mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2025-07-04 14:14:09 +00:00
bb36ef6e8b
rename: integer_seq -> integer_sequence, make_integer_sequence -> make_integer_sequence add unsigned-index sequence: index_sequence(alias), make_index_sequence, index_sequence_for add: integer_pack, index_pack
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
#ifndef SPROUT_TUPLE_TUPLE_HASH_HPP
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#define SPROUT_TUPLE_TUPLE_HASH_HPP
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#include <cstddef>
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#include <functional>
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#include <sprout/config.hpp>
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#include <sprout/index_tuple/metafunction.hpp>
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#include <sprout/functional/hash.hpp>
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#include <sprout/tuple/tuple/tuple.hpp>
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#include <sprout/tuple/tuple/get.hpp>
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namespace sprout {
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namespace tuples {
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namespace detail {
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template<typename... Types, sprout::index_t... Indexes>
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inline SPROUT_CONSTEXPR std::size_t
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tuple_hash_value_impl(sprout::tuples::tuple<Types...> const& v, sprout::index_tuple<Indexes...>) {
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return sprout::hash_values(sprout::tuples::get<Indexes>(v)...);
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}
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} // namespace detail
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//
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// hash_value
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//
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template<typename... Types>
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inline SPROUT_CONSTEXPR std::size_t
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hash_value(sprout::tuples::tuple<Types...> const& v) {
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return sprout::tuples::detail::tuple_hash_value_impl(
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v,
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sprout::index_pack<Types...>::make()
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);
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}
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} // namespace tuples
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} // namespace sprout
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namespace std {
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#if defined(__clang__)
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# pragma clang diagnostic push
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# pragma clang diagnostic ignored "-Wmismatched-tags"
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#endif
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//
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// hash
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//
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template<typename... Types>
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struct hash<sprout::tuples::tuple<Types...> >
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: public sprout::hash<sprout::tuples::tuple<Types...> >
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{};
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#if defined(__clang__)
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# pragma clang diagnostic pop
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#endif
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} // namespace std
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#endif // #ifndef SPROUT_TUPLE_TUPLE_HASH_HPP
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