prompt: Your task is to convert the following English description into an ASCII tree format.
  
  config is a primary directory that gathers 3 subdirectories: factorization, sources and type-cast.
  At the main level, Inside 'factorization', you'll find it is a vacant space.
  At the top level, 'sources' is empty.
  At the top level, 'type-cast' houses 1 child directories: type-casters.
  At level 2, in directory path 'type-cast / type-casters', Inside 'type-casters', you'll find it has no folders inside.
  Back to the top level.
  
  
  Format your response in this style:
  ```
  plumbing
   +--cache
   +--color
   +--filemode
   +--format
   |   +--config
   |   +--diff
   |   +--gitignore
   |   +--idxfile
   |   +--index
   |   +--objfile
   |   +--packfile
   |   `--pktline
   +--hash
   +--object
   +--protocol
   |   `--packp
   |       +--capability
   |       `--sideband
   +--revlist
   +--storer
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "config\n +--factorization\n +--sources\n `--type-cast\n     `--type-casters", "description": "config is a primary directory that gathers 3 subdirectories: factorization, sources and type-cast.\nAt the main level, Inside 'factorization', you'll find it is a vacant space.\nAt the top level, 'sources' is empty.\nAt the top level, 'type-cast' houses 1 child directories: type-casters.\nAt level 2, in directory path 'type-cast / type-casters', Inside 'type-casters', you'll find it has no folders inside.\nBack to the top level.\n"}