17 lines
562 B
JavaScript
17 lines
562 B
JavaScript
var has = require('./_has')
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, toIObject = require('./_to-iobject')
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, arrayIndexOf = require('./_array-includes')(false)
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, 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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, i = 0
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, result = []
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, 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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}; |