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38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
#ifndef SPROUT_ALGORITHM_FIND_FIRST_OF_HPP
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#define SPROUT_ALGORITHM_FIND_FIRST_OF_HPP
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#include <sprout/config.hpp>
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#include <sprout/iterator/operation.hpp>
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#include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT
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namespace sprout {
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// Copyright (C) 2011 RiSK (sscrisk)
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// 25.2.7 Find first
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template<typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
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inline SPROUT_CONSTEXPR ForwardIterator1
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find_first_of(
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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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return first1 == last1 || sprout::find_if(first2, last2, NS_SSCRISK_CEL_OR_SPROUT::bind2nd(pred, *first1)) != last2 ? first1
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: sprout::find_first_of(sprout::next(first1), last1, first2, last2, pred)
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;
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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_first_of(
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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 first1 == last1 || sprout::find(first2, last2, *first1) != last2 ? first1
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: sprout::find_first_of(sprout::next(first1), last1, first2, last2)
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;
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_FIND_FIRST_OF_HPP
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