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<?php
/*
* This file is part of Respect/Validation.
*
* (c) Alexandre Gomes Gaigalas <[email protected]>
* For the full copyright and license information, please view the "LICENSE.md"
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
/**
* Validates if the given input is nullable or not.
* @author Jens Segers <[email protected]>
final class Nullable extends AbstractWrapper
{
* {@inheritdoc}
public function assert($input): void
if (null === $input) {
return;
}
parent::assert($input);
public function check($input): void
parent::check($input);
public function validate($input): bool
return true;
return parent::validate($input);