Improved JsonObjectIterator

include/ArduinoJson/JsonObjectIterator.hpp

@@ -16,9 +16,10 @@ namespace ArduinoJson
         {
         }
 
-		void operator++()
+        JsonObjectIterator& operator++()
         {
-			++_objectKeyValue;
+            _objectKeyValue = JsonObjectKeyValue(_objectKeyValue.next());
+            return *this;
         }
 
         JsonObjectKeyValue operator*() const

include/ArduinoJson/JsonObjectKeyValue.hpp

@@ -22,11 +22,6 @@ namespace ArduinoJson
             return JsonValue(_node->getAsObjectValue());
         }
 
-		void operator++()
-		{
-			_node = _node->next;
-		}
-
         bool operator==(const JsonObjectKeyValue& other) const
         {
             return _node == other._node;
@@ -37,6 +32,11 @@ namespace ArduinoJson
             return _node != other._node;
         }
 
+        Internals::JsonNode* next()
+        {
+            return _node->next;
+        }
+
     private:
         Internals::JsonNode* _node;
     };