1234567891011121314151617181920 |
- 'use strict';
- var GetIntrinsic = require('get-intrinsic');
- var $TypeError = GetIntrinsic('%TypeError%');
- var callBound = require('call-bind/callBound');
- var $keyFor = callBound('Symbol.keyFor', true);
- var Type = require('./Type');
- // https://262.ecma-international.org/14.0/#sec-keyforsymbol
- module.exports = function KeyForSymbol(sym) {
- if (Type(sym) !== 'Symbol') {
- throw new $TypeError('Assertion failed: `sym` must be a Symbol');
- }
- return $keyFor(sym);
- };
|