Added JsonObjectIterator

include/ArduinoJson/JsonObjectIterator.hpp

@@ -0,0 +1,52 @@
+#pragma once
+
+#include "ArduinoJson/JsonObjectKeyValue.hpp"
+
+namespace ArduinoJson
+{
+	class JsonObject;
+
+	class JsonObjectIterator
+	{
+		friend class JsonObject;
+
+	public:
+		explicit JsonObjectIterator(Internals::JsonNode* node)
+			: _node(node)
+		{
+		}
+
+        const char* key() const
+        {
+            return operator*().key();
+        }
+
+        JsonValue value() const
+        {
+            return operator*().value();
+        }
+
+		void operator++()
+		{
+			_node = _node->next;
+		}
+
+		JsonObjectKeyValue operator*() const
+		{
+			return JsonObjectKeyValue(_node);
+		}
+
+		bool operator==(const JsonObjectIterator& other) const
+		{
+			return _node == other._node;
+		}
+
+		bool operator!=(const JsonObjectIterator& other) const
+		{
+			return _node != other._node;
+		}		
+
+	private:
+		Internals::JsonNode* _node;
+	};
+}