refact(alert): Simplify alert directive further

Author: petebacondarwin

src/alert/alert.js

@@ -7,11 +7,6 @@ angular.module("ui.bootstrap.alert", []).directive('alert', function () {
     scope:{
       type:'=',
       close:'&'
-    },
-    link:function (scope, element, attrs) {
-      scope.dismiss = function () {
-        scope.close();
-      };
     }
   };
 });

src/alert/test/alert.spec.js

@@ -49,9 +49,10 @@ describe("alert", function () {
   });
 
   it('it should be possible to add additional classes for alert', function () {
-    var element = $compile('<alert class="alert-block">Default alert!</alert>')(scope);
+    var element = $compile('<alert class="alert-block" type="\'info\'">Default alert!</alert>')(scope);
     scope.$digest();
     expect(element).toHaveClass('alert-block');
+    expect(element).toHaveClass('alert-info');
   });
 
   it("should fire callback when closed", function () {

template/alert/alert.html

@@ -1,4 +1,4 @@
-<div class='alert' ng-class="(type) && 'alert-'+type || undefined">
-    <button type='button' class='close' ng-click='dismiss()'>&times;</button>
+<div class='alert' ng-class='type && "alert-" + type'>
+    <button type='button' class='close' ng-click='close()'>&times;</button>
     <div ng-transclude></div>
 </div>