DeprecatedExtendsRenderElement.php

<?php

declare (strict_types=1);
namespace Drupal\element_info_test\Element;

use Drupal\Core\Render\Attribute\RenderElement;
use Drupal\Core\Render\Element\RenderElement as RenderElementDeprecated;
// @phpcs:disable

/**
 * Provides render element that extends deprecated RenderElement for testing.
 */
class DeprecatedExtendsRenderElement extends RenderElementDeprecated {
  // @phpcs:enable
  
  /**
   * {@inheritdoc}
   */
  public function getInfo() {
    return [];
  }

}