From fed62ab5ab73741048941e4577f1e2b3f741e75c Mon Sep 17 00:00:00 2001
From: ManjaroOne666 <git@gabbaell.co.uk>
Date: Mon, 24 Sep 2018 18:12:10 +0100
Subject: [PATCH] better foldtext()

---
 vimrc.functions.vim | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/vimrc.functions.vim b/vimrc.functions.vim
index daedd9d..e82975d 100644
--- a/vimrc.functions.vim
+++ b/vimrc.functions.vim
@@ -94,11 +94,19 @@ function! MyFoldText()
   let l:linecount = v:foldend - v:foldstart - 1
   let l:line = getline(v:foldstart)
 
-  let l:prefix = '|+' . l:linecount . v:folddashes . '|  '
-  let l:subexp = '^ \{,' . len(l:prefix) . '}'
+  let l:postfix = '     +' . l:linecount . ' ' . v:folddashes . '|'
+  " unicode characters counted as 2 digits in length - TODO find fix
+  " let l:postfix = ' ••••••••••••  +' . l:linecount . ' ' . v:folddashes . '|'
 
-  let l:foldtext = substitute(l:line, l:subexp, l:prefix, '')
-  let l:foldtext = substitute(l:foldtext, '"{\{3}', '', '')
+  let l:len_line = len(l:line)
+  let l:len_postfix = len(l:postfix)
+
+  if l:len_line + l:len_postfix <= 80
+    let l:padding = '     - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -'[0:79 - l:len_line - l:len_postfix]
+    let l:foldtext = l:line . l:padding . l:postfix
+  else
+    let l:foldtext = l:line[:76 - l:len_postfix] . '...' . l:postfix
+  endif
 
   return l:foldtext
 endfunction