anchor.diff:    }
   }
   
  -void listParameters() {
  -  final file = metadataFileContainingType('Windows.Globalization.Calendar');
  +void listParameters([String type = 'Windows.Globalization.Calendar']) {
  +  final file = metadataFileContainingType(type);
     final winmdFile = WinmdFile(file);
   
  -  final winTypeDef = winmdFile.findTypeDef('Windows.Globalization.Calendar');
  -  final method = winTypeDef.findMethod('HourAsPaddedString2');
  +  final winTypeDef = winmdFile.findTypeDef(type);
  +  final method = winTypeDef.findMethod('HourAsPaddedString');
   
     final parameters = method.parameters;
     print('${method.methodName} has '
  
positive.code:   }
  }
  
  void listMethods([String typeDef = 'Windows.Globalization.Calendar']) {
    final file = metadataFileContainingType(typeDef);
    final winmdFile = WinmdFile(file);
  
    final winTypeDef = winmdFile.findTypeDef(typeDef);
    final methods = winTypeDef.methods;
  
    int i = 0;
  
negative.code: }
  
  // [uuid(CA30221D-86D9-40FB-A26B-D44EB7CF08EA)]
  void listGUID([String type = 'Windows.Globalization.ICalendar']) {
    final file = metadataFileContainingType(type);
    final winmdFile = WinmdFile(file);
  
  