From c3ffd8727ebc7cdd26c0ee6d388394bb13b88d9e Mon Sep 17 00:00:00 2001
From: mattn <mattn.jp@gmail.com>
Date: Wed, 23 May 2012 17:34:22 +0900
Subject: [PATCH] guard to endless loop.

---
 autoload/zencoding/html.vim | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/autoload/zencoding/html.vim b/autoload/zencoding/html.vim
index e1e7d13..82cb118 100644
--- a/autoload/zencoding/html.vim
+++ b/autoload/zencoding/html.vim
@@ -8,7 +8,9 @@ function! zencoding#html#findTokens(str)
   let str = a:str
   while len(str) > 0
     let token = matchstr(str, s:mx.'\s*$')
-    if token =~ '^\s'
+    if token == ''
+      break
+    elseif token =~ '^\s'
       let token = substitute(token, '^\s*', '', '')
       let str = str[0 : -len(token)-1]
       break