17 lines
385 B
JavaScript
17 lines
385 B
JavaScript
'use strict';
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var $TypeError = require('es-errors/type');
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var callBound = require('call-bound');
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var $keyFor = callBound('Symbol.keyFor', true);
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// https://262.ecma-international.org/14.0/#sec-keyforsymbol
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module.exports = function KeyForSymbol(sym) {
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if (typeof sym !== 'symbol') {
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throw new $TypeError('Assertion failed: `sym` must be a Symbol');
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}
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return $keyFor(sym);
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};
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