fix(filter): make json filter ignore private properties

Author: mhevery

src/JSON.js

@@ -126,7 +126,7 @@ function toJsonArray(buf, obj, pretty, stack) {
       var childPretty = pretty ? pretty + "  " : false;
       var keys = [];
       for(var k in obj) {
-        if (obj.hasOwnProperty(k) && obj[k] !== undefined) {
+        if (k!='this' && k!='$parent' && k.substring(0,2) != '$$' && obj.hasOwnProperty(k) && obj[k] !== undefined) {
           keys.push(k);
         }
       }

src/filters.js

@@ -254,7 +254,6 @@ var GET_TIME_ZONE = /[A-Z]{3}(?![+\-])/,
     OPERA_TOSTRING_PATTERN = /^[\d].*Z$/,
     NUMBER_STRING = /^\d+$/;
 
-
 /**
  * @workInProgress
  * @ngdoc filter
@@ -409,7 +408,7 @@ angularFilter.date = function(date, format) {
  */
 angularFilter.json = function(object) {
   this.$element.addClass("ng-monospace");
-  return toJson(object, true);
+  return toJson(object, true, /^(\$|this$)/);
 };
 
 

test/AngularSpec.js

@@ -514,12 +514,6 @@ describe('angular', function(){
       expect(angular.scope().$service('svc2')).toEqual('svc2-svc1');
     });
 
-    it('should inject infered dependencies when $inject is missing', function() {
-      angular.service('svc1', function() { return 'svc1'; });
-      angular.service('svc2', function(svc1) { return 'svc2-' + svc1; });
-      expect(angular.scope().$service('svc2')).toEqual('svc2-svc1');
-    });
-
     it('should eagerly instantiate a service if $eager is true', function() {
       var log = [];
       angular.service('svc1', function() { log.push('svc1'); }, {$eager: true});

test/JsonSpec.js

@@ -11,6 +11,10 @@ describe('json', function(){
     expect(toJson("a \t \n \r b \\")).toEqual('"a \\t \\n \\r b \\\\"');
   });
 
+  it('should not serialize $$properties', function(){
+    expect(toJson({$$some:'value', 'this':1, '$parent':1}, false)).toEqual('{}');
+  });
+
   it('should serialize strings with escaped characters', function() {
     expect(toJson("7\\\"7")).toEqual("\"7\\\\\\\"7\"");
   });