Frame

export type Frame =
  |  GenerationStartFrame 
  |  ThreadLoadStartFrame 
  |  ThreadLoadSuccessFrame 
  |  ThreadLoadFailureFrame 
  |  ThreadSaveStartFrame 
  |  ThreadSaveSuccessFrame 
  |  ThreadSaveFailureFrame 
  |  GenerationErrorFrame 
  |  GenerationChunkFrame 
  |  GenerationFinishFrame;