RegistrationType

    <?php
// src/Acme/AccountBundle/Form/Type/RegistrationType.php
namespace Acme\AccountBundle\Form\Type;

use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\FormBuilderInterface;


class RegistrationType extends AbstractType
{
    public function buildForm(FormBuilderInterface $builder, array $options)
    {

        $builder->add('username', 'text')
            ->add('password', 'password')
            ->add('email', 'email')
            ;

        $builder->add('save', 'submit');
    }

    public function getName()
    {
        return 'registration';
    }
}