Работа с чекбоксами и радиокнопками

README.md

@@ -1,3 +1,29 @@
-# vim-md
+Vim Markdown
+============
 
-ftplugin для markdown
+ftplugin для работы c markdown разметкой.
+
+
+Возможности
+-----------
+
+ - Фолдинг и установка чекбоксов и радиокнопок
+
+
+Установка
+---------
+
+  ```shell
+  mkdir ~/.vim/ftplugin
+  curl https://code.geekfrom.ru/i/vim-md/raw/branch/master/ftplugin/markdown.vim > ~/.vim/ftplufin/markdown.vim
+  ```
+
+
+Mappings
+--------
+
+|description|modes|mapping|
+|-----------|-----|-------|
+|Установить/убрать радиокнопку|normal, visual|`<leader>r`|
+|Установить/убрать чекбокс|normal, visual|`<leader>c`|
+|Переключить чекбокс/радиокнопку|normal, visual|`<leader>t`|

ftplugin/markdown.vim

@@ -0,0 +1,30 @@
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" File:         ftplugin/markdown.vim
+" Maintainer:   Andrew Nechaev <i@geekfrom.ru>
+" Version:      0.0.1
+" Modified:     2022-05-13 18:30+0400
+" License:      MIT
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+nnoremap <buffer> <silent> <Leader>t :call winrestview(<SID>toggle('^\s*[-+*]\s*[\[(]\zs.\ze[\])]', {' ': 'x', 'x': '-', '-': ' '}))<cr>
+vnoremap <buffer> <silent> <Leader>t :call winrestview(<SID>toggle('^\s*[-+*]\s*[\[(]\zs.\ze[\])]', {' ': 'x', 'x': '-', '-': ' '}))<cr>
+
+nnoremap <buffer> <silent> <Leader>r :call winrestview(<SID>toggleState('(', '( ) '))<cr>
+vnoremap <buffer> <silent> <Leader>r :call winrestview(<SID>toggleState('(', '( ) '))<cr>
+nnoremap <buffer> <silent> <Leader>c :call winrestview(<SID>toggleState('[', '[ ] '))<cr>
+vnoremap <buffer> <silent> <Leader>c :call winrestview(<SID>toggleState('[', '[ ] '))<cr>
+
+set tabstop=2 softtabstop=2 shiftwidth=2 expandtab
+
+function s:toggle(pattern, dict, ...)
+  let view = winsaveview()
+  execute 'keeppatterns s/' . a:pattern . '/\=get(a:dict, submatch(0), a:0 ? a:1 : " ")/e'
+  return view
+endfunction
+
+function s:toggleState(search, replacement)
+  let view = winsaveview()
+  execute 'keeppatterns s/^\s*\(-\s*\|+\s*\|*\s\)\?\zs\(\[.\]\|(.)\)\?\s*\ze/\=match(submatch(0), a:search) != -1 ? "" :  a:replacement/e'
+  return view
+endfunction
+