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Configuration error
Configuration error
| ; | |
| var KeyForSymbol = require('./KeyForSymbol'); | |
| var Type = require('./Type'); | |
| // https://262.ecma-international.org/14.0/#sec-canbeheldweakly | |
| module.exports = function CanBeHeldWeakly(v) { | |
| if (Type(v) === 'Object') { | |
| return true; // step 1 | |
| } | |
| if (Type(v) === 'Symbol' && typeof KeyForSymbol(v) === 'undefined') { | |
| return true; // step 2 | |
| } | |
| return false; // step 3 | |
| }; | |