function ExpressionValidator::validate

Overrides ConstraintValidatorInterface::validate

File

vendor/symfony/validator/Constraints/ExpressionValidator.php, line 34

Class

ExpressionValidator

@author Fabien Potencier <fabien@symfony.com> @author Bernhard Schussek <bschussek@symfony.com>

Namespace

Symfony\Component\Validator\Constraints

Code

public function validate(mixed $value, Constraint $constraint) : void {
    if (!$constraint instanceof Expression) {
        throw new UnexpectedTypeException($constraint, Expression::class);
    }
    $variables = $constraint->values;
    $variables['value'] = $value;
    $variables['this'] = $this->context
        ->getObject();
    $variables['context'] = $this->context;
    if ($constraint->negate xor $this->getExpressionLanguage()
        ->evaluate($constraint->expression, $variables)) {
        $this->context
            ->buildViolation($constraint->message)
            ->setParameter('{{ value }}', $this->formatValue($value, self::OBJECT_TO_STRING))
            ->setCode(Expression::EXPRESSION_FAILED_ERROR)
            ->addViolation();
    }
}