3 exports.__esModule = true;
5 var _defineProperty = require("../core-js/object/define-property");
7 var _defineProperty2 = _interopRequireDefault(_defineProperty);
9 var _getOwnPropertyDescriptor = require("../core-js/object/get-own-property-descriptor");
11 var _getOwnPropertyDescriptor2 = _interopRequireDefault(_getOwnPropertyDescriptor);
13 var _getOwnPropertyNames = require("../core-js/object/get-own-property-names");
15 var _getOwnPropertyNames2 = _interopRequireDefault(_getOwnPropertyNames);
17 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
19 exports.default = function (obj, defaults) {
20 var keys = (0, _getOwnPropertyNames2.default)(defaults);
22 for (var i = 0; i < keys.length; i++) {
24 var value = (0, _getOwnPropertyDescriptor2.default)(defaults, key);
26 if (value && value.configurable && obj[key] === undefined) {
27 (0, _defineProperty2.default)(obj, key, value);