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porting sscrisk/CEL

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bolero-MURAKAMI 2012-04-01 22:15:09 +09:00
parent ad60c8c530
commit db20f64991
181 changed files with 2531 additions and 607 deletions
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48
sprout/algorithm/search.hpp Normal file
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#ifndef SPROUT_ALGORITHM_SEARCH_HPP
#define SPROUT_ALGORITHM_SEARCH_HPP
#include <sprout/config.hpp>
#include <sprout/iterator/operation.hpp>
#include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT
namespace sprout {
// Copyright (C) 2011 RiSK (sscrisk)
// 25.2.13 Search
template<typename ForwardIterator1, typename ForwardIterator2>
SPROUT_CONSTEXPR ForwardIterator1 search(
ForwardIterator1 first1,
ForwardIterator1 last1,
ForwardIterator2 first2,
ForwardIterator2 last2
)
{
return first1 == last1 || first2 == last2 ? first1
: NS_SSCRISK_CEL_OR_SPROUT::distance(first1, last1) < NS_SSCRISK_CEL_OR_SPROUT::distance(first2, last2) ? last1
: *first1 == *first2
&& sprout::search(sprout::next(first1), last1, sprout::next(first2), last2) == sprout::next(first1)
? first1
: sprout::search(sprout::next(first1), last1, first2, last2)
;
}
template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
SPROUT_CONSTEXPR ForwardIterator1 search(
ForwardIterator1 first1,
ForwardIterator1 last1,
ForwardIterator2 first2,
ForwardIterator2 last2,
BinaryPredicate pred
)
{
return first1 == last1 || first2 == last2 ? first1
: NS_SSCRISK_CEL_OR_SPROUT::distance(first1, last1) < NS_SSCRISK_CEL_OR_SPROUT::distance(first2, last2) ? last1
: *first1 == *first2
&& sprout::search(sprout::next(first1), last1, sprout::next(first2), last2, pred) == sprout::next(first1)
? first1
: sprout::search(sprout::next(first1), last1, first2, last2, pred)
;
}
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_SEARCH_HPP