BlackMATov/meta.hpp
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disable rvalue values for ucast

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BlackMATov
2023-03-10 17:11:05 +07:00
parent d05de90e36
commit 445d61db3f
4 changed files with 68 additions and 76 deletions
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26
headers/meta.hpp/meta_ucast/ucast.hpp
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@@ -45,24 +45,24 @@ namespace meta_hpp
if constexpr ( std::is_same_v<std::remove_cv_t<from_data_type>, std::remove_cv_t<to_data_type>> ) {
return from;
}
detail::type_registry& registry{detail::type_registry::instance()};
const detail::polymorphic_meta_info& meta_info{from->get_most_derived_polymorphic_meta_info(registry)};
// NOLINTNEXTLINE(*-const-cast)
void* most_derived_object_ptr = const_cast<void*>(meta_info.ptr);
if constexpr ( std::is_void_v<std::remove_cv_t<to_data_type>> ) {
return most_derived_object_ptr;
} else {
const class_type& to_class_type = registry.resolve_class_type<to_data_type>();
return static_cast<To>(detail::pointer_upcast(most_derived_object_ptr, meta_info.type, to_class_type));
detail::type_registry& registry{detail::type_registry::instance()};
const detail::polymorphic_meta_info& meta_info{from->get_most_derived_polymorphic_meta_info(registry)};
// NOLINTNEXTLINE(*-const-cast)
void* most_derived_object_ptr = const_cast<void*>(meta_info.ptr);
if constexpr ( std::is_void_v<std::remove_cv_t<to_data_type>> ) {
return most_derived_object_ptr;
} else {
const class_type& to_class_type = registry.resolve_class_type<to_data_type>();
return static_cast<To>(detail::pointer_upcast(most_derived_object_ptr, meta_info.type, to_class_type));
}
}
}
template < typename To, typename From >
requires detail::reference_ucast_kind<To, From>
requires detail::lvalue_reference_ucast_kind<To, From>
To ucast(From&& from) {
using from_data_type = std::remove_reference_t<From>;
using to_data_type = std::remove_reference_t<To>;