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