function EnumConstraintValidator::validate

Same name and namespace in other branches
  1. 11.x core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/EnumConstraintValidator.php \Drupal\Core\Validation\Plugin\Validation\Constraint\EnumConstraintValidator::validate()

File

core/lib/Drupal/Core/Validation/Plugin/Validation/Constraint/EnumConstraintValidator.php, line 22

Class

EnumConstraintValidator
Validates the Enum constraint.

Namespace

Drupal\Core\Validation\Plugin\Validation\Constraint

Code

public function validate(mixed $value, Constraint $constraint) : void {
  if (!isset($value)) {
    return;
  }
  if (!$constraint instanceof EnumConstraint) {
    throw new UnexpectedTypeException($constraint, EnumConstraint::class);
  }
  $class = $this->getTypedData()
    ->getDataDefinition()['enum_class'] ?? '';
  if (empty($class)) {
    $this->context
      ->addViolation($constraint->missingClassMessage);
    return;
  }
  if (!$value instanceof \UnitEnum) {
    $this->context
      ->addViolation($constraint->notEnumMessage);
    return;
  }
  if (!$value instanceof $class) {
    $this->context
      ->addViolation($constraint->invalidClassMessage, [
      '%class' => $class,
    ]);
  }
}

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.