SourceEditingPreventSelfXssConstraint.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;

/**
 * For disallowing Source Editing configuration that allows self-XSS.
 *
 * @internal
 */
class SourceEditingPreventSelfXssConstraint extends SymfonyConstraint {
    
    /**
     * When Source Editing is configured to allow self-XSS.
     *
     * @var string
     */
    public $message = 'The following tag in the Source Editing "Manually editable HTML tags" field is a security risk: %dangerous_tag.';

}