Start supporting dict and json types.

src/base/core/serialization/json/JsonParser.h

@@ -0,0 +1,23 @@
+#pragma once 
+
+#include "FileSystemPath.h"
+#include "Stream.h"
+#include "JsonDocument.h"
+
+class JsonParser
+{
+public:
+    Ptr<JsonDocument> read(const FileSystemPath& input_file);
+
+    Ptr<JsonDocument> read(InputStream<Byte>& stream);
+
+private:
+    enum class State 
+    {
+        READY,
+        IN_OBJECT,
+        IN_ARRAY,
+        IN_STRING,
+        IN_NUMBER
+    };
+};