BlackMATov/meta.hpp
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types with type_id compare operators

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BlackMATov
2023-01-20 17:55:24 +07:00
parent 544dcd3a9f
commit 43bcc14c1a
6 changed files with 301 additions and 20 deletions
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5
headers/meta.hpp/meta_binds/class_bind.hpp
View File

@@ -32,7 +32,8 @@ namespace meta_hpp
([this]<detail::class_kind Base>(std::in_place_type_t<Base>) {
const class_type& base_type = resolve_type<Base>();
if ( auto&& [_, emplaced] = get_data().bases.emplace(base_type); !emplaced ) {
auto&& [position, emplaced] = get_data().bases.emplace(base_type);
if ( !emplaced ) {
return;
}
@@ -43,7 +44,7 @@ namespace meta_hpp
}
});
} META_HPP_CATCH(...) {
get_data().bases.erase(base_type);
get_data().bases.erase(position);
META_HPP_RETHROW();
}
}(std::in_place_type<Bases>), ...);

4
headers/meta.hpp/meta_detail/state_registry.hpp
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@@ -35,7 +35,7 @@ namespace meta_hpp::detail
[[nodiscard]] scope get_scope_by_name(std::string_view name) const noexcept {
const locker lock;
if ( auto iter = scopes_.find(name); iter != scopes_.end() ) {
if ( auto iter{scopes_.find(name)}; iter != scopes_.end() ) {
return iter->second;
}
@@ -45,7 +45,7 @@ namespace meta_hpp::detail
[[nodiscard]] scope resolve_scope(std::string_view name) {
const locker lock;
if ( auto iter = scopes_.find(name); iter != scopes_.end() ) {
if ( auto iter{scopes_.find(name)}; iter != scopes_.end() ) {
return iter->second;
}

17
headers/meta.hpp/meta_detail/type_registry.hpp
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@@ -35,8 +35,8 @@ namespace meta_hpp::detail
[[nodiscard]] any_type get_type_by_id(type_id id) const noexcept {
const locker lock;
if ( auto iter = type_by_id_.find(id); iter != type_by_id_.end() ) {
return iter->second;
if ( auto iter{type_by_id_.find(id)}; iter != type_by_id_.end() ) {
return *iter;
}
return any_type{};
@@ -45,7 +45,7 @@ namespace meta_hpp::detail
[[nodiscard]] any_type get_type_by_rtti(const std::type_index& index) const noexcept {
const locker lock;
if ( auto iter = type_by_rtti_.find(index); iter != type_by_rtti_.end() ) {
if ( auto iter{type_by_rtti_.find(index)}; iter != type_by_rtti_.end() ) {
return iter->second;
}
@@ -221,12 +221,17 @@ namespace meta_hpp::detail
static std::once_flag init_flag{};
std::call_once(init_flag, [this, &type_data](){
const locker lock;
type_by_id_.emplace(type_data.id, any_type{&type_data});
auto&& [position, emplaced] = type_by_id_.emplace(any_type{&type_data});
if ( !emplaced ) {
return;
}
#if !defined(META_HPP_NO_RTTI)
META_HPP_TRY {
type_by_rtti_.emplace(typeid(Type), any_type{&type_data});
} META_HPP_CATCH(...) {
type_by_id_.erase(type_data.id);
type_by_id_.erase(position);
META_HPP_RETHROW();
}
#endif
@@ -234,7 +239,7 @@ namespace meta_hpp::detail
}
private:
std::recursive_mutex mutex_;
std::map<type_id, any_type, std::less<>> type_by_id_;
std::set<any_type, std::less<>> type_by_id_;
#if !defined(META_HPP_NO_RTTI)
std::map<std::type_index, any_type, std::less<>> type_by_rtti_;
#endif

33
headers/meta.hpp/meta_types.hpp
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@@ -503,6 +503,39 @@ namespace meta_hpp
}
}
namespace meta_hpp
{
template < detail::type_family T >
[[nodiscard]] bool operator<(const T& l, type_id r) noexcept {
return !static_cast<bool>(l) || l.get_id() < r;
}
template < detail::type_family U >
[[nodiscard]] bool operator<(type_id l, const U& r) noexcept {
return static_cast<bool>(r) && l < r.get_id();
}
template < detail::type_family T >
[[nodiscard]] bool operator==(const T& l, type_id r) noexcept {
return static_cast<bool>(l) || l.get_id() == r;
}
template < detail::type_family U >
[[nodiscard]] bool operator==(type_id l, const U& r) noexcept {
return static_cast<bool>(r) && l == r.get_id();
}
template < detail::type_family T >
[[nodiscard]] bool operator!=(const T& l, type_id r) noexcept {
return !(l == r);
}
template < detail::type_family U >
[[nodiscard]] bool operator!=(type_id l, const U& r) noexcept {
return !(l == r);
}
}
namespace meta_hpp::detail
{
struct type_data_base {