2015-07-11 01:38:11 +00:00
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/* Some tuple internals for inclusion from various headers. Partially
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* taken from the libc++ project.
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*
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* This file is part of OctaSTD. See COPYING.md for futher information.
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*/
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2015-07-13 19:08:55 +00:00
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#ifndef OSTD_INTERNAL_TUPLE_HH
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#define OSTD_INTERNAL_TUPLE_HH
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2015-07-11 01:38:11 +00:00
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2017-01-28 17:30:31 +00:00
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#include <tuple>
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2017-01-28 17:52:34 +00:00
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#include <utility>
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2017-01-28 17:30:31 +00:00
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2015-07-13 19:07:14 +00:00
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namespace ostd {
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2015-07-11 01:38:11 +00:00
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/* is tuple-like */
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2016-07-31 19:40:25 +00:00
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template<typename T>
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constexpr bool IsTupleLike = false;
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2016-01-20 18:09:44 +00:00
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2016-07-31 19:40:25 +00:00
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template<typename T>
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constexpr bool IsTupleLike<const T> = IsTupleLike<T>;
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template<typename T>
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constexpr bool IsTupleLike<volatile T> = IsTupleLike<T>;
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template<typename T>
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constexpr bool IsTupleLike<const volatile T> = IsTupleLike<T>;
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2015-07-11 01:38:11 +00:00
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2017-01-28 17:30:31 +00:00
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template<typename ...A>
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constexpr bool IsTupleLike<std::tuple<A...>> = true;
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2016-07-31 19:40:25 +00:00
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template<typename T, typename U>
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2017-01-28 17:52:34 +00:00
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constexpr bool IsTupleLike<std::pair<T, U>> = true;
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2015-07-11 01:38:11 +00:00
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2015-07-13 19:07:14 +00:00
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} /* namespace ostd */
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2015-07-11 01:38:11 +00:00
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2016-02-07 21:17:15 +00:00
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#endif
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