1 /*=============================================================================
2 Copyright (c) 2011 Eric Niebler
4 Distributed under the Boost Software License, Version 1.0. (See accompanying
5 file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 ==============================================================================*/
7 #if !defined(BOOST_FUSION_SEGMENTED_FOLD_UNTIL_HPP_INCLUDED)
8 #define BOOST_FUSION_SEGMENTED_FOLD_UNTIL_HPP_INCLUDED
10 #include <boost/fusion/support/config.hpp>
11 #include <boost/type_traits/is_const.hpp>
12 #include <boost/utility/enable_if.hpp>
13 #include <boost/fusion/support/detail/segmented_fold_until_impl.hpp>
15 namespace boost { namespace fusion
17 //auto segmented_fold_until(seq, state, fun)
19 // return first(segmented_fold_until_impl(seq, state, nil_, fun));
24 template <typename Sequence, typename State, typename Fun>
25 struct segmented_fold_until
28 detail::segmented_fold_until_impl<
42 template <typename Sequence, typename State, typename Fun>
43 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
47 , result_of::segmented_fold_until<Sequence, State, Fun>
49 segmented_fold_until(Sequence& seq, State const& state, Fun const& fun)
52 typename result_of::segmented_fold_until<Sequence, State, Fun>::filter
55 return filter::call(seq, state, fusion::nil_(), fun);
58 template <typename Sequence, typename State, typename Fun>
59 BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
60 inline typename result_of::segmented_fold_until<Sequence const, State, Fun>::type
61 segmented_fold_until(Sequence const& seq, State const& state, Fun const& fun)
64 typename result_of::segmented_fold_until<Sequence const, State, Fun>::filter
67 return filter::call(seq, state, fusion::nil_(), fun);