anchor.diff:            completer.complete(portNumber);
             // Stop repeat completions.
             first = false;
  +          print('** Signaled to run test queries on $portNumber');
           }
           print(line);
         });
  
positive.code:         return response
              .fold(new BytesBuilder(), (b, d) => b..add(d))
              .then((builder) {
                _requestCompleted(builder.takeBytes(), response);
              });
        }).catchError((error) {
  
negative.code:   }
  
    void requestExit() {
      print('** Requesting script to exit.');
      process.stdin.add([32, 13, 10]);
    }
  }
  