francesco448
15 lines
467 B
JavaScript
15 lines
467 B
JavaScript
'use strict';
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var origSymbol = typeof Symbol !== 'undefined' && Symbol;
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var hasSymbolSham = require('has-symbols/shams');
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/** @type {import('has-symbols')} */
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module.exports = function hasNativeSymbols() {
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if (typeof origSymbol !== 'function') { return false; }
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if (typeof Symbol !== 'function') { return false; }
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if (typeof origSymbol('foo') !== 'symbol') { return false; }
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if (typeof Symbol('bar') !== 'symbol') { return false; }
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return hasSymbolSham();
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};
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