From ade281cdd22f4d457c2eaa4bcee8d9717651428d Mon Sep 17 00:00:00 2001
From: Orange <orange-cpp@yandex.ru>
Date: Sat, 1 Nov 2025 13:28:34 +0300
Subject: [PATCH] Adds const version of rev_bar method

Adds a const overload for the `rev_bar` virtual method.
This allows calling the method on const instances of the reverse engineered class.
---
 include/omath/rev_eng/internal_rev_object.hpp | 20 +++++++++++++++----
 .../general/unit_test_reverse_enineering.cpp  |  5 +++++
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/include/omath/rev_eng/internal_rev_object.hpp b/include/omath/rev_eng/internal_rev_object.hpp
index fc293d2..0f05d41 100644
--- a/include/omath/rev_eng/internal_rev_object.hpp
+++ b/include/omath/rev_eng/internal_rev_object.hpp
@@ -23,15 +23,27 @@ namespace omath::rev_eng
             return *reinterpret_cast<Type*>(reinterpret_cast<std::uintptr_t>(this) + offset);
         }
 
-        template<std::size_t id, class ReturnType>
-        ReturnType call_virtual_method(auto... arg_list)
+        template<std::size_t id, class ReturnType, class... Args>
+        ReturnType call_virtual_method(Args&&... arg_list)
         {
 #ifdef _MSC_VER
             using VirtualMethodType = ReturnType(__thiscall*)(void*, decltype(arg_list)...);
 #else
-            using VirtualMethodType = ReturnType(*)(void*, decltype(arg_list)...);
+            using VirtualMethodType = ReturnType (*)(void*, decltype(arg_list)...);
 #endif
-            return (*reinterpret_cast<VirtualMethodType**>(this))[id](this, arg_list...);
+            return (*reinterpret_cast<VirtualMethodType**>(this))[id](this, std::forward<Args>(arg_list)...);
+        }
+        template<std::size_t id, class ReturnType,class... Args>
+        ReturnType call_virtual_method(Args&&... arg_list) const
+        {
+            using This = std::remove_cv_t<std::remove_pointer_t<decltype(this)>>;
+#ifdef _MSC_VER
+            using VirtualMethodType = ReturnType(__thiscall*)(const void*, decltype(arg_list)...);
+#else
+            using VirtualMethodType = ReturnType (*)(void*, decltype(arg_list)...);
+#endif
+            return (*reinterpret_cast<VirtualMethodType**>(const_cast<This*>(this)))[id](
+                    this, std::forward<Args>(arg_list)...);
         }
     };
 } // namespace omath::rev_eng
diff --git a/tests/general/unit_test_reverse_enineering.cpp b/tests/general/unit_test_reverse_enineering.cpp
index a7ddbda..a2c5ddd 100644
--- a/tests/general/unit_test_reverse_enineering.cpp
+++ b/tests/general/unit_test_reverse_enineering.cpp
@@ -34,6 +34,10 @@ public:
     {
         return call_virtual_method<1, int>();
     }
+    [[nodiscard]] int rev_bar_const() const
+    {
+        return call_virtual_method<1, int>();
+    }
 };
 
 
@@ -47,4 +51,5 @@ TEST(unit_test_reverse_enineering, read_test)
 
     EXPECT_EQ(player_original.bar(), player_reversed->rev_bar());
     EXPECT_EQ(player_original.foo(), player_reversed->rev_foo());
+    EXPECT_EQ(player_original.bar(), player_reversed->rev_bar_const());
 }
\ No newline at end of file