| 'use strict'; | 
| var $ = require('../internals/export'); | 
| var getCompositeKeyNode = require('../internals/composite-key'); | 
| var getBuiltIn = require('../internals/get-built-in'); | 
| var apply = require('../internals/function-apply'); | 
|   | 
| // https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey | 
| $({ global: true, forced: true }, { | 
|   compositeSymbol: function compositeSymbol() { | 
|     if (arguments.length === 1 && typeof arguments[0] == 'string') return getBuiltIn('Symbol')['for'](arguments[0]); | 
|     return apply(getCompositeKeyNode, null, arguments).get('symbol', getBuiltIn('Symbol')); | 
|   } | 
| }); |