| /*============================================================================= |
| Copyright (c) 2014-2015 Kohei Takahashi |
| |
| 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) |
| ==============================================================================*/ |
| #ifndef FUSION_AS_SET_11062014_2121 |
| #define FUSION_AS_SET_11062014_2121 |
| |
| #include <boost/fusion/support/config.hpp> |
| #include <boost/fusion/container/set/set_fwd.hpp> |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Without variadics, we will use the PP version |
| /////////////////////////////////////////////////////////////////////////////// |
| #if !defined(BOOST_FUSION_HAS_VARIADIC_SET) |
| # include <boost/fusion/container/set/detail/cpp03/as_set.hpp> |
| #else |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // C++11 interface |
| /////////////////////////////////////////////////////////////////////////////// |
| #include <boost/fusion/support/detail/index_sequence.hpp> |
| #include <boost/fusion/container/set/set.hpp> |
| #include <boost/fusion/iterator/value_of.hpp> |
| #include <boost/fusion/iterator/deref.hpp> |
| #include <boost/fusion/iterator/advance.hpp> |
| #include <cstddef> |
| |
| namespace boost { namespace fusion { namespace detail |
| { |
| BOOST_FUSION_BARRIER_BEGIN |
| |
| template <int size |
| , typename = typename detail::make_index_sequence<size>::type> |
| struct as_set; |
| |
| template <int size, std::size_t ...Indices> |
| struct as_set<size, detail::index_sequence<Indices...> > |
| { |
| template <typename I> |
| struct apply |
| { |
| typedef set< |
| typename result_of::value_of< |
| typename result_of::advance_c<I, Indices>::type |
| >::type... |
| > type; |
| }; |
| |
| template <typename Iterator> |
| BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED |
| static typename apply<Iterator>::type |
| call(Iterator const& i) |
| { |
| typedef apply<Iterator> gen; |
| typedef typename gen::type result; |
| return result(*advance_c<Indices>(i)...); |
| } |
| }; |
| |
| BOOST_FUSION_BARRIER_END |
| }}} |
| |
| #endif |
| #endif |
| |