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15 lines
642 B
15 lines
642 B
4 weeks ago
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'use strict';
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var $propertyIsEnumerable = {}.propertyIsEnumerable;
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// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
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var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
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// Nashorn ~ JDK8 bug
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var NASHORN_BUG = getOwnPropertyDescriptor && !$propertyIsEnumerable.call({ 1: 2 }, 1);
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// `Object.prototype.propertyIsEnumerable` method implementation
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// https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable
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exports.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
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var descriptor = getOwnPropertyDescriptor(this, V);
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return !!descriptor && descriptor.enumerable;
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} : $propertyIsEnumerable;
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