From 009ae1e14cd32b603f53999ea0d578dca78c07b3 Mon Sep 17 00:00:00 2001
From: Blair Duncan <Blair.Duncan@BBDO.com>
Date: Thu, 14 Mar 2013 12:33:17 -0400
Subject: [PATCH] Fixed ArrayController failed to recognize row 0 as the insert
 location

The logic is wrong in the test for last selection since it can be 0
and if there is no selection, [_selectionIndexes lastIndex] returns -1

Fixes #1723
---
 AppKit/CPArrayController.j | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AppKit/CPArrayController.j b/AppKit/CPArrayController.j
index 4e3c3c04f..5cf53d08f 100644
--- a/AppKit/CPArrayController.j
+++ b/AppKit/CPArrayController.j
@@ -914,7 +914,7 @@
     var newObject = [self automaticallyPreparesContent] ? [self newObject] : [self _defaultNewObject],
         lastSelectedIndex = [_selectionIndexes lastIndex];
 
-    if (lastSelectedIndex)
+    if (lastSelectedIndex != CPNotFound)
         [self insertObject:newObject atArrangedObjectIndex:lastSelectedIndex];
     else
         [self addObject:newObject];