From 5939fdb14077863e2f32728c46d7efc8c4f30eb6 Mon Sep 17 00:00:00 2001
From: Martin Grenfell <martin_grenfell@msn.com>
Date: Sun, 13 Jul 2008 21:03:33 +1200
Subject: [PATCH] add s:ValidateBookmark()

---
 plugin/NERD_tree.vim | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/plugin/NERD_tree.vim b/plugin/NERD_tree.vim
index 2b40f86..d41e6a6 100755
--- a/plugin/NERD_tree.vim
+++ b/plugin/NERD_tree.vim
@@ -2789,6 +2789,17 @@ function! s:Toggle(dir)
         call s:InitNerdTree(a:dir)
     endif
 endfunction
+
+"FUNCTION: s:ValidateBookmark(bookmark) {{{2
+function! s:ValidateBookmark(bookmark)
+    try
+        call a:bookmark.MustExist()
+    catch /NERDTree.BookmarkPointsToInvalidLocation/
+        call s:RenderView()
+        throw v:exception
+    endtry
+endfunction
+
 "SECTION: Interface bindings {{{1
 "============================================================
 "FUNCTION: s:ActivateNode(forceKeepWindowOpen) {{{2