anchor.diff:        switch (type) {
           case FileSystemEntityType.FILE:
             // If file, serve as such.
  -          serveFile(new File.fromPath(path), request);
  +          _serveFile(new File.fromPath(path), request);
             break;
             
           case FileSystemEntityType.DIRECTORY:
             // If directory, serve as such.
             if (new File.fromPath(path.append("index.html")).existsSync()) {
  -            serveFile(new File.fromPath(path.append("index.html")), request);
  +            _serveFile(new File.fromPath(path.append("index.html")), request);
             } else {
  -            serveDir(new Directory.fromPath(path), request);
  +            _serveDir(new Directory.fromPath(path), request);
             }
             break;
             
  
positive.code:           response.write("</ul></body></html>");
            response.close();
          },
          onError: errorHandler);
    }
    
    /**
  
negative.code:   
              // Pipe the 'range' of the file.
              file.openRead(start, end).pipe(response)
                  .catchError(_errorHandler);
              return;
            }
          }
  