Sprout/sprout/tuple/array.hpp
2011-10-31 20:10:07 +09:00

34 lines
955 B
C++

#ifndef SPROUT_TUPLE_ARRAY_HPP
#define SPROUT_TUPLE_ARRAY_HPP
#include <cstddef>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/tuple/tuple.hpp>
#include <sprout/array.hpp>
namespace sprout {
namespace tuples {
//
// get
//
template<std::size_t I, typename T, std::size_t N>
T& get(sprout::array<T, N>& t) SPROUT_NOEXCEPT {
static_assert(I < N, "get: index out of range");
return t[I];
}
template<std::size_t I, typename T, std::size_t N>
SPROUT_CONSTEXPR T const& get(sprout::array<T, N> const& t) SPROUT_NOEXCEPT {
static_assert(I < N, "get: index out of range");
return t[I];
}
template<std::size_t I, typename T, std::size_t N>
T&& get(sprout::array<T, N>&& t) SPROUT_NOEXCEPT {
return std::move(sprout::tuples::get<I>(t));
}
} // namespace tuples
using sprout::tuples::get;
} // namespace sprout
#endif // #ifndef SPROUT_TUPLE_TUPLE_COMPARISON_HPP