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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Form\Extension\Validator\Type;
use Symfony\Component\Form\AbstractTypeExtension;
use Symfony\Component\OptionsResolver\Options;
use Symfony\Component\OptionsResolver\OptionsResolver;
use Symfony\Component\Validator\Constraints\GroupSequence;
/**
* Encapsulates common logic of {@link FormTypeValidatorExtension} and
* {@link SubmitTypeValidatorExtension}.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
abstract class BaseValidatorExtension extends AbstractTypeExtension
{
/**
* {@inheritdoc}
*/
public function configureOptions(OptionsResolver $resolver)
{
// Make sure that validation groups end up as null, closure or array
$validationGroupsNormalizer = function (Options $options, $groups) {
if (false === $groups) {
return [];
}
if (empty($groups)) {
return;
}
if (\is_callable($groups)) {
return $groups;
}
if ($groups instanceof GroupSequence) {
return $groups;
}
return (array) $groups;
};
$resolver->setDefaults([
'validation_groups' => null,
]);
$resolver->setNormalizer('validation_groups', $validationGroupsNormalizer);
}
}
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