mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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60 lines
1.5 KiB
C++
60 lines
1.5 KiB
C++
#ifndef SPROUT_UUID_TUPLE_HPP
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#define SPROUT_UUID_TUPLE_HPP
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#include <cstddef>
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#include <tuple>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/utility/move.hpp>
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#include <sprout/uuid/uuid.hpp>
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namespace sprout {
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namespace tuples {
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//
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// get
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//
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template<std::size_t I>
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inline SPROUT_CONSTEXPR sprout::uuids::uuid::value_type&
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get(sprout::uuids::uuid& t) SPROUT_NOEXCEPT {
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static_assert(I < 16, "get: index out of range");
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return t[I];
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}
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template<std::size_t I>
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inline SPROUT_CONSTEXPR sprout::uuids::uuid::value_type const&
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get(sprout::uuids::uuid const& t) SPROUT_NOEXCEPT {
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static_assert(I < 16, "get: index out of range");
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return t[I];
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}
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template<std::size_t I>
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inline SPROUT_CONSTEXPR sprout::uuids::uuid::value_type&&
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get(sprout::uuids::uuid&& t) SPROUT_NOEXCEPT {
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return sprout::move(sprout::tuples::get<I>(t));
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}
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} // namespace tuples
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using sprout::tuples::get;
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} // namespace sprout
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namespace std {
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//
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// tuple_size
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//
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template<>
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struct tuple_size<sprout::uuids::uuid> {
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public:
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typedef std::integral_constant<std::size_t, 16> type;
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SPROUT_STATIC_CONSTEXPR std::size_t value = type::value;
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};
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//
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// tuple_element
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//
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template<std::size_t I>
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struct tuple_element<I, sprout::uuids::uuid> {
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public:
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static_assert(I < 16, "tuple_element<>: index out of range");
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typedef sprout::uuids::uuid::value_type type;
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};
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} // namespace std
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#endif // #ifndef SPROUT_UUID_TUPLE_HPP
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