core-js/internals/well-known-symbol.js

Standard library

var store = require('../internals/shared')('wks');
var uid = require('../internals/uid');
var Symbol = require('../internals/global').Symbol;
var NATIVE_SYMBOL = require('../internals/native-symbol');

module.exports = function (name) {
  return store[name] || (store[name] = NATIVE_SYMBOL && Symbol[name]
    || (NATIVE_SYMBOL ? Symbol : uid)('Symbol.' + name));
};