From e9f69ee203d5ab2f4459f175f915352896726b96 Mon Sep 17 00:00:00 2001
From: Corey Johnson <cj@github.com>
Date: Mon, 12 Nov 2012 09:12:47 -0800
Subject: [PATCH] EditSession.isFoldedAtScreenRow returns false for screen rows
 that do not exist.

---
 src/app/edit-session.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/edit-session.coffee b/src/app/edit-session.coffee
index 1702369cb..1d5e947c2 100644
--- a/src/app/edit-session.coffee
+++ b/src/app/edit-session.coffee
@@ -263,7 +263,7 @@ class EditSession
     @setCursorBufferPosition([fold.startRow, 0])
 
   isFoldedAtScreenRow: (screenRow) ->
-    @lineForScreenRow(screenRow).fold?
+    @lineForScreenRow(screenRow)?.fold?
 
   largestFoldContainingBufferRow: (bufferRow) ->
     @displayBuffer.largestFoldContainingBufferRow(bufferRow)