From 01e126469b8d42b98a2fc54dd98ee8df77c9e382 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Sat, 2 Aug 2014 02:47:33 +0900
Subject: [PATCH] Remove duplicate expression and escape helptags directory

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

diff --git a/plug.vim b/plug.vim
index c24ab2d..9952e8b 100644
--- a/plug.vim
+++ b/plug.vim
@@ -377,7 +377,7 @@ function! s:helptags()
   for spec in values(g:plugs)
     let docd = join([spec.dir, 'doc'], '/')
     if isdirectory(docd)
-      silent! execute 'helptags '. join([spec.dir, 'doc'], '/')
+      silent! execute 'helptags '. s:esc(docd)
     endif
   endfor
 endfunction