From c33b0409cdc374424e626483480c34a3e1605b44 Mon Sep 17 00:00:00 2001
From: Jan Larres <jan@majutsushi.net>
Date: Sat, 7 May 2011 18:13:00 +1200
Subject: [PATCH] Check whether filetype detection is turned on

---
 plugin/tagbar.vim | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/plugin/tagbar.vim b/plugin/tagbar.vim
index ccc168c..93154e2 100644
--- a/plugin/tagbar.vim
+++ b/plugin/tagbar.vim
@@ -51,6 +51,16 @@ else
     endif
 endif
 
+redir => s:ftype_out
+silent filetype
+redir END
+if s:ftype_out !~# 'detection:ON'
+    echomsg 'Tagbar: Filetype detection is turned off, skipping plugin'
+    unlet s:ftype_out
+    finish
+endif
+unlet s:ftype_out
+
 let g:loaded_tagbar = 1
 
 if !exists('g:tagbar_left')