From 6e68c3ae5c0ae28a092e8c5570c47ffcaed4e356 Mon Sep 17 00:00:00 2001
From: Robert Payne <robertpayne@me.com>
Date: Tue, 5 Aug 2014 13:20:54 +1200
Subject: [PATCH] Added explicit nil check in LayoutConstraint

---
 Snappy/LayoutConstraint.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Snappy/LayoutConstraint.swift b/Snappy/LayoutConstraint.swift
index 43c7f80..5ccb212 100644
--- a/Snappy/LayoutConstraint.swift
+++ b/Snappy/LayoutConstraint.swift
@@ -39,7 +39,7 @@ class LayoutConstraint: NSLayoutConstraint {
     
     internal class func layoutConstraintsInstalledOnView(view: View) -> Array<LayoutConstraint> {
         var constraints = objc_getAssociatedObject(view, &layoutConstraintsInstalledOnViewKey) as? Array<LayoutConstraint>
-        if constraints {
+        if constraints != nil {
             return constraints!
         }
         return []