From 733de48efca95979bf596b8ae1d695bf6af4e55d Mon Sep 17 00:00:00 2001
From: Strahinja Val Markovic <val@markovic.io>
Date: Thu, 4 Sep 2014 13:12:37 -0700
Subject: [PATCH] Better handling of issues during python setup

Fixes #1151
---
 autoload/youcompleteme.vim | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/autoload/youcompleteme.vim b/autoload/youcompleteme.vim
index 663bd4a0..cd838216 100644
--- a/autoload/youcompleteme.vim
+++ b/autoload/youcompleteme.vim
@@ -45,7 +45,9 @@ function! youcompleteme#Enable()
 
   call s:SetUpBackwardsCompatibility()
 
-  if !s:SetUpPython()
+  " This can be 0 if YCM libs are old or -1 if an exception occured while
+  " executing the function.
+  if s:SetUpPython() != 1
     return
   endif
 
@@ -91,7 +93,7 @@ function! youcompleteme#Enable()
 endfunction
 
 
-function! s:SetUpPython()
+function! s:SetUpPython() abort
   py import sys
   py import vim
   exe 'python sys.path.insert( 0, "' . s:script_folder_path . '/../python" )'