gistfile1.txt

public function register()
{
    // ...

    $user = new User();
    $form = new RegisterForm('register', $user, $validator);

    $form->bind($request, $user);
    if ($form->isValid()) {
        $newUser = new NewUser($user);
        $dm->persist($newUser);
        $dm->persist($user);
        $dm->flush();

        // ...
    }
    // ...
}