Add a string that marks inserted comments

This marker is inserted immediately after the comment string. Useful if
commentary is only used to disable code (rather than inserting
explanatory comments).

For example,
    let g:commentary_marker = '~'
will comment
    f();
into
    //~ f();

Author: idbrii

doc/commentary.txt

@@ -26,6 +26,21 @@ gcu
                                                 *:Commentary*
 :[range]Commentary      Comment or uncomment [range] lines
 
+
+                                                *g:commentary_marker*
+g:commentary_marker     A string that marks comments inserted by commentary.
+                        This marker is inserted immediately after the comment
+                        string. Useful if commentary is only used to disable
+                        code (rather than inserting explanatory comments).
+                        
+                        For example, >
+                            let g:commentary_marker = '~'
+<                        will comment >
+                            f();
+<                        into >
+                            //~ f();
+<
+
 The |User| CommentaryPost autocommand fires after a successful operation and
 can be used for advanced customization.
 

plugin/commentary.vim

@@ -8,9 +8,15 @@ if exists("g:loaded_commentary") || &cp || v:version < 700
 endif
 let g:loaded_commentary = 1
 
+if !exists("g:commentary_marker")
+  let g:commentary_marker = ''
+endif 
+
 function! s:surroundings() abort
+  " Ensure whitespace around %s and postfix comment leader with ~ to make auto
+  " commented code easier to find.
   return split(get(b:, 'commentary_format', substitute(substitute(
-        \ &commentstring, '\S\zs%s',' %s','') ,'%s\ze\S', '%s ', '')), '%s', 1)
+        \ &commentstring, '\S\zs%s', g:commentary_marker.' %s','') ,'%s\ze\S', '%s ', '')), '%s', 1)
 endfunction
 
 function! s:strip_white_space(l,r,line) abort