diff options
Diffstat (limited to 'absl/types/optional.h')
| -rw-r--r-- | absl/types/optional.h | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/absl/types/optional.h b/absl/types/optional.h index 58906aa4..f0ae9a17 100644 --- a/absl/types/optional.h +++ b/absl/types/optional.h @@ -36,6 +36,7 @@ #define ABSL_TYPES_OPTIONAL_H_ #include "absl/base/config.h" +#include "absl/memory/memory.h" #include "absl/utility/utility.h" #ifdef ABSL_HAVE_STD_OPTIONAL @@ -60,7 +61,6 @@ using std::nullopt; #include <utility> #include "absl/base/attributes.h" -#include "absl/memory/memory.h" #include "absl/meta/type_traits.h" #include "absl/types/bad_optional_access.h" @@ -400,23 +400,24 @@ class optional_assign_base<copy_traits::non_movable> { }; template <typename T> -constexpr copy_traits get_ctor_copy_traits() { - return std::is_copy_constructible<T>::value - ? copy_traits::copyable - : std::is_move_constructible<T>::value ? copy_traits::movable - : copy_traits::non_movable; -} +struct ctor_copy_traits { + static constexpr copy_traits traits = + std::is_copy_constructible<T>::value + ? copy_traits::copyable + : std::is_move_constructible<T>::value ? copy_traits::movable + : copy_traits::non_movable; +}; template <typename T> -constexpr copy_traits get_assign_copy_traits() { - return absl::is_copy_assignable<T>::value && - std::is_copy_constructible<T>::value - ? copy_traits::copyable - : absl::is_move_assignable<T>::value && - std::is_move_constructible<T>::value - ? copy_traits::movable - : copy_traits::non_movable; -} +struct assign_copy_traits { + static constexpr copy_traits traits = + absl::is_copy_assignable<T>::value && std::is_copy_constructible<T>::value + ? copy_traits::copyable + : absl::is_move_assignable<T>::value && + std::is_move_constructible<T>::value + ? copy_traits::movable + : copy_traits::non_movable; +}; // Whether T is constructible or convertible from optional<U>. template <typename T, typename U> @@ -482,9 +483,9 @@ struct optional_hash_base<T, decltype(std::hash<absl::remove_const_t<T> >()( template <typename T> class optional : private optional_internal::optional_data<T>, private optional_internal::optional_ctor_base< - optional_internal::get_ctor_copy_traits<T>()>, + optional_internal::ctor_copy_traits<T>::traits>, private optional_internal::optional_assign_base< - optional_internal::get_assign_copy_traits<T>()> { + optional_internal::assign_copy_traits<T>::traits> { using data_base = optional_internal::optional_data<T>; public: |