From d9e881bd0fb7aabdcfeb415cc1fc9e003702f75f Mon Sep 17 00:00:00 2001
From: Marco Hinz <mh.codebro@gmail.com>
Date: Fri, 13 Apr 2018 13:01:02 +0200
Subject: [PATCH] SignifyDiff: cd into dir of file

All VCS assume slightly different things where things have to be if you're in
this directory using that command etc.

Changing to the directory of the current file avoids many pitfalls.
---
 autoload/sy/repo.vim | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/autoload/sy/repo.vim b/autoload/sy/repo.vim
index daa0e0c..3b96bbd 100644
--- a/autoload/sy/repo.vim
+++ b/autoload/sy/repo.vim
@@ -260,8 +260,14 @@ function! sy#repo#diffmode() abort
   let ft = &filetype
   tabedit %
   diffthis
-  leftabove vnew
-  silent put =system(cmd)
+  let [cwd, chdir] = sy#util#chdir()
+  try
+    execute chdir fnameescape(b:sy_info.dir)
+    leftabove vnew
+    silent put =system(cmd)
+  finally
+    execute chdir fnameescape(cwd)
+  endtry
   silent 1delete
   diffthis
   set buftype=nofile bufhidden=wipe nomodified