<?php
  
  /*
   * This file is part of the Assetic package, an OpenSky project.
   *
   * (c) 2010-2014 OpenSky Project Inc
   *
   * For the full copyright and license information, please view the LICENSE
   * file that was distributed with this source code.
   */
  
  namespace Assetic\Util;
  
  /**
   * Less Utils.
   *
   * @author Kris Wallsmith <kris.wallsmith@gmail.com>
   */
  abstract class LessUtils extends CssUtils
  {
      const REGEX_IMPORTS         = '/@import(?:-once)? (?:url\()?(\'|"|)(?P<url>[^\'"\)
  \r]*)\1\)?;?/';
      const REGEX_IMPORTS_NO_URLS = '/@import(?:-once)? (?!url\()(\'|"|)(?P<url>[^\'"\)
  \r]*)\1;?/';
      const REGEX_COMMENTS        = '/((?:\/\*[^*]*\*+(?:[^\/][^*]*\*+)*\/)|\/\/[^
  ]+)/';
  }