prompt: Your task is to convert the following English description into an ASCII tree format.
  
  head-function-export is a primary directory that comprises 3 subdirectories: __tests__, shared-data and src.
  At the top level, '__tests__' has been left empty.
  In the root directory, The 'shared-data' storage space sits empty.
  At the top level, Within 'src', you'll find 2 directory entries for code structure.
  Within directory hierarchy 'src > components', 'components' stands empty.
  In nested path 'src > pages', 'pages' possesses 1 folders: head-function-export.
  At level 3, in directory path 'src → pages → head-function-export', 'head-function-export' contains nothing at present.
  Back to the top level.
  
  
  Format your response in this style:
  ```
  docs
   +--dsl
   |   +--docbook
   |   |   `--model
   |   +--links
   |   `--source
   |       `--model
   `--model
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "head-function-export\n +--__tests__\n +--shared-data\n `--src\n     +--components\n     `--pages\n         `--head-function-export", "description": "head-function-export is a primary directory that comprises 3 subdirectories: __tests__, shared-data and src.\nAt the top level, '__tests__' has been left empty.\nIn the root directory, The 'shared-data' storage space sits empty.\nAt the top level, Within 'src', you'll find 2 directory entries for code structure.\nWithin directory hierarchy 'src > components', 'components' stands empty.\nIn nested path 'src > pages', 'pages' possesses 1 folders: head-function-export.\nAt level 3, in directory path 'src \u2192 pages \u2192 head-function-export', 'head-function-export' contains nothing at present.\nBack to the top level.\n"}