From f2760fb4b24a47cbb821a9324d03dfd468a0c69f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaros=C5=82aw=20Konik?= <jarkonik@users.noreply.github.com>
Date: Thu, 18 Feb 2016 14:28:55 +0100
Subject: [PATCH] Require backbone-virtual-collection

Require backbone-virtual-collection if Backbone has been loaded using require.
---
 backbone.grouped-collection.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/backbone.grouped-collection.js b/backbone.grouped-collection.js
index cc88e0f..d0bf932 100644
--- a/backbone.grouped-collection.js
+++ b/backbone.grouped-collection.js
@@ -8,6 +8,7 @@
   if ((!_  || !Backbone) && (typeof require !== 'undefined')) {
     _ = require('underscore');
     Backbone = require('backbone');
+    Backbone.VirtualCollection = require('backbone-virtual-collection');
   }
 
   /**