*/ public abstract function success(); /** * Get the success value, if possible. * * @throws \RuntimeException * * @return T */ public function getSuccess() { return $this->success()->get(); } /** * Map over the success value. * * @template S * * @param callable(T):S $f * * @return \Dotenv\Result\Result */ public abstract function mapSuccess(callable $f); /** * Get the error option value. * * @return \PhpOption\Option */ public abstract function error(); /** * Get the error value, if possible. * * @throws \RuntimeException * * @return E */ public function getError() { return $this->error()->get(); } /** * Map over the error value. * * @template F * * @param callable(E):F $f * * @return \Dotenv\Result\Result */ public abstract function mapError(callable $f); }