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27 lines
749 B
JavaScript
27 lines
749 B
JavaScript
6 years ago
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'use strict';
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// 26.1.5 Reflect.enumerate(target)
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var $export = require('./_export');
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var anObject = require('./_an-object');
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var Enumerate = function (iterated) {
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this._t = anObject(iterated); // target
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this._i = 0; // next index
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var keys = this._k = []; // keys
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var key;
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for (key in iterated) keys.push(key);
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};
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require('./_iter-create')(Enumerate, 'Object', function () {
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var that = this;
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var keys = that._k;
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var key;
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do {
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if (that._i >= keys.length) return { value: undefined, done: true };
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} while (!((key = keys[that._i++]) in that._t));
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return { value: key, done: false };
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});
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$export($export.S, 'Reflect', {
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enumerate: function enumerate(target) {
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return new Enumerate(target);
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}
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});
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