prompt: Your task is to convert the following English description into an ASCII tree format.
  
  flow-mapping is a origin directory that assembles 2 subdirectories: __snapshots__ and trailing-comma.
  At the main level, The '__snapshots__' directory has no content.
  At the main level, 'trailing-comma' holds 1 child directories: __snapshots__.
  Within directory hierarchy 'trailing-comma → __snapshots__', The '__snapshots__' storage space remains unused.
  Back to the top level.
  
  
  Format your response in this style:
  ```
  src
   +--components
   +--images
   `--pages
       +--images
       `--static-images
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "flow-mapping\n +--__snapshots__\n `--trailing-comma\n     `--__snapshots__", "description": "flow-mapping is a origin directory that assembles 2 subdirectories: __snapshots__ and trailing-comma.\nAt the main level, The '__snapshots__' directory has no content.\nAt the main level, 'trailing-comma' holds 1 child directories: __snapshots__.\nWithin directory hierarchy 'trailing-comma \u2192 __snapshots__', The '__snapshots__' storage space remains unused.\nBack to the top level.\n"}