← Back
Editing: find_if.hpp
/*============================================================================= Copyright (c) 2001-2011 Joel de Guzman Copyright (c) 2011 Eric Niebler Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) ==============================================================================*/ #if !defined(FUSION_FIND_IF_05052005_1108) #define FUSION_FIND_IF_05052005_1108 #include <boost/fusion/support/config.hpp> #include <boost/fusion/algorithm/query/find_if_fwd.hpp> #include <boost/fusion/algorithm/query/detail/find_if.hpp> #include <boost/fusion/algorithm/query/detail/segmented_find_if.hpp> #include <boost/fusion/iterator/value_of.hpp> #include <boost/fusion/support/is_segmented.hpp> #include <boost/utility/enable_if.hpp> #include <boost/type_traits/is_const.hpp> #include <boost/mpl/bind.hpp> #include <boost/mpl/lambda.hpp> #include <boost/mpl/placeholders.hpp> #include <boost/mpl/quote.hpp> namespace boost { namespace fusion { namespace result_of { template <typename Sequence, typename Pred> struct find_if : mpl::if_< traits::is_segmented<Sequence> , detail::result_of_segmented_find_if<Sequence, Pred> , detail::result_of_find_if< Sequence, mpl::bind1< typename mpl::lambda<Pred>::type , mpl::bind1<mpl::quote1<value_of>, mpl::_1> > > >::type {}; } template <typename Pred, typename Sequence> BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED inline typename lazy_disable_if< is_const<Sequence> , result_of::find_if<Sequence, Pred> >::type find_if(Sequence& seq) { typedef typename result_of::find_if<Sequence, Pred>::filter filter; return filter::call(seq); } template <typename Pred, typename Sequence> BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED inline typename result_of::find_if<Sequence const, Pred>::type const find_if(Sequence const& seq) { typedef typename result_of::find_if<Sequence const, Pred>::filter filter; return filter::call(seq); } }} #endif
Save File
Cancel