mirror of
https://github.com/bolero-MURAKAMI/Sprout
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51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2019 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef TOOLS_SPRIG_ALGORITHM_STRING_FIND_BETWEEN_HPP
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#define TOOLS_SPRIG_ALGORITHM_STRING_FIND_BETWEEN_HPP
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#include <boost/range/functions.hpp>
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#include <boost/range/metafunctions.hpp>
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#include <boost/range/iterator_range.hpp>
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#include <boost/algorithm/string/find.hpp>
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namespace sprig {
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//
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// between_finder
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//
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template<typename Finder1, typename Finder2>
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struct between_finderF {
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private:
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Finder1 finder1_;
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Finder2 finder2_;
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public:
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between_finderF(Finder1 const& finder1, Finder2 const& finder2)
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: finder1_(finder1), finder2_(finder2)
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{}
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template<typename ForwardIterator>
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boost::iterator_range<ForwardIterator>
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operator()(ForwardIterator first, ForwardIterator last) const {
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first = boost::end(finder1_(first, last));
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return boost::iterator_range<ForwardIterator>(first, boost::begin(finder2_(first, last)));
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}
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};
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template<typename Finder1, typename Finder2>
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inline sprig::between_finderF<Finder1, Finder2>
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between_finder(Finder1 const& finder1, Finder2 const& finder2) {
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return sprig::between_finderF<Finder1, Finder2>(finder1, finder2);
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}
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//
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// find_between
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//
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template<typename Range, typename Finder1, typename Finder2>
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inline boost::iterator_range<typename boost::range_iterator<Range>::type>
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find_between(Range& input, Finder1 const& finder1, Finder2 const& finder2) {
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return boost::algorithm::find(input, sprig::between_finder(finder1, finder2));
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}
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} // namespace sprig
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#endif // #ifndef TOOLS_SPRIG_ALGORITHM_STRING_FIND_BETWEEN_HPP
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