Edit File: symbol-registry.js
"use strict"; var d = require("d") , validateSymbol = require("../../../validate-symbol"); var registry = Object.create(null); module.exports = function (SymbolPolyfill) { return Object.defineProperties(SymbolPolyfill, { for: d(function (key) { if (registry[key]) return registry[key]; return (registry[key] = SymbolPolyfill(String(key))); }), keyFor: d(function (symbol) { var key; validateSymbol(symbol); for (key in registry) { if (registry[key] === symbol) return key; } return undefined; }) }); };
Back to File Manager