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add index_tuple/integer_seq

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bolero-MURAKAMI 2013-03-31 13:39:26 +09:00
parent 6a78f64feb
commit 331aaa3559
14 changed files with 358 additions and 180 deletions
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32
sprout/index_tuple/integer_seq.hpp Normal file
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#ifndef SPROUT_INDEX_TUPLE_INTEGER_SEQ_HPP
#define SPROUT_INDEX_TUPLE_INTEGER_SEQ_HPP
#include <cstddef>
#include <sprout/config.hpp>
namespace sprout {
//
// integer_seq
//
template<typename T, T... Is>
struct integer_seq {
public:
typedef integer_seq type;
template<T... J>
struct rebind
: public integer_seq<T, J...>
{};
public:
typedef T value_type;
template<typename Seq>
struct transfer
: public Seq::template rebind<Is...>
{};
public:
SPROUT_STATIC_CONSTEXPR std::size_t size = sizeof...(Is);
};
template<typename T, T... Is>
SPROUT_CONSTEXPR_OR_CONST std::size_t sprout::integer_seq<T, Is...>::size;
} // namespace sprout
#endif // #ifndef SPROUT_INDEX_TUPLE_INTEGER_SEQ_HPP