is_nothrow_destructible.hpp

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// SPDX-License-Identifier: BSL-1.0
 
#ifndef TETL_TYPE_TRAITS_IS_NOTHROW_DESTRUCTIBLE_HPP
#define TETL_TYPE_TRAITS_IS_NOTHROW_DESTRUCTIBLE_HPP
 
#include <etl/_type_traits/bool_constant.hpp>
#include <etl/_type_traits/declval.hpp>
#include <etl/_type_traits/is_destructible.hpp>
 
namespace etl {
 
namespace detail {
template <bool, typename Type>
struct is_nothrow_destructible_helper;
 
template <typename Type>
struct is_nothrow_destructible_helper<false, Type> : etl::false_type { };
 
template <typename Type>
struct is_nothrow_destructible_helper<true, Type> : etl::bool_constant<noexcept(etl::declval<Type>().~Type())> { };
} // namespace detail

template <typename Type>
struct is_nothrow_destructible : detail::is_nothrow_destructible_helper<is_destructible_v<Type>, Type> { };
 
template <typename Type, size_t N>
struct is_nothrow_destructible<Type[N]> : is_nothrow_destructible<Type> { };
 
template <typename Type>
struct is_nothrow_destructible<Type&> : true_type { };
 
template <typename Type>
struct is_nothrow_destructible<Type&&> : true_type { };
 
template <typename T>
inline constexpr bool is_nothrow_destructible_v = is_nothrow_destructible<T>::value;
 
} // namespace etl
 
#endif // TETL_TYPE_TRAITS_IS_NOTHROW_DESTRUCTIBLE_HPP