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Merge pull request #90540 from Repiteo/core/type-info-use-type-traits

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Core: Use `<type_traits>` where applicable
This commit is contained in:
Rémi Verschelde 2024-04-24 18:55:07 +02:00
parent 00cc0a3e8f 127025679b
commit 2e92fb00d4
No known key found for this signature in database
GPG key ID: C3336907360768E1
2 changed files with 7 additions and 40 deletions
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10
core/object/class_db.h
View file

@ -195,7 +195,7 @@ public:
template <typename T>
static void register_class(bool p_virtual = false) {
GLOBAL_LOCK_FUNCTION;
static_assert(types_are_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
static_assert(std::is_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
T::initialize_class();
ClassInfo *t = classes.getptr(T::get_class_static());
ERR_FAIL_NULL(t);
@ -210,7 +210,7 @@ public:
template <typename T>
static void register_abstract_class() {
GLOBAL_LOCK_FUNCTION;
static_assert(types_are_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
static_assert(std::is_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
T::initialize_class();
ClassInfo *t = classes.getptr(T::get_class_static());
ERR_FAIL_NULL(t);
@ -223,7 +223,7 @@ public:
template <typename T>
static void register_internal_class() {
GLOBAL_LOCK_FUNCTION;
static_assert(types_are_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
static_assert(std::is_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
T::initialize_class();
ClassInfo *t = classes.getptr(T::get_class_static());
ERR_FAIL_NULL(t);
@ -238,7 +238,7 @@ public:
template <typename T>
static void register_runtime_class() {
GLOBAL_LOCK_FUNCTION;
static_assert(types_are_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
static_assert(std::is_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
T::initialize_class();
ClassInfo *t = classes.getptr(T::get_class_static());
ERR_FAIL_NULL(t);
@ -263,7 +263,7 @@ public:
template <typename T>
static void register_custom_instance_class() {
GLOBAL_LOCK_FUNCTION;
static_assert(types_are_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
static_assert(std::is_same_v<typename T::self_type, T>, "Class not declared properly, please use GDCLASS.");
T::initialize_class();
ClassInfo *t = classes.getptr(T::get_class_static());
ERR_FAIL_NULL(t);

37
core/variant/type_info.h
View file

@ -33,31 +33,7 @@
#include "core/typedefs.h"
template <bool C, typename T = void>
struct EnableIf {
typedef T type;
};
template <typename T>
struct EnableIf<false, T> {
};
template <typename, typename>
inline constexpr bool types_are_same_v = false;
template <typename T>
inline constexpr bool types_are_same_v<T, T> = true;
template <typename B, typename D>
struct TypeInherits {
static D *get_d();
static char (&test(B *))[1];
static char (&test(...))[2];
static bool const value = sizeof(test(get_d())) == sizeof(char) &&
!types_are_same_v<B volatile const, void volatile const>;
};
#include <type_traits>
namespace GodotTypeInfo {
enum Metadata {
@ -223,16 +199,7 @@ MAKE_TEMPLATE_TYPE_INFO(Vector, Face3, Variant::PACKED_VECTOR3_ARRAY)
MAKE_TEMPLATE_TYPE_INFO(Vector, StringName, Variant::PACKED_STRING_ARRAY)
template <typename T>
struct GetTypeInfo<T *, typename EnableIf<TypeInherits<Object, T>::value>::type> {
static const Variant::Type VARIANT_TYPE = Variant::OBJECT;
static const GodotTypeInfo::Metadata METADATA = GodotTypeInfo::METADATA_NONE;
static inline PropertyInfo get_class_info() {
return PropertyInfo(StringName(T::get_class_static()));
}
};
template <typename T>
struct GetTypeInfo<const T *, typename EnableIf<TypeInherits<Object, T>::value>::type> {
struct GetTypeInfo<T *, std::enable_if_t<std::is_base_of_v<Object, T>>> {
static const Variant::Type VARIANT_TYPE = Variant::OBJECT;
static const GodotTypeInfo::Metadata METADATA = GodotTypeInfo::METADATA_NONE;
static inline PropertyInfo get_class_info() {