var Foo = function Foo(props) { "use strict"; babelHelpers.classCallCheck(this, Foo); Object.defineProperty(this, _client, { writable: true, value: void 0 }); [babelHelpers.classPrivateFieldLooseBase(this, _client)[_client]] = props; }; var _client = babelHelpers.classPrivateFieldLooseKey("client");