/*=============================================================================
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Copyright (c) 2001-2011 Joel de Guzman
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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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#if !defined(BOOST_SPIRIT_ANY_APRIL_22_2006_1147AM)
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#define BOOST_SPIRIT_ANY_APRIL_22_2006_1147AM
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/mpl/bool.hpp>
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#include <boost/fusion/include/equal_to.hpp>
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#include <boost/fusion/include/next.hpp>
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#include <boost/fusion/include/deref.hpp>
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#include <boost/fusion/include/begin.hpp>
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#include <boost/fusion/include/end.hpp>
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#include <boost/fusion/include/any.hpp>
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#include <boost/spirit/home/support/unused.hpp>
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namespace boost { namespace spirit
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{
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// This is the binary version of fusion::any. This might
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// be a good candidate for inclusion in fusion algorithm
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namespace detail
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{
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template <typename First1, typename Last, typename First2, typename F>
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inline bool
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any(First1 const&, First2 const&, Last const&, F const&, mpl::true_)
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{
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return false;
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}
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template <typename First1, typename Last, typename First2, typename F>
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inline bool
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any(First1 const& first1, First2 const& first2, Last const& last, F& f, mpl::false_)
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{
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return f(*first1, *first2) ||
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detail::any(
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fusion::next(first1)
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, fusion::next(first2)
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, last
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, f
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, fusion::result_of::equal_to<
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typename fusion::result_of::next<First1>::type, Last>());
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}
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}
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template <typename Sequence1, typename Sequence2, typename F>
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inline bool
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any(Sequence1 const& seq1, Sequence2& seq2, F f)
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{
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return detail::any(
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fusion::begin(seq1)
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, fusion::begin(seq2)
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, fusion::end(seq1)
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, f
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, fusion::result_of::equal_to<
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typename fusion::result_of::begin<Sequence1>::type
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, typename fusion::result_of::end<Sequence1>::type>());
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}
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template <typename Sequence, typename F>
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inline bool
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any(Sequence const& seq, unused_type, F f)
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{
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return fusion::any(seq, f);
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}
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}}
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#endif
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