well-known-symbol.js•804 B
'use strict';
var globalThis = require('../internals/global-this');
var shared = require('../internals/shared');
var hasOwn = require('../internals/has-own-property');
var uid = require('../internals/uid');
var NATIVE_SYMBOL = require('../internals/symbol-constructor-detection');
var USE_SYMBOL_AS_UID = require('../internals/use-symbol-as-uid');
var Symbol = globalThis.Symbol;
var WellKnownSymbolsStore = shared('wks');
var createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol['for'] || Symbol : Symbol && Symbol.withoutSetter || uid;
module.exports = function (name) {
if (!hasOwn(WellKnownSymbolsStore, name)) {
WellKnownSymbolsStore[name] = NATIVE_SYMBOL && hasOwn(Symbol, name)
? Symbol[name]
: createWellKnownSymbol('Symbol.' + name);
} return WellKnownSymbolsStore[name];
};