function ownKeys(e, r) { var t = _Object$keys2(e); if (_Object$getOwnPropertySymbols) { var o = _Object$getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return _Object$getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }