From a69f89d2380433cbae0e620eb8d01c946daf949b Mon Sep 17 00:00:00 2001
From: Nathan Vegdahl <cessen@cessen.com>
Date: Sat, 24 Jan 2015 21:15:32 -0800
Subject: [PATCH] Fixed bug in v2d_to_index code that was causing cursor nav
 issues.

---
 src/buffer/node.rs | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/buffer/node.rs b/src/buffer/node.rs
index 854732b..a5b3518 100644
--- a/src/buffer/node.rs
+++ b/src/buffer/node.rs
@@ -307,7 +307,17 @@ impl BufferNode {
     pub fn v2d_to_index_recursive<T: LineFormatter>(&self, f: &T, pos: (usize, usize), rounding: (RoundingBehavior, RoundingBehavior)) -> usize {
         match self.data {
             BufferNodeData::Leaf(ref line) => {
-                return f.v2d_to_index(line, pos, rounding);
+                let mut r = f.v2d_to_index(line, pos, rounding);
+                
+                // TODO: is this the right thing to do?  The idea is that
+                // the non-leaf branch code should put us in the right leaf
+                // anyway, and returning and index equal to the leaf's
+                // grapheme count is putting it on the next line instead of
+                // this one.
+                if r == self.grapheme_count && self.grapheme_count > 0 {
+                    r -= 1;
+                }
+                return r;
             },
             
             BufferNodeData::Branch(ref left, ref right) => {