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compressed_pair: added first_type/second_type member types

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This commit is contained in:
Michele Caini
2021-10-28 12:04:08 +02:00
parent 4e72291588
commit 94d0c5fa5c
1 changed files with 10 additions and 5 deletions
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15
src/entt/core/compressed_pair.hpp
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@@ -97,6 +97,11 @@ class compressed_pair final
using second_base = internal::compressed_pair_element<Second, 1u>;
public:
/*! @brief The type of the first element that the pair stores. */
using first_type = First;
/*! @brief The type of the second element that the pair stores. */
using second_type = Second;
/**
* @brief Default constructor, conditionally enabled.
*
@@ -105,7 +110,7 @@ public:
*
* @tparam Dummy Dummy template parameter used for internal purposes.
*/
template<bool Dummy = true, typename = std::enable_if_t<Dummy && std::is_default_constructible_v<First> && std::is_default_constructible_v<Second>>>
template<bool Dummy = true, typename = std::enable_if_t<Dummy && std::is_default_constructible_v<first_type> && std::is_default_constructible_v<second_type>>>
constexpr compressed_pair()
: first_base{},
second_base{} {}
@@ -164,12 +169,12 @@ public:
* @brief Returns the first element that a pair stores.
* @return The first element that a pair stores.
*/
[[nodiscard]] First &first() ENTT_NOEXCEPT {
[[nodiscard]] first_type &first() ENTT_NOEXCEPT {
return static_cast<first_base &>(*this).get();
}
/*! @copydoc first */
[[nodiscard]] const First &first() const ENTT_NOEXCEPT {
[[nodiscard]] const first_type &first() const ENTT_NOEXCEPT {
return static_cast<const first_base &>(*this).get();
}
@@ -177,12 +182,12 @@ public:
* @brief Returns the second element that a pair stores.
* @return The second element that a pair stores.
*/
[[nodiscard]] Second &second() ENTT_NOEXCEPT {
[[nodiscard]] second_type &second() ENTT_NOEXCEPT {
return static_cast<second_base &>(*this).get();
}
/*! @copydoc second */
[[nodiscard]] const Second &second() const ENTT_NOEXCEPT {
[[nodiscard]] const second_type &second() const ENTT_NOEXCEPT {
return static_cast<const second_base &>(*this).get();
}