anchor.diff:    }
   
     /**
  -   * Gets inner html.
  -   */
  -  String get html {
  -    StringBuffer ret = new StringBuffer();
  -
  -    if (elements.length > 0) {
  -      List<Node> nodes = elements[0].childNodes;
  -
  -      nodes.forEach((Node node) {
  -        ret.write(node2str(node));
  -      });
  -    }
  -
  -    return ret.toString();
  -  }
  -
  -  /**
  -   * Gets inner text.
  -   */
  -  String get text {
  -    HtmlUnescape decoder = new HtmlUnescape();
  -    return elements.length > 0 ? decoder.convert(elements[0].text) : '';
  -  }
  -
  -  /**
      * Prepends content.
      */
     void prepend(Object obj) {
  
positive.code:  */
  abstract class ContentCapable {
    List<Element> get elements;
  
    /**
     * Appends content.
  
negative.code:           treeSanitizer: new NullTreeSanitizer());
      });
    }
  }
  