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