value)) return value; - }; - args[1] = replacer; - return _stringify.apply($JSON, args); - } -}); - -// 19.4.3.4 Symbol.prototype[@@toPrimitive](hint) -$Symbol[PROTOTYPE][TO_PRIMITIVE] || require('./_hide')($Symbol[PROTOTYPE], TO_PRIMITIVE, $Symbol[PROTOTYPE].valueOf); -// 19.4.3.5 Symbol.prototype[@@toStringTag] -setToStringTag($Symbol, 'Symbol'); -// 20.2.1.9 Math[@@toStringTag] -setToStringTag(Math, 'Math', true); -// 24.3.3 JSON[@@toStringTag] -setToStringTag(global.JSON, 'JSON', true); |