anchor.diff:    };
     
     /**
  -   * This constructor is to be used when running the static file handler as a standalone app.
  +   * Default constructor.
      */
     StaticFileHandler(String documentRoot, {int port: 80, String ip: '0.0.0.0'}) {
       // If port == 0 the OS will pick a random available port for us
  
positive.code:     }, onError: fileError);
    }
    
    void handleRequest(HttpRequest request) {
      request.response.done.catchError(errorHandler);
      
  
negative.code:   }
    
    /**
     * Only sets the directory to be used as document root.
     */
    StaticFileHandler.serveFolder(directory) {
      _root = new Path(directory).canonicalize();
  