From aff77f648f46cc46c8ad2f83b9b3d631cc546214 Mon Sep 17 00:00:00 2001
From: Colin Wood <cwood06@gmail.com>
Date: Mon, 25 Aug 2014 09:46:35 -0400
Subject: [PATCH] Check for existing variable

---
 plug.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plug.vim b/plug.vim
index f8cf0a9..b27cf02 100644
--- a/plug.vim
+++ b/plug.vim
@@ -379,7 +379,7 @@ function! s:infer_properties(name, repo)
       if repo !~ '/'
         let repo = 'vim-scripts/'. repo
       endif
-      if g:plug_use_ssh == 1
+      if exists('g:plug_use_ssh') && g:plug_use_ssh == 1
           let uri = 'git@github.com:' . repo . '.git'
       else
           let uri = 'https://git::@github.com/' . repo . '.git'