make sly compatible with 'use strict' statement

Author: Sven Flickinger

scalyr.js

@@ -3,6 +3,9 @@
  * (c) 2013 Scalyr, Inc. http://scalyr.com
  * License: MIT
  */
+
+'use strict';
+
 // You may just depend on the 'sly' module to pull in all of the
 // dependencies.
 angular.module('sly', ['slyEvaluate', 'slyRepeat']);
@@ -714,12 +717,12 @@ defineScalyrAngularModule('slyRepeat', ['gatedScope'])
 defineScalyrAngularModule('gatedScope', [])
 .config(['$provide', function($provide) {
   // We use a decorator to override methods in $rootScope.
-  $provide.decorator('$rootScope', ['$delegate', '$exceptionHandler', 
+  $provide.decorator('$rootScope', ['$delegate', '$exceptionHandler',
       function ($rootScope, $exceptionHandler) {
 
     // Make a copy of $rootScope's original methods so that we can access
     // them to invoke super methods in the ones we override.
-    scopePrototype = {};
+    var scopePrototype = {};
     for (var key in $rootScope) {
       if (isFunction($rootScope[key]))
         scopePrototype[key] = $rootScope[key];
@@ -743,7 +746,7 @@ defineScalyrAngularModule('gatedScope', [])
       // Because of how scope.$new works, the returned result
       // should already have our new methods.
       var result = scopePrototype.$new.call(this, isolate);
-      
+
       // We just have to do the work that normally a child class's
       // constructor would perform -- initializing our instance vars.
       result.$$gatingFunction = this.$$gatingFunction;
@@ -766,7 +769,7 @@ defineScalyrAngularModule('gatedScope', [])
       var watch, value,
         watchers,
         length,
-        next, current = this, target = this,
+        next, current = this, target = this, last,
         dirty = false;
 
       do { // "traverse the scopes" loop

scripts/includeFiles/header.js

@@ -3,6 +3,9 @@
  * (c) 2013 Scalyr, Inc. http://scalyr.com
  * License: MIT
  */
+
+'use strict';
+
 // You may just depend on the 'sly' module to pull in all of the
 // dependencies.
 angular.module('sly', ['slyEvaluate', 'slyRepeat']);

src/js/lib/gatedScope.js

@@ -16,12 +16,12 @@
 defineScalyrAngularModule('gatedScope', [])
 .config(['$provide', function($provide) {
   // We use a decorator to override methods in $rootScope.
-  $provide.decorator('$rootScope', ['$delegate', '$exceptionHandler', 
+  $provide.decorator('$rootScope', ['$delegate', '$exceptionHandler',
       function ($rootScope, $exceptionHandler) {
 
     // Make a copy of $rootScope's original methods so that we can access
     // them to invoke super methods in the ones we override.
-    scopePrototype = {};
+    var scopePrototype = {};
     for (var key in $rootScope) {
       if (isFunction($rootScope[key]))
         scopePrototype[key] = $rootScope[key];
@@ -45,7 +45,7 @@ defineScalyrAngularModule('gatedScope', [])
       // Because of how scope.$new works, the returned result
       // should already have our new methods.
       var result = scopePrototype.$new.call(this, isolate);
-      
+
       // We just have to do the work that normally a child class's
       // constructor would perform -- initializing our instance vars.
       result.$$gatingFunction = this.$$gatingFunction;
@@ -68,7 +68,7 @@ defineScalyrAngularModule('gatedScope', [])
       var watch, value,
         watchers,
         length,
-        next, current = this, target = this,
+        next, current = this, target = this, last,
         dirty = false;
 
       do { // "traverse the scopes" loop