object-keys-internal.js•722 B
'use strict';
var uncurryThis = require('../internals/function-uncurry-this');
var hasOwn = require('../internals/has-own-property');
var toIndexedObject = require('../internals/to-indexed-object');
var indexOf = require('../internals/array-includes').indexOf;
var hiddenKeys = require('../internals/hidden-keys');
var push = uncurryThis([].push);
module.exports = function (object, names) {
var O = toIndexedObject(object);
var i = 0;
var result = [];
var key;
for (key in O) !hasOwn(hiddenKeys, key) && hasOwn(O, key) && push(result, key);
// Don't enum bug & hidden keys
while (names.length > i) if (hasOwn(O, key = names[i++])) {
~indexOf(result, key) || push(result, key);
}
return result;
};