Drupal 8: Service Decorators: OriginalServiceOverride.php

OriginalServiceOverride.php

<?php
namespace Drupal\custom_decorator_override;
use Drupal\custom_decorator_base\OriginalService;
use Symfony\Component\HttpFoundation\RequestStack;
/**
 * Class OriginalServiceOverride
 */
class OriginalServiceOverride extends OriginalService {
  /**
   * Original service object.
   *
   * @var \Drupal\custom_decorator_base\OriginalService
   */
  protected $originalService;
  /**
   * OriginalServiceOverride constructor.
   *
   * @param \Drupal\custom_decorator_base\OriginalService $original_service
   * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
   */
  public function __construct(OriginalService $original_service, RequestStack $request_stack) {
    $this->originalService = $original_service;
    parent::__construct($request_stack);
  }
  public function helper() {
    return t('Overridden helper');
  }
  public function newPublicFunction() {
    return t('use of new available function');
  }
}