18 lines
537 B
JavaScript
18 lines
537 B
JavaScript
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var has = require('./_has');
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var toIObject = require('./_to-iobject');
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var arrayIndexOf = require('./_array-includes')(false);
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var IE_PROTO = require('./_shared-key')('IE_PROTO');
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module.exports = function (object, names) {
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var O = toIObject(object);
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var i = 0;
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var result = [];
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var key;
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for (key in O) if (key != IE_PROTO) has(O, key) && result.push(key);
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// Don't enum bug & hidden keys
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while (names.length > i) if (has(O, key = names[i++])) {
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~arrayIndexOf(result, key) || result.push(key);
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}
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return result;
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};
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