anchor.diff:            args: ['github.com', '>>', '/root/.ssh/known_hosts']);
       }
     }
  +
  +  JefeProject _getProjectByName(String type, String name) =>
  +      _graph.getProjectByName(name).getOrElse(
  +          () => throw new ArgumentError('$type project $name does not exist'));
   }
   
   class _PathHandler {
  
positive.code: 
      dockerfile.cmd([]);
  
      final serverMain = p.join(
          serverProject.installDirectory.path, 'bin/server.dart');
  
      dockerfile.workDir(serverFiles.workDir);
  
  
negative.code:       '-q',
        '-b',
        ref,
        topLevelProject.project.gitUri,
        targetPath
      ]);
      dockerfile.workDir(targetPath);
  