From 25b9bb79b0301f2be3b6544e76a43490ee65a4ce Mon Sep 17 00:00:00 2001
From: Justin Meyer <justinbmeyer@gmail.com>
Date: Thu, 1 May 2014 10:10:22 -0500
Subject: [PATCH 1/2] fixes #744 by preventing add events on expandos

---
 list/list.js                   | 10 ++++++----
 view/mustache/mustache_test.js | 19 +++++++++++++++++++
 2 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/list/list.js b/list/list.js
index df56ad79d7d..53fe1230f3b 100644
--- a/list/list.js
+++ b/list/list.js
@@ -112,16 +112,18 @@ steal("can/util", "can/map", "can/map/bubble.js",function (can, Map, bubble) {
 
 				Map.prototype._triggerChange.apply(this, arguments);
 				// `batchTrigger` direct add and remove events...
-				if (!~attr.indexOf('.')) {
+				var index = +attr;
+				// Make sure this is not nested and not an expando
+				if (!~attr.indexOf('.') && !isNaN(index)) {
 
 					if (how === 'add') {
-						can.batch.trigger(this, how, [newVal, +attr]);
+						can.batch.trigger(this, how, [newVal, index]);
 						can.batch.trigger(this, 'length', [this.length]);
 					} else if (how === 'remove') {
-						can.batch.trigger(this, how, [oldVal, +attr]);
+						can.batch.trigger(this, how, [oldVal, index]);
 						can.batch.trigger(this, 'length', [this.length]);
 					} else {
-						can.batch.trigger(this, how, [newVal, +attr]);
+						can.batch.trigger(this, how, [newVal, index]);
 					}
 
 				}
diff --git a/view/mustache/mustache_test.js b/view/mustache/mustache_test.js
index a4e700db98f..7a2bb59ac80 100644
--- a/view/mustache/mustache_test.js
+++ b/view/mustache/mustache_test.js
@@ -3626,4 +3626,23 @@ steal("can/model", "can/view/mustache", "can/test", "can/view/mustache/spec/spec
 		data.attr("show", true);
 		equal(frag.childNodes[0].innerHTML, "Is showing", "Not showing the else");
 	});
+	
+	test("Expandos (#744)", function(){
+		var template =  can.mustache("{{#each items}}<div>{{name}}</div>{{/each}}"+
+			"{{#if items.spliced}}<strong>List was spliced</strong>{{/if}}");
+		var items = new can.List([
+		    { name: 1}
+		]);
+		
+		var frag = template({
+			items: items
+		});
+		//items.splice(0,2);
+		items.attr('spliced', true);
+		// 2 because {{#each}} keeps a textnode placeholder
+		equal(frag.childNodes[2].nodeName.toLowerCase(),"strong", "worked");
+	});
+	
+	
+	
 });

From 1a28a37c6143b7a1fe3993ef40b6edc84660191a Mon Sep 17 00:00:00 2001
From: Justin Meyer <justinbmeyer@gmail.com>
Date: Thu, 1 May 2014 16:13:28 -0500
Subject: [PATCH 2/2] fixes lint

---
 view/mustache/mustache_test.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/view/mustache/mustache_test.js b/view/mustache/mustache_test.js
index 7a2bb59ac80..b0d55d1ec9b 100644
--- a/view/mustache/mustache_test.js
+++ b/view/mustache/mustache_test.js
@@ -3631,7 +3631,7 @@ steal("can/model", "can/view/mustache", "can/test", "can/view/mustache/spec/spec
 		var template =  can.mustache("{{#each items}}<div>{{name}}</div>{{/each}}"+
 			"{{#if items.spliced}}<strong>List was spliced</strong>{{/if}}");
 		var items = new can.List([
-		    { name: 1}
+			{ name: 1}
 		]);
 		
 		var frag = template({