algorithm/* 実装変更

This commit is contained in:
bolero-MURAKAMI 2011-10-28 21:45:00 +09:00
parent 05e51dc01f
commit a79574f251
10 changed files with 106 additions and 484 deletions

View file

@ -1,48 +1,26 @@
#ifndef SPROUT_ALGORITHM_FIXED_UNIQUE_COPY_HPP
#define SPROUT_ALGORITHM_FIXED_UNIQUE_COPY_HPP
#include <cstddef>
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/fixed_container/traits.hpp>
#include <sprout/fixed_container/functions.hpp>
#include <sprout/iterator/operation.hpp>
#include <sprout/algorithm/fixed/result_of.hpp>
#include <sprout/detail/container_complate.hpp>
namespace sprout {
namespace fixed {
namespace detail {
template<typename Result, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_3(
Result const& result,
Args const&... args
)
{
return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
}
template<typename Result, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_3(
Result const& result,
Args const&... args
)
{
return unique_copy_impl_3(result, args..., *(sprout::fixed_begin(result) + sizeof...(Args)));
}
template<typename InputIterator, typename Result, typename Head, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args) + 1,
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_2(
>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
Head const& head,
Args const&... args
)
@ -53,64 +31,22 @@ namespace sprout {
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args) + 1,
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_2(
>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
Head const& head,
Args const&... args
)
{
return first != last && sizeof...(Args) + 1 < static_cast<std::size_t>(offset)
return first != last && sizeof...(Args) + 1 < size
? !(head == *first)
? unique_copy_impl_2(sprout::next(first), last, result, offset, *first, args..., head)
: unique_copy_impl_2(sprout::next(first), last, result, offset, head, args...)
: unique_copy_impl_3(result, args..., head)
? unique_copy_impl(sprout::next(first), last, result, size, *first, args..., head)
: unique_copy_impl(sprout::next(first), last, result, size, head, args...)
: sprout::detail::container_complate(result, args..., head)
;
}
template<typename InputIterator, typename Result, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_1(
InputIterator first,
InputIterator last,
Result const& result,
typename sprout::fixed_container_traits<Result>::difference_type offset,
Args const&... args
)
{
return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
}
template<typename InputIterator, typename Result, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_1(
InputIterator first,
InputIterator last,
Result const& result,
typename sprout::fixed_container_traits<Result>::difference_type offset,
Args const&... args
)
{
return sizeof...(Args) < static_cast<std::size_t>(offset)
? unique_copy_impl_1(first, last, result, offset, args..., *(sprout::fixed_begin(result) + sizeof...(Args)))
: first != last
? unique_copy_impl_2(sprout::next(first), last, result, offset + sprout::size(result), *first, args...)
: unique_copy_impl_3(result, args...)
;
}
template<typename InputIterator, typename Result>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result
)
{
return unique_copy_impl_1(first, last, result, sprout::fixed_begin_offset(result));
}
} // namespace detail
//
// unique_copy
@ -122,7 +58,10 @@ namespace sprout {
Result const& result
)
{
return sprout::fixed::detail::unique_copy_impl(first, last, result);
return first != last
? sprout::fixed::detail::unique_copy_impl(sprout::next(first), last, result, sprout::size(result), *first)
: sprout::detail::container_complate(result)
;
}
namespace detail {
@ -130,12 +69,12 @@ namespace sprout {
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args) + 1,
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_2(
>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result,
BinaryPredicate pred,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
Head const& head,
Args const&... args
)
@ -146,68 +85,23 @@ namespace sprout {
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args) + 1,
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_2(
>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result,
BinaryPredicate pred,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
Head const& head,
Args const&... args
)
{
return first != last && sizeof...(Args) + 1 < static_cast<std::size_t>(offset)
return first != last && sizeof...(Args) + 1 < size
? !pred(head, *first)
? unique_copy_impl_2(sprout::next(first), last, result, pred, offset, *first, args..., head)
: unique_copy_impl_2(sprout::next(first), last, result, pred, offset, head, args...)
: unique_copy_impl_3(result, args..., head)
? sprout::fixed::detail::unique_copy_impl(sprout::next(first), last, result, pred, size, *first, args..., head)
: sprout::fixed::detail::unique_copy_impl(sprout::next(first), last, result, pred, size, head, args...)
: sprout::detail::container_complate(result, args..., head)
;
}
template<typename InputIterator, typename Result, typename BinaryPredicate, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size == sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_1(
InputIterator first,
InputIterator last,
Result const& result,
BinaryPredicate pred,
typename sprout::fixed_container_traits<Result>::difference_type offset,
Args const&... args
)
{
return sprout::remake_clone<Result, Result>(result, sprout::size(result), args...);
}
template<typename InputIterator, typename Result, typename BinaryPredicate, typename... Args>
SPROUT_CONSTEXPR inline typename std::enable_if<
sprout::fixed_container_traits<Result>::fixed_size != sizeof...(Args),
typename sprout::fixed::result_of::algorithm<Result>::type
>::type unique_copy_impl_1(
InputIterator first,
InputIterator last,
Result const& result,
BinaryPredicate pred,
typename sprout::fixed_container_traits<Result>::difference_type offset,
Args const&... args
)
{
return sizeof...(Args) < static_cast<std::size_t>(offset)
? unique_copy_impl_1(first, last, result, pred, offset, args..., *(sprout::fixed_begin(result) + sizeof...(Args)))
: first != last
? unique_copy_impl_2(sprout::next(first), last, result, pred, offset + sprout::size(result), *first, args...)
: unique_copy_impl_3(result, args...)
;
}
template<typename InputIterator, typename Result, typename BinaryPredicate>
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Result>::type unique_copy_impl(
InputIterator first,
InputIterator last,
Result const& result,
BinaryPredicate pred
)
{
return unique_copy_impl_1(first, last, result, pred, sprout::fixed_begin_offset(result));
}
} // namespace detail
//
// unique_copy
@ -220,7 +114,10 @@ namespace sprout {
BinaryPredicate pred
)
{
return sprout::fixed::detail::unique_copy_impl(first, last, result, pred);
return first != last
? sprout::fixed::detail::unique_copy_impl(sprout::next(first), last, result, pred, sprout::size(result), *first)
: sprout::detail::container_complate(result)
;
}
} // namespace fixed