From 15445be5fb2559829ac7a1f05af5d713586e8ec9 Mon Sep 17 00:00:00 2001
From: Martin Grenfell <martin.grenfell@gmail.com>
Date: Wed, 11 May 2016 16:28:34 +0100
Subject: [PATCH] remove unneeded exec

As @mkoskar pointed out at:
https://github.com/scrooloose/nerdtree/pull/576#issuecomment-218470556
---
 lib/nerdtree/ui.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/nerdtree/ui.vim b/lib/nerdtree/ui.vim
index c8482d0..094fa0f 100644
--- a/lib/nerdtree/ui.vim
+++ b/lib/nerdtree/ui.vim
@@ -375,7 +375,7 @@ function! s:UI._stripMarkup(line, removeLeadingSpaces)
     let line = substitute (line, g:NERDTreeUI.MarkupReg(),"","")
 
     "strip off any read only flag
-    exec 'let line = substitute (line, " \\['.g:NERDTreeGlyphReadOnly.'\\]", "","")'
+    let line = substitute (line, ' \['.g:NERDTreeGlyphReadOnly.'\]', "","")
 
     "strip off any bookmark flags
     let line = substitute (line, ' {[^}]*}', "","")