feat: add TMap implementation to lua

UE4SS/include/LuaType/LuaTMap.hpp

@@ -0,0 +1,79 @@
+#pragma once
+
+#include <LuaType/LuaUObject.hpp>
+
+#include <Unreal/Core/UObject/UObjectHierarchyFwd.hpp>
+
+namespace RC::Unreal
+{
+
+}
+
+namespace RC::LuaType
+{
+    struct TMapName
+    {
+        constexpr static const char* ToString()
+        {
+            return "TMap";
+        }
+    };
+
+    class TMap : public RemoteObjectBase<Unreal::FScriptMap, TMapName>
+    {
+    private:
+        Unreal::UObject* m_base;
+
+        Unreal::FMapProperty* m_property;
+        Unreal::FProperty* m_key_property;
+        Unreal::FProperty* m_value_property;
+
+    private:
+        explicit TMap(const PusherParams&);
+
+    public:
+        TMap() = delete;
+
+        auto static construct(const PusherParams&) -> const LuaMadeSimple::Lua::Table;
+        auto static construct(const LuaMadeSimple::Lua&, BaseObject&) -> const LuaMadeSimple::Lua::Table;
+
+    private:
+        auto static setup_metamethods(BaseObject&) -> void;
+
+    private:
+        template <LuaMadeSimple::Type::IsFinal is_final>
+        auto static setup_member_functions(const LuaMadeSimple::Lua::Table&) -> void;
+
+        enum class MapOperation
+        {
+            Find,
+            Add,
+            Contains,
+            Remove,
+            Empty,
+        };
+
+        auto static prepare_to_handle(MapOperation, const LuaMadeSimple::Lua&) -> void;
+    };
+
+    struct FScriptMapInfo
+    {
+        Unreal::FProperty* key{};
+        Unreal::FProperty* value{};
+
+        Unreal::FName key_fname{};
+        Unreal::FName value_fname{};
+
+        Unreal::FScriptMapLayout layout{};
+
+        FScriptMapInfo(Unreal::FProperty* key, Unreal::FProperty* value);
+
+        /**
+        * Validates existence of lua pushers for this key/values in this structure.
+        * Throws if a pusher for a key/value was not found
+        *
+        * @param lua Lua state to throw against.
+        */
+        void validate_pushers(const LuaMadeSimple::Lua& lua);
+    };
+}

UE4SS/include/LuaType/LuaUObject.hpp

@@ -363,6 +363,7 @@ namespace RC::LuaType
     RC_UE4SS_API auto push_uint64property(const PusherParams&) -> void;
     RC_UE4SS_API auto push_structproperty(const PusherParams&) -> void;
     RC_UE4SS_API auto push_arrayproperty(const PusherParams&) -> void;
+    RC_UE4SS_API auto push_mapproperty(const PusherParams&) -> void;
     RC_UE4SS_API auto push_floatproperty(const PusherParams&) -> void;
     RC_UE4SS_API auto push_doubleproperty(const PusherParams&) -> void;
     RC_UE4SS_API auto push_boolproperty(const PusherParams&) -> void;