var _typeof=require("./typeof"),assertThisInitialized=require("./assertThisInitialized");function _possibleConstructorReturn(e,r){if(r&&("object"===_typeof(r)||"function"==typeof r))return r;if(void 0!==r)throw new TypeError("Derived constructors may only return object or undefined");return assertThisInitialized(e)}module.exports=_possibleConstructorReturn;