From 95d53c5b3f9d7791ffbcf56dc7bace5560d3719d Mon Sep 17 00:00:00 2001
From: Steve Losh <steve@dwaiter.com>
Date: Tue, 12 Oct 2010 18:44:51 -0400
Subject: [PATCH] Fix movement bounds in the graph pane.

---
 plugin/gundo.vim | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/plugin/gundo.vim b/plugin/gundo.vim
index e5dcd1e..31bb7f3 100644
--- a/plugin/gundo.vim
+++ b/plugin/gundo.vim
@@ -23,6 +23,10 @@ endif
 
 "{{{ Movement Mappings
 function! s:GundoMoveUp()
+    if line('.') - 2 <= 4
+        return
+    endif
+
     call cursor(line('.') - 2, 0)
 
     let line = getline('.')
@@ -40,6 +44,10 @@ function! s:GundoMoveUp()
 endfunction
 
 function! s:GundoMoveDown()
+    if line('.') + 2 >= line('$')
+        return
+    endif
+
     call cursor(line('.') + 2, 0)
 
     let line = getline('.')