Type: Jupyter Notebook Extension
Name: Code prettify
Description: Use kernel-specific code to reformat/prettify the contents of code cells
Link: README_code_prettify.md
Main: code_prettify.js
Compatibility: Jupyter 4.x, 5.x
Parameters:

- name: code_prettify.add_toolbar_button
  description: Add a toolbar button to prettify the selected cell(s)
  input_type: checkbox
  default: true

- name: code_prettify.button_icon
  description: |
    Toolbar button icon: a font-awesome class defining the icon used for the
    toolbar button and actions.
    See https://fontawesome.com/icons for available icons.
  input_type: text
  default: 'fa-legal'

- name: code_prettify.button_label
  description: Toolbar button label text
  input_type: text
  default: 'Code prettify'

- name: code_prettify.register_hotkey
  description: |
    Register hotkeys to prettify the selected code cell(s), or all code cells
    in the notebook
  input_type: checkbox
  default: true

- name: code_prettify.hotkeys.process_selected
  description: Hotkey to use to prettify the selected cell(s)
  input_type: hotkey
  default: 'Ctrl-L'

- name: code_prettify.hotkeys.process_all
  description: Hotkey to use to prettify the whole notebook
  input_type: hotkey
  default: 'Ctrl-Shift-L'

- name: code_prettify.show_alerts_for_not_supported_kernel
  description: Show alerts if the kernel is not supported
  input_type: checkbox
  default: false

- name: code_prettify.show_alerts_for_errors
  description: Show alerts for errors in the kernel prettifying calls
  input_type: checkbox
  default: true

- name: code_prettify.kernel_config_map_json
  description: |
    json defining library calls required to load the kernel-specific
    prettifying modules, and the prefix & postfix for the json-format string
    required to make the prettifying call.
  input_type: textarea
  default: |
    {
      "python": {
        "library": "import json\ndef yapf_reformat(cell_text):\n    import yapf.yapflib.yapf_api\n    import re\n    cell_text = re.sub('^%', '#%#', cell_text, flags=re.M)\n    reformated_text = yapf.yapflib.yapf_api.FormatCode(cell_text)[0]\n    return re.sub('^#%#', '%', reformated_text, flags=re.M)",
        "prefix": "print(json.dumps(yapf_reformat(u",
        "postfix": ")))"
      },
      "r": {
        "library": "library(formatR)\nlibrary(jsonlite)",
        "prefix": "cat(toJSON(paste(tidy_source(text=",
        "postfix": ", output=FALSE)[['text.tidy']], collapse='\n')))"
      },
      "javascript": {
        "library": "jsbeautify = require('js-beautify')",
        "prefix": "console.log(JSON.stringify(jsbeautify.js_beautify(",
        "postfix": ")));"
      }
    }