ToolbarItemDependencyConstraint.php

<?php

declare (strict_types=1);
namespace Drupal\ckeditor5\Plugin\Validation\Constraint;

use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\Core\Validation\Attribute\Constraint;
use Symfony\Component\Validator\Constraint as SymfonyConstraint;

/**
 * A CKEditor 5 toolbar item.
 *
 * @internal
 */
class ToolbarItemDependencyConstraint extends SymfonyConstraint {
  
  /**
   * The default violation message.
   *
   * @var string
   */
  public $message = 'Depends on %toolbar_item, which is not enabled.';
  
  /**
   * The toolbar item that this validation constraint requires to be enabled.
   *
   * @var null|string
   */
  public $toolbarItem = NULL;
  
  /**
   * {@inheritdoc}
   */
  public function getRequiredOptions() : array {
    return [
      'toolbarItem',
    ];
  }

}