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13 lines
394 B
JavaScript
13 lines
394 B
JavaScript
'use strict';
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var origSymbol = global.Symbol;
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var hasSymbolSham = require('./shams');
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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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