From 175e74f87d3d2e4d20952d390af5f2a794f5ed7e Mon Sep 17 00:00:00 2001
From: Dema <34817965+m-demare@users.noreply.github.com>
Date: Mon, 27 Nov 2023 23:28:05 -0300
Subject: [PATCH] fix: prevent gitsigns from calling diffthis on fugitive
 status window

---
 lua/gitsigns/diffthis.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lua/gitsigns/diffthis.lua b/lua/gitsigns/diffthis.lua
index 957dcb46..7967908e 100644
--- a/lua/gitsigns/diffthis.lua
+++ b/lua/gitsigns/diffthis.lua
@@ -203,7 +203,10 @@ M.update = throttle_by_id(async.void(function(bufnr)
     if api.nvim_win_is_valid(w) then
       local b = api.nvim_win_get_buf(w)
       local bname = api.nvim_buf_get_name(b)
-      if bname == bufname or vim.startswith(bname, 'fugitive://') then
+      local is_fugitive_diff_window = vim.startswith(bname, 'fugitive://')
+        and vim.fn.exists('*FugitiveParse')
+        and vim.fn.FugitiveParse(bname)[1] ~= ':'
+      if bname == bufname or is_fugitive_diff_window then
         if should_reload(b) then
           api.nvim_buf_call(b, function()
             vim.cmd.doautocmd('BufReadCmd')