You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
17 lines
394 B
17 lines
394 B
5 months ago
|
'use strict';
|
||
|
|
|
||
|
|
var $TypeError = require('es-errors/type');
|
||
|
|
|
||
|
|
var callBound = require('call-bind/callBound');
|
||
|
|
|
||
|
|
var $keyFor = callBound('Symbol.keyFor', true);
|
||
|
|
|
||
|
|
// https://262.ecma-international.org/14.0/#sec-keyforsymbol
|
||
|
|
|
||
|
|
module.exports = function KeyForSymbol(sym) {
|
||
|
|
if (typeof sym !== 'symbol') {
|
||
|
|
throw new $TypeError('Assertion failed: `sym` must be a Symbol');
|
||
|
|
}
|
||
|
|
return $keyFor(sym);
|
||
|
|
};
|