From 1ab974455b4f8d39ba0680b1aed726e4c695792a Mon Sep 17 00:00:00 2001
From: BlackMATov <blackmatov@gmail.com>
Date: Sat, 24 Aug 2019 19:19:57 +0700
Subject: [PATCH] json_utils: try_parse_value for unit<T>

---
 headers/enduro2d/utils/json_utils.hpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/headers/enduro2d/utils/json_utils.hpp b/headers/enduro2d/utils/json_utils.hpp
index dc9307f4..be3d6d67 100644
--- a/headers/enduro2d/utils/json_utils.hpp
+++ b/headers/enduro2d/utils/json_utils.hpp
@@ -113,6 +113,13 @@ namespace e2d::json_utils
         v = math::numeric_cast<T>(root.GetFloat());
         return true;
     }
+
+    template < typename T, typename Tag >
+    std::enable_if_t<
+        std::is_arithmetic_v<T>, bool>
+    try_parse_value(const rapidjson::Value& root, unit<T, Tag>& v) noexcept {
+        return try_parse_value(root, v.value);
+    }
 }
 
 namespace e2d::json_utils