From e3cfd3643b0f4c9650d5eb23912fef12d88e7a60 Mon Sep 17 00:00:00 2001
From: Christian Brabandt <cb@256bit.org>
Date: Mon, 10 Dec 2018 09:11:10 +0100
Subject: [PATCH] wordcount: prevent use of unused variable

---
 autoload/airline/extensions/wordcount.vim | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/autoload/airline/extensions/wordcount.vim b/autoload/airline/extensions/wordcount.vim
index 7737cd6c..a9b9aace 100644
--- a/autoload/airline/extensions/wordcount.vim
+++ b/autoload/airline/extensions/wordcount.vim
@@ -73,11 +73,11 @@ function airline#extensions#wordcount#get()
   if s:visual_active
     return s:format_wordcount(s:get_wordcount(1))
   else
-    if b:airline_changedtick != b:changedtick
+    if get(b:, 'airline_changedtick', 0) != b:changedtick
       call s:update_wordcount(0)
       let b:airline_changedtick = b:changedtick
     endif
-    return b:airline_wordcount
+    return get(b:, 'airline_wordcount', '')
   endif
 endfunction