prompt: Your task is to convert the following English description into an ASCII tree format.
  
  watch is a head directory that collects 2 subdirectories: registry and vfs.
  In the root directory, 'registry' possesses 1 subfolders: impl.
  In nested path 'registry / impl', 'impl' contains no subdirectories.
  Back to the top level.
  At the main level, 'vfs' hosts 1 subfolders: impl.
  At level 2, in directory path 'vfs → impl', 'impl' is devoid of content.
  
  
  Format your response in this style:
  ```
  es_declare_module
   +--__snapshots__
   `--flow-typed
       `--__snapshots__
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "watch\n +--registry\n |   `--impl\n `--vfs\n     `--impl", "description": "watch is a head directory that collects 2 subdirectories: registry and vfs.\nIn the root directory, 'registry' possesses 1 subfolders: impl.\nIn nested path 'registry / impl', 'impl' contains no subdirectories.\nBack to the top level.\nAt the main level, 'vfs' hosts 1 subfolders: impl.\nAt level 2, in directory path 'vfs \u2192 impl', 'impl' is devoid of content.\n"}