From 0f966e656b40ede30c3c8ebfad6f1659907bcd20 Mon Sep 17 00:00:00 2001
From: Andrew Vos <andrew.vos@gmail.com>
Date: Tue, 12 Apr 2022 16:26:38 +0100
Subject: [PATCH] Disable external diff tools when diffing buffer

There is a bug that causes `:git show-diff` to fail when using an external diff, for example difftastic.

This change ensures that we don't use an external diff tool when diffing the current buffer.
---
 rc/tools/git.kak | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rc/tools/git.kak b/rc/tools/git.kak
index 3b53ebd1..e65374c6 100644
--- a/rc/tools/git.kak
+++ b/rc/tools/git.kak
@@ -157,7 +157,7 @@ define-command -params 1.. \
     update_diff() {
         (
             cd_bufdir
-            git --no-pager diff -U0 "$kak_buffile" | perl -e '
+            git --no-pager diff --no-ext-diff -U0 "$kak_buffile" | perl -e '
             $flags = $ENV{"kak_timestamp"};
             foreach $line (<STDIN>) {
                 if ($line =~ /@@ -(\d+)(?:,(\d+))? \+(\d+)(?:,(\d+))?/) {