From a75fd77a789e2ec9ca41083391f4aa54b3a9f9e2 Mon Sep 17 00:00:00 2001
From: Andy Stewart <boss@airbladesoftware.com>
Date: Mon, 24 Feb 2020 14:33:22 +0000
Subject: [PATCH] Do not run diff unnecessarily

---
 autoload/gitgutter.vim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/autoload/gitgutter.vim b/autoload/gitgutter.vim
index 582ea4b..15e0d44 100644
--- a/autoload/gitgutter.vim
+++ b/autoload/gitgutter.vim
@@ -37,7 +37,7 @@ function! gitgutter#process_buffer(bufnr, force) abort
 
     if a:force || s:has_fresh_changes(a:bufnr)
 
-      let diff = ''
+      let diff = 'NOT SET'
       try
         let diff = gitgutter#diff#run_diff(a:bufnr, g:gitgutter_diff_relative_to, 0)
       catch /gitgutter not tracked/
@@ -47,7 +47,7 @@ function! gitgutter#process_buffer(bufnr, force) abort
         call gitgutter#hunk#reset(a:bufnr)
       endtry
 
-      if diff != 'async'
+      if diff != 'async' && diff != 'NOT SET'
         call gitgutter#diff#handler(a:bufnr, diff)
       endif