From f80654c4e13ff42ca03bacb59b924b9960f59148 Mon Sep 17 00:00:00 2001
From: Stan Hu <stanhu@gmail.com>
Date: Mon, 20 Nov 2017 23:28:49 -0800
Subject: [PATCH] Memoize GitlabShellAdapter for performance and ease of
 testing

Port of https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/3463#note_47990536
---
 lib/gitlab/shell_adapter.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/gitlab/shell_adapter.rb b/lib/gitlab/shell_adapter.rb
index fbe2a7a0d72..053dd4ab9e0 100644
--- a/lib/gitlab/shell_adapter.rb
+++ b/lib/gitlab/shell_adapter.rb
@@ -5,7 +5,7 @@
 module Gitlab
   module ShellAdapter
     def gitlab_shell
-      Gitlab::Shell.new
+      @gitlab_shell ||= Gitlab::Shell.new
     end
   end
 end