prompt: Your task is to convert the following English description into an ASCII tree format.
  
  test is a origin directory that encompasses 3 subdirectories: dart-sass, node-sass and ruby-sass.
  At the main level, The 'dart-sass' directory is empty.
  At the top level, 'node-sass' has no content.
  At the main level, 'ruby-sass' encapsulates 2 subdirectories: keywords, sass.
  Within directory hierarchy 'ruby-sass > keywords', 'keywords' has nothing inside.
  Within directory hierarchy 'ruby-sass → sass', 'sass' is blank.
  
  
  Format your response in this style:
  ```
  image-optimizer
   +--app
   |   +--pages
   |   |   `--api
   |   |       `--stateful
   |   `--public
   `--test
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "test\n +--dart-sass\n +--node-sass\n `--ruby-sass\n     +--keywords\n     `--sass", "description": "test is a origin directory that encompasses 3 subdirectories: dart-sass, node-sass and ruby-sass.\nAt the main level, The 'dart-sass' directory is empty.\nAt the top level, 'node-sass' has no content.\nAt the main level, 'ruby-sass' encapsulates 2 subdirectories: keywords, sass.\nWithin directory hierarchy 'ruby-sass > keywords', 'keywords' has nothing inside.\nWithin directory hierarchy 'ruby-sass \u2192 sass', 'sass' is blank.\n"}