HashableInterface.php

<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2013 OpenSky Project Inc
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Assetic\Filter;


/**
 * A filter can implement a hash function
 *
 * @author Francisco Facioni <fran6co@gmail.com>
 */
interface HashableInterface {

  /**
   * Generates a hash for the object
   *
   * @return string Object hash
   */
  public function hash();

}