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73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
#ifndef SPROUT_ALGORITHM_FIND_END_HPP
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#define SPROUT_ALGORITHM_FIND_END_HPP
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#include <sprout/config.hpp>
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#include <sprout/iterator/operation.hpp>
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#include <sprout/algorithm/search.hpp>
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#include <sprout/functional/equal_to.hpp>
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namespace sprout {
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namespace detail {
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template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
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inline SPROUT_CONSTEXPR ForwardIterator1
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find_end_impl(
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ForwardIterator1 first1, ForwardIterator1 last1,
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ForwardIterator2 first2, ForwardIterator2 last2,
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BinaryPredicate pred,
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ForwardIterator1 result
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)
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{
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return first1 == last1 ? result
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: sprout::detail::find_end_impl(
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sprout::search(sprout::next(first1), last1, first2, last2, pred), last1, first2, last2, pred,
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first1
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)
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;
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}
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template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
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inline SPROUT_CONSTEXPR ForwardIterator1
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find_end(
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ForwardIterator1 first1, ForwardIterator1 last1,
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ForwardIterator2 first2, ForwardIterator2 last2,
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BinaryPredicate pred,
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void*
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)
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{
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return first2 == last2 ? last1
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: sprout::detail::find_end_impl(
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sprout::search(first1, last1, first2, last2, pred), last1, first2, last2, pred,
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last1
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)
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;
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}
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} // namespace detail
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// 25.2.6 Find end
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template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
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inline SPROUT_CONSTEXPR ForwardIterator1
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find_end(
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ForwardIterator1 first1, ForwardIterator1 last1,
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ForwardIterator2 first2, ForwardIterator2 last2,
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BinaryPredicate pred
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)
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{
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typedef typename std::iterator_traits<ForwardIterator1>::iterator_category* category;
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return sprout::detail::find_end(first1, last1, first2, last2, pred, category());
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}
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template<typename ForwardIterator1, typename ForwardIterator2>
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inline SPROUT_CONSTEXPR ForwardIterator1
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find_end(
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ForwardIterator1 first1, ForwardIterator1 last1,
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ForwardIterator2 first2, ForwardIterator2 last2
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)
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{
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return sprout::find_end(
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first1, last1,
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first2, last2,
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sprout::equal_to<>()
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);
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_FIND_END_HPP
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