1 files changed, 76 insertions, 0 deletions
diff --git a/src/codec-json/json.tmpl.h b/src/codec-json/json.tmpl.h
index 38959b2..0d1c7f0 100644
--- a/src/codec-json/json.tmpl.h
+++ b/src/codec-json/json.tmpl.h
@@ -227,5 +227,81 @@ struct json_encode<schema::Struct<schema::Member<T,Key>...>, RootSchema, FromEnc
 		return void_t{};
 	}
 };
+
+template<typename... T, string_literal... Key, typename RootSchema, typename FromEncode>
+struct json_encode<schema::Union<schema::Member<T,Key>...>, RootSchema, FromEncode>  {
+
+	template<size_t i>
+	static error_or<void> encode_element(const data<schema::Union<schema::Member<T,Key>...>, FromEncode>& from, buffer& to){
+		if(from.template holds_alternative<typename parameter_key_pack_type<i, Key...>::literal>()){
+			// Encode the name
+			{
+				std::string_view view = parameter_key_pack_type<i, Key...>::literal.view();
+				error err = to.push('"');
+				if(!err.template is_type<err::no_error>()){
+					return err;
+				}
+				err = to.push(*reinterpret_cast<const uint8_t *>(view.data()), view.size());
+				if(!err.template is_type<err::no_error>()){
+					return err;
+				}
+				err = to.push('"');
+				if(!err.template is_type<err::no_error>()){
+					return err;
+				}
+			}
+			// Add the separator
+			{
+				auto eov_ele = to.push(':');
+				if(!eov_ele.template is_type<err::no_error>()){
+					return eov_ele;
+				}
+			}
+		
+			// Encode the value
+			auto eov = json_encode<typename parameter_pack_type<i, T...>::type, RootSchema, FromEncode>::encode(from.template get<parameter_key_pack_type<i, Key...>::literal>(), to);
+		}
+		// Go to the next element
+		if constexpr ( (i+1) < sizeof...(T)){
+			{
+				auto eov_ele = encode_element<i+1>(from, to);
+				if(eov_ele.is_error()){
+					return eov_ele;
+				}
+			}
+
+
+		}
+
+		return void_t{};
+	}
+	static error_or<void> encode(const data<schema::Union<schema::Member<T,Key>...>, FromEncode>& from, buffer& to) {
+		{
+			auto err = to.push('{');
+			if(!err.template is_type<err::no_error>()){
+				return err;
+			}
+		}
+		if constexpr ( sizeof...(T) > 0 ){
+			auto eov = encode_element<0>(from, to);
+			if(eov.is_error()){
+				return eov;
+			}
+		}
+		{
+			auto err = to.push('}');
+			if(!err.template is_type<err::no_error>()){
+				return err;
+			}
+		}
+
+		return void_t{};
+	}
+};
+
+template<typename Schema, typename RootSchema, typename ToDecode>
+struct json_decode;
+
+
 }
 }