40 lines
1.0 KiB
PHP
40 lines
1.0 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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/**
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class IsNullValidator extends ConstraintValidator
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{
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/**
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* {@inheritdoc}
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*/
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public function validate($value, Constraint $constraint)
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{
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if (!$constraint instanceof IsNull) {
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throw new UnexpectedTypeException($constraint, IsNull::class);
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}
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if (null !== $value) {
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$this->context->buildViolation($constraint->message)
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->setParameter('{{ value }}', $this->formatValue($value))
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->setCode(IsNull::NOT_NULL_ERROR)
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->addViolation();
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}
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}
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}
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