1 files changed, 54 insertions, 10 deletions

diff --git a/src/Angular.js b/src/Angular.js
index 9b3634be..1549e7a7 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -18,18 +18,32 @@ if (typeof Node == 'undefined') {
 }
 
 function noop() {}
+function identity($) {return $;}
 if (!window['console']) window['console']={'log':noop, 'error':noop};
 
+function extension(angular, name) {
+  var extPoint;
+  return angular[name] || (extPoint = angular[name] = function (name, fn, prop){
+    if (isDefined(fn)) {
+      extPoint[name] = extend(fn, prop || {});
+    }
+    return extPoint[name];
+  });
+}
+
 var consoleNode, msie,
     jQuery           = window['jQuery'] || window['$'], // weirdness to make IE happy
     foreach          = _.each,
     extend           = _.extend,
-    identity         = _.identity,
+    slice            = Array.prototype.slice,
     angular          = window['angular']    || (window['angular']    = {}),
-    angularValidator = angular['validator'] || (angular['validator'] = {}),
-    angularFilter    = angular['filter']    || (angular['filter']    = {}),
-    angularFormatter = angular['formatter'] || (angular['formatter'] = {}),
-    angularCallbacks = angular['callbacks'] || (angular['callbacks'] = {}),
+    angularDirective = extension(angular, 'directive'),
+    angularMarkup    = extension(angular, 'markup'),
+    angularWidget    = extension(angular, 'widget'),
+    angularValidator = extension(angular, 'validator'),
+    angularFilter    = extension(angular, 'filter'),
+    angularFormatter = extension(angular, 'formatter'),
+    angularCallbacks = extension(angular, 'callbacks'),
     angularAlert     = angular['alert']     || (angular['alert']     = function(){
         log(arguments); window.alert.apply(window, arguments);
       });
@@ -37,6 +51,18 @@ angular['copy'] = copy;
 
 var isVisible = isVisible || function (element) {
   return jQuery(element).is(":visible");
+};
+
+function isDefined(value){
+  return typeof value != 'undefined';
+}
+
+function isObject(value){
+  return typeof value == 'object';
+}
+
+function isFunction(value){
+  return typeof value == 'function';
 }
 
 function log(a, b, c){
@@ -154,12 +180,30 @@ function escapeAttr(html) {
 }
 
 function bind(_this, _function) {
-  if (!_this)
-    throw "Missing this";
-  if (!_.isFunction(_function))
-    throw "Missing function";
+  var curryArgs = slice.call(arguments, 2, arguments.length);
+  return function() {
+    return _function.apply(_this, curryArgs.concat(slice.call(arguments, 0, arguments.length)));
+  };
+}
+
+function bindTry(_this, _function) {
+  var args = arguments,
+      last = args.length - 1,
+      curryArgs = slice.call(args, 2, last),
+      exceptionHandler = args[last];
   return function() {
-    return _function.apply(_this, arguments);
+    try {
+      return _function.apply(_this, curryArgs.concat(slice.call(arguments, 0, arguments.length)));
+    } catch (e) {
+      if (e = exceptionHandler(e)) throw e;
+    }
+  };
+}
+
+function errorHandlerFor(element) {
+  return function(error){
+    element.attr('ng-error', angular.toJson(error));
+    element.addClass('ng-exception');
   };
 }