From 9f919c42f0885e39870195fab8ce2a22621119b7 Mon Sep 17 00:00:00 2001
From: Misko Hevery
Date: Thu, 4 Feb 2010 14:02:20 -0800
Subject: better handling of $invalidWidgets

---
 src/Angular.js | 1 +
 src/Binder.js  | 2 +-
 src/Scope.js   | 5 +++++
 3 files changed, 7 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Angular.js b/src/Angular.js
index ded4485f..fa6a610c 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -294,6 +294,7 @@ function wireAngular(element, config) {
     '$anchor'    : binder.anchor,
     '$updateView': _(binder.updateView).bind(binder),
     '$config'    : config,
+    '$invalidWidgets': [],
     '$console'   : window.console,
     '$datastore' : exposeMethods(datastore, {
       'load':                    datastore.load,
diff --git a/src/Binder.js b/src/Binder.js
index e516ec32..8dac934b 100644
--- a/src/Binder.js
+++ b/src/Binder.js
@@ -95,7 +95,7 @@ Binder.prototype = {
   updateView: function() {
     var start = new Date().getTime();
     var scope = jQuery(this.doc).scope();
-    scope.set("$invalidWidgets", []);
+    scope.clearInvalid();
     scope.updateView();
     var end = new Date().getTime();
     this.updateAnchor();
diff --git a/src/Scope.js b/src/Scope.js
index b8fadfa0..cedb0542 100644
--- a/src/Scope.js
+++ b/src/Scope.js
@@ -153,6 +153,11 @@ Scope.prototype = {
     return expression({scope:this, datastore:datastore});
   },
   
+  clearInvalid: function() {
+    var invalid = this.state['$invalidWidgets'];
+    while(invalid.length > 0) {invalid.pop();}
+  },
+  
   markInvalid: function(widget) {
     this.state['$invalidWidgets'].push(widget);
   },
-- 
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