.

Author: ubaldot

autoload/mde_utils.vim

@@ -25,19 +25,30 @@ def UndoFormatting()
   endif
 enddef
 
-export def FormatWithoutMoving(a: number = 0, b: number = 0)
-  # To be used for formatting through autocmds
+export def FormatWithoutMoving(type: string = '')
+  # 'gq' is remapped to use this function.
+  # However, when running the 'gq' as formatter, we need to use as it is
+  # shipped with Vim, and therefore we use the bang in 'normal!'
   var view = winsaveview()
 
+  # defer so if the function gets error of any kind, the following are run
+  # anyways
   defer UndoFormatting()
-  if a == 0 && b == 0
+  defer winrestview(view)
+
+  var start = 0
+  var end = 0
+  if type != ''
+    start = line("'[")
+    end = line("']")
+  endif
+
+  if start == 0 && end == 0
     normal! gggqG
   else
-    var interval = b - a + 1
-    silent exe $":norm! {a}gg{interval}gqq"
+    var interval = end - start + 1
+    silent exe $"normal! {start}gg{interval}gqq"
   endif
-
-  winrestview(view)
 enddef
 
 export def KeysFromValue(dict: dict<string>, target_value: string): list<string>

ftplugin/markdown.vim

@@ -29,9 +29,10 @@ command! -buffer -nargs=0 MDEConvertLinks links.ConvertLinks()
 # Jump back to the previous file
 nnoremap <buffer> <backspace> <ScriptCmd>funcs.GoToPrevVisitedBuffer()<cr>
 
-
 # -------------- prettier ------------------------
-#
+# TODO: you may want to use the same mechanism used in my personal
+# after/ftplugin/python.vim, where I set the local opfunc to
+# FormatWithoutMoving and where I hack the 'gq' operator
 if markdown_extras.use_prettier
   if exists('g:markdown_extras_config') != 0
       && has_key(g:markdown_extras_config, 'formatprg')
@@ -51,6 +52,15 @@ if markdown_extras.use_prettier
     augroup END
   endif
 endif
+
+def SetMarkdownOpFunc()
+  &l:opfunc = function('utils.FormatWithoutMoving')
+enddef
+
+# Hack on 'gq'
+nnoremap <silent> gq <ScriptCmd>SetMarkdownOpFunc()<cr>g@
+xnoremap <silent> gq <ScriptCmd>SetMarkdownOpFunc()<cr>g@
+
 # --------------End prettier ------------------------
 
 # -------------------- pandoc -----------------------