mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-25 21:35:41 +00:00
84 lines
3.4 KiB
C++
84 lines
3.4 KiB
C++
#ifndef SPROUT_DETAIL_ALGORITHM_SEARCH_ONE_HPP
|
|
#define SPROUT_DETAIL_ALGORITHM_SEARCH_ONE_HPP
|
|
|
|
#include <iterator>
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/iterator/operation.hpp>
|
|
#include <sprout/iterator/type_traits/common.hpp>
|
|
#include <sprout/functional/equal_to.hpp>
|
|
#include <sprout/algorithm/mismatch.hpp>
|
|
#include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT
|
|
|
|
namespace sprout {
|
|
namespace detail {
|
|
template<typename RandomAccessIterator1, typename RandomAccessIterator2, typename BinaryPredicate>
|
|
inline SPROUT_CONSTEXPR RandomAccessIterator1
|
|
search_one_impl_ra(
|
|
RandomAccessIterator1 first1, RandomAccessIterator1 last1, RandomAccessIterator2 first2, RandomAccessIterator2 last2, BinaryPredicate pred
|
|
)
|
|
{
|
|
return sprout::detail::mismatch_impl_ra(
|
|
first1, last1, first2, pred,
|
|
NS_SSCRISK_CEL_OR_SPROUT::distance(first1, last1) / 2, first1
|
|
)
|
|
== last1
|
|
? first1
|
|
: last1
|
|
;
|
|
}
|
|
template<typename RandomAccessIterator1, typename RandomAccessIterator2, typename BinaryPredicate>
|
|
inline SPROUT_CONSTEXPR RandomAccessIterator1
|
|
search_one(
|
|
RandomAccessIterator1 first1, RandomAccessIterator1 last1, RandomAccessIterator2 first2, RandomAccessIterator2 last2, BinaryPredicate pred,
|
|
std::random_access_iterator_tag*
|
|
)
|
|
{
|
|
return NS_SSCRISK_CEL_OR_SPROUT::distance(first1, last1) < NS_SSCRISK_CEL_OR_SPROUT::distance(first2, last2) ? last1
|
|
: first1 == last1 ? first1
|
|
: sprout::detail::search_one_impl_ra(
|
|
first1, sprout::next(first1, NS_SSCRISK_CEL_OR_SPROUT::distance(first2, last2)), first2, last2, pred
|
|
)
|
|
;
|
|
}
|
|
|
|
template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
|
|
inline SPROUT_CONSTEXPR ForwardIterator1
|
|
search_one_impl(
|
|
ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred,
|
|
ForwardIterator1 first1_
|
|
)
|
|
{
|
|
return first2 == last2 ? first1_
|
|
: first1 == last1 ? last1
|
|
: !pred(*first1, *first2) ? first1
|
|
: sprout::detail::search_one_impl(sprout::next(first1), last1, sprout::next(first2), last2, pred, first1_)
|
|
;
|
|
}
|
|
template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
|
|
inline SPROUT_CONSTEXPR ForwardIterator1
|
|
search_one(
|
|
ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred,
|
|
void*
|
|
)
|
|
{
|
|
return sprout::detail::search_one_impl(first1, last1, first2, last2, pred, first1);
|
|
}
|
|
|
|
//
|
|
// search_one
|
|
//
|
|
template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
|
|
inline SPROUT_CONSTEXPR ForwardIterator1
|
|
search_one(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate pred) {
|
|
typedef typename sprout::common_iterator_category<ForwardIterator1, ForwardIterator2>::type* category;
|
|
return sprout::detail::search_one(first1, last1, first2, last2, pred, category());
|
|
}
|
|
template<typename ForwardIterator1, typename ForwardIterator2>
|
|
inline SPROUT_CONSTEXPR ForwardIterator1
|
|
search_one(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) {
|
|
return sprout::detail::search_one(first1, last1, first2, last2, sprout::equal_to<>());
|
|
}
|
|
} //namespace detail
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_DETAIL_ALGORITHM_SEARCH_ONE_HPP
|