<?php

namespace Drupal\Core;

use Drupal\Core\Security\TrustedCallbackInterface;

class Url implements TrustedCallbackInterface {

    /**
     * @return ($collect_bubbleable_metadata is true ? \Drupal\Core\GeneratedUrl : string)
     */
    public function toString(bool $collect_bubbleable_metadata = FALSE) {
    }
    
    /**
     * @return ($return_as_object is true ? \Drupal\Core\Access\AccessResultInterface : bool)
     */
    public function access(?\Drupal\Core\Session\AccountInterface $account = NULL, bool $return_as_object = FALSE): \Drupal\Core\Access\AccessResultInterface|bool {
    }

}