From edb607cc4b329099da825c028c53b1264dbd2350 Mon Sep 17 00:00:00 2001
From: Andy Stewart <boss@airbladesoftware.com>
Date: Fri, 24 Feb 2023 11:56:39 +0000
Subject: [PATCH] Refresh signs after undoing a hunk

Fixes #850.
---
 autoload/gitgutter/hunk.vim | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/autoload/gitgutter/hunk.vim b/autoload/gitgutter/hunk.vim
index a54b01c..8bf0100 100644
--- a/autoload/gitgutter/hunk.vim
+++ b/autoload/gitgutter/hunk.vim
@@ -328,6 +328,9 @@ function! s:undo(hunk_diff)
     call append(lnum-1, lines[0:hunk[1]])
     execute (lnum+hunk[1]) .','. (lnum+hunk[1]+hunk[3]) .'d _'
   endif
+
+  " Refresh gitgutter's view of buffer.
+  call gitgutter#process_buffer(bufnr(''), 1)
 endfunction