From 82ea3f74a470ee5ca66bb34e8917816aabbb9f5e Mon Sep 17 00:00:00 2001
From: pupil1337 <2500698263@qq.com>
Date: Sun, 7 Apr 2024 21:07:01 +0800
Subject: [PATCH] Add static_assert() for register_class

(cherry picked from commit 1fa7a9cb1985bdf6c098492563e0e76cf72fd91a)
---
 include/godot_cpp/core/class_db.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/godot_cpp/core/class_db.hpp b/include/godot_cpp/core/class_db.hpp
index 26f58e4a..d8efde3c 100644
--- a/include/godot_cpp/core/class_db.hpp
+++ b/include/godot_cpp/core/class_db.hpp
@@ -174,6 +174,7 @@ public:
 template <typename T, bool is_abstract>
 void ClassDB::_register_class(bool p_virtual) {
 	static_assert(TypesAreSame<typename T::self_type, T>::value, "Class not declared properly, please use GDCLASS.");
+	static_assert(!std::is_abstract_v<T> || is_abstract, "Class is abstract, please use GDREGISTER_ABSTRACT_CLASS.");
 	instance_binding_callbacks[T::get_class_static()] = &T::_gde_binding_callbacks;
 
 	// Register this class within our plugin