RulesExpression.php

<?php

namespace Drupal\rules\Annotation;

use Drupal\Component\Annotation\Plugin;

/**
 * Defines the RulesExpression annotation class.
 *
 * @Annotation
 */
class RulesExpression extends Plugin {
    
    /**
     * The plugin ID.
     *
     * @var string
     */
    public $id;
    
    /**
     * The human-readable name of the rules plugin.
     *
     * @var \Drupal\Core\Annotation\Translation
     *
     * @ingroup plugin_translatable
     */
    public $label;
    
    /**
     * The class name of the form for displaying/editing this expression.
     *
     * @var string
     */
    public $form_class;

}