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10 lines
267 B
10 lines
267 B
4 years ago
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// Exports true if environment provides native `Set` implementation,
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// whatever that is.
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'use strict';
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module.exports = (function () {
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if (typeof Set === 'undefined') return false;
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return (Object.prototype.toString.call(Set.prototype) === '[object Set]');
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}());
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