Sprout/sprout/operation/fit/insert_n.hpp
2012-10-06 13:53:07 +09:00

60 lines
2 KiB
C++

#ifndef SPROUT_OPERATION_FIT_INSERT_N_HPP
#define SPROUT_OPERATION_FIT_INSERT_N_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/operation/fixed/insert_n.hpp>
#include <sprout/sub_array.hpp>
namespace sprout {
namespace fit {
namespace result_of {
//
// insert_n
//
template<std::size_t N, typename Container, typename T, typename... Values>
struct insert_n {
public:
typedef sprout::sub_array<
typename sprout::container_traits<
typename sprout::fixed::result_of::insert_n<N, Container, T, Values...>::type
>::internal_type
> type;
};
} // namespace result_of
//
// insert_n
//
template<std::size_t N, typename Container, typename T, typename... Values>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::insert_n<N, Container, T, Values...>::type
insert_n(
Container const& cont, typename sprout::container_traits<Container>::const_iterator pos,
T const& v, Values const&... values
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::insert_n<N>(cont, pos, v, values...)),
sprout::internal_begin_offset(cont),
sprout::internal_end_offset(cont) + (1 + sizeof...(Values)) * N
);
}
template<std::size_t N, typename Container, typename T, typename... Values>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::insert_n<N, Container, T, Values...>::type
insert_n(
Container const& cont, typename sprout::container_traits<Container>::difference_type pos,
T const& v, Values const&... values
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::insert_n<N>(cont, pos, v, values...)),
sprout::internal_begin_offset(cont),
sprout::internal_end_offset(cont) + (1 + sizeof...(Values)) * N
);
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_OPERATION_FIT_INSERT_N_HPP