From f33d706113074aad0d55ec10059e797e0524ec77 Mon Sep 17 00:00:00 2001
From: Oliver Joseph Ash <oliverash@me.com>
Date: Mon, 25 Mar 2013 18:00:32 +0000
Subject: [PATCH] Check that CollectionView is rendered before appending
 ItemViews, fixes marionettejs/backbone.marionette#533

---
 src/marionette.collectionview.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/marionette.collectionview.js b/src/marionette.collectionview.js
index 48e79f7aa9..2da2f300d2 100644
--- a/src/marionette.collectionview.js
+++ b/src/marionette.collectionview.js
@@ -183,7 +183,9 @@ Marionette.CollectionView = Marionette.View.extend({
   // render the item view
   renderItemView: function(view, index) {
     view.render();
-    this.appendHtml(this, view, index);
+    if (this.isRendered) {
+        this.appendHtml(this, view, index);
+    }
   },
 
   // Build an `itemView` for every model in the collection.