mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-14 10:39:05 +00:00
101 lines
3.5 KiB
C++
101 lines
3.5 KiB
C++
/*=============================================================================
|
|
Copyright (c) 2011-2013 Bolero MURAKAMI
|
|
https://github.com/bolero-MURAKAMI/Sprout
|
|
|
|
Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
=============================================================================*/
|
|
#ifndef SPROUT_OPERATION_FIXED_APPEND_HPP
|
|
#define SPROUT_OPERATION_FIXED_APPEND_HPP
|
|
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/index_tuple/metafunction.hpp>
|
|
#include <sprout/container/traits.hpp>
|
|
#include <sprout/container/functions.hpp>
|
|
#include <sprout/container/indexes.hpp>
|
|
#include <sprout/iterator/operation.hpp>
|
|
|
|
namespace sprout {
|
|
namespace fixed {
|
|
namespace result_of {
|
|
//
|
|
// append
|
|
//
|
|
template<typename Container, typename Input>
|
|
struct append
|
|
: public sprout::container_transform_traits<
|
|
Container
|
|
>::template rebind_size<
|
|
sprout::container_traits<Container>::static_size + sprout::container_traits<Input>::static_size
|
|
>
|
|
{};
|
|
} // namespace result_of
|
|
|
|
namespace detail {
|
|
template<typename Result, typename Container, typename Input, sprout::index_t... Indexes>
|
|
inline SPROUT_CONSTEXPR Result
|
|
append_impl(
|
|
Container const& cont, sprout::index_tuple<Indexes...>,
|
|
typename sprout::container_traits<Container>::difference_type pos,
|
|
typename sprout::container_traits<Container>::difference_type size,
|
|
Input const& input
|
|
)
|
|
{
|
|
return sprout::remake<Result>(
|
|
cont,
|
|
sprout::size(cont) + sprout::size(input),
|
|
(Indexes < sprout::container_traits<Container>::static_size + size
|
|
? (Indexes < pos
|
|
? *sprout::next(sprout::internal_begin(cont), Indexes)
|
|
: Indexes < pos + size
|
|
? *sprout::next(sprout::begin(input), Indexes - pos)
|
|
: *sprout::next(sprout::internal_begin(cont), Indexes - size)
|
|
)
|
|
: typename sprout::container_traits<Result>::value_type()
|
|
)...
|
|
);
|
|
}
|
|
} // namespace detail
|
|
//
|
|
// append
|
|
//
|
|
template<typename Container, typename Input>
|
|
inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::append<Container, Input>::type
|
|
append(
|
|
Container const& cont, typename sprout::container_traits<Container>::const_iterator pos,
|
|
Input const& input
|
|
)
|
|
{
|
|
return sprout::fixed::detail::append_impl<typename sprout::fixed::result_of::append<Container, Input>::type>(
|
|
cont,
|
|
sprout::container_indexes<typename sprout::fixed::result_of::append<Container, Input>::type>::make(),
|
|
sprout::distance(sprout::internal_begin(cont), pos),
|
|
sprout::size(input),
|
|
input
|
|
);
|
|
}
|
|
template<typename Container, typename Input>
|
|
inline SPROUT_CONSTEXPR typename sprout::fixed::result_of::append<Container, Input>::type
|
|
append(
|
|
Container const& cont, typename sprout::container_traits<Container>::difference_type pos,
|
|
Input const& input
|
|
)
|
|
{
|
|
return sprout::fixed::detail::append_impl<typename sprout::fixed::result_of::append<Container, Input>::type>(
|
|
cont,
|
|
sprout::container_indexes<typename sprout::fixed::result_of::append<Container, Input>::type>::make(),
|
|
sprout::distance(sprout::internal_begin(cont), sprout::next(sprout::begin(cont), pos)),
|
|
sprout::size(input),
|
|
input
|
|
);
|
|
}
|
|
} // namespace fixed
|
|
|
|
namespace result_of {
|
|
using sprout::fixed::result_of::append;
|
|
} // namespace result_of
|
|
|
|
using sprout::fixed::append;
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_OPERATION_FIXED_APPEND_HPP
|