From ac2c39a266322c0396e8ea7733cb8155ab8a8f82 Mon Sep 17 00:00:00 2001
From: Scott Erickson <sderickson@gmail.com>
Date: Wed, 27 Aug 2014 09:49:37 -0700
Subject: [PATCH] Fixed an infinite loop bug in CoordinateGrid.

---
 app/lib/surface/CoordinateGrid.coffee | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/lib/surface/CoordinateGrid.coffee b/app/lib/surface/CoordinateGrid.coffee
index 1d796ada2..8712f3fc7 100644
--- a/app/lib/surface/CoordinateGrid.coffee
+++ b/app/lib/surface/CoordinateGrid.coffee
@@ -24,8 +24,8 @@ module.exports = class CoordinateGrid extends CocoClass
   toString: -> '<CoordinateGrid>'
 
   build: (worldSize) ->
-    worldWidth = worldSize[0] ? 80
-    worldHeight = worldSize[1] ? 68
+    worldWidth = worldSize[0] or 80
+    worldHeight = worldSize[1] or 68
     @gridContainer = new createjs.Container()
     @gridShape = new createjs.Shape()
     @gridContainer.addChild @gridShape