prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  shared-dependency-no-side-effect
   +--_expected
   |   +--amd
   |   +--cjs
   |   +--es
   |   `--system
   `--shared
  ```
  
  Convert this description:
  
  configs is a source directory that gathers 3 subdirectories: default, repl and webextension.
  At the main level, 'default' features 1 child directories: test.
  At level 2, in directory path 'default / test', 'test' appears to be unused.
  At the main level, 'repl' sits empty.
  At the main level, The 'webextension' folder has nothing inside.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "configs\n +--default\n |   `--test\n +--repl\n `--webextension", "description": "configs is a source directory that gathers 3 subdirectories: default, repl and webextension.\nAt the main level, 'default' features 1 child directories: test.\nAt level 2, in directory path 'default / test', 'test' appears to be unused.\nAt the main level, 'repl' sits empty.\nAt the main level, The 'webextension' folder has nothing inside.\n"}