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[pfr_view] Implemented pfr_fields_view
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‎CMakeLists.txt‎

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@@ -23,4 +23,5 @@ target_link_libraries(boost_fusion
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Boost::type_traits
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Boost::typeof
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Boost::utility
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Boost::pfr
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)

‎appveyor.yml‎

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@@ -82,6 +82,7 @@ install:
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- git submodule init libs/type_traits
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- git submodule init libs/typeof
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- git submodule init libs/utility
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- git submodule init libs/pfr
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- git submodule init libs/headers tools/boost_install tools/build
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- git submodule update

‎include/boost/fusion/algorithm/auxiliary.hpp‎

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#include <boost/fusion/algorithm/auxiliary/move.hpp>
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#endif
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// Unfortunately, there is no way to determine the compatibility of the pfr library with the current compiler.
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// The "boost/fusion/algorithm/auxiliary/pfr_fields.hpp" include has been commented out to ensure backward compatibility
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// Please include it manually in your project
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// #if !defined(BOOST_FUSION_NO_PFR)
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// #include <boost/fusion/algorithm/auxiliary/pfr_fields.hpp>
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// #endif
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#endif

‎include/boost/fusion/algorithm/auxiliary/pfr_fields.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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(FUSION_PFR_FIELDS_54763465_8735)
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#define FUSION_PFR_FIELDS_54763465_8735
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/view/pfr_fields_view/pfr_fields_view.hpp>
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namespace boost { namespace fusion { namespace result_of
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{
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template<typename Aggregate>
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struct pfr_fields
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{
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typedef pfr_fields_view<Aggregate> type;
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};
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}}}
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namespace boost { namespace fusion
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{
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template <typename Aggregate>
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constexpr BOOST_FUSION_GPU_ENABLED
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auto pfr_fields(Aggregate& view)
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{
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using type = typename result_of::pfr_fields<Aggregate>::type;
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return type(view);
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}
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template <typename Aggregate>
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constexpr BOOST_FUSION_GPU_ENABLED
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auto pfr_fields(Aggregate const& view)
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{
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using type = typename result_of::pfr_fields<Aggregate const>::type;
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return type(view);
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}
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}}
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#endif

‎include/boost/fusion/include/pfr_fields.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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(FUSION_INCLUDE_PFR_FIELDS)
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#define FUSION_INCLUDE_PFR_FIELDS
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/algorithm/auxiliary/pfr_fields.hpp>
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#endif

‎include/boost/fusion/include/pfr_fields_view.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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(FUSION_INCLUDE_PFR_FIELDS_VIEW)
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#define FUSION_INCLUDE_PFR_FIELDS_VIEW
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/view/pfr_fields_view.hpp>
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#endif

‎include/boost/fusion/view.hpp‎

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#include <boost/fusion/view/flatten_view.hpp>
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#include <boost/fusion/view/identity_view.hpp>
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// Unfortunately, there is no way to determine the compatibility of the pfr library with the current compiler.
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// The "boost/fusion/view/pfr_fields_view.hpp" include has been commented out to ensure backward compatibility
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// Please include it manually in your project
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// #if !defined(BOOST_FUSION_NO_PFR)
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// #include <boost/fusion/view/pfr_fields_view.hpp>
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// #endif
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#endif

‎include/boost/fusion/view/pfr_fields_view.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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_FUSION_PFR_FIELDS_VIEW_JAN_17_2022_0726PM)
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#define BOOST_FUSION_PFR_FIELDS_VIEW_JAN_17_2022_0726PM
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#include <boost/fusion/support/config.hpp>
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#include <boost/fusion/view/pfr_fields_view/pfr_fields_view.hpp>
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#include <boost/fusion/view/pfr_fields_view/pfr_fields_view_iterator.hpp>
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#endif

‎include/boost/fusion/view/pfr_fields_view/detail/advance_impl.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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_FUSION_PFR_FIELDS_VIEW_ADVANCE_IMPL_HPP_INCLUDED)
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#define BOOST_FUSION_PFR_FIELDS_VIEW_ADVANCE_IMPL_HPP_INCLUDED
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#include <boost/fusion/support/config.hpp>
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#include <boost/mpl/int.hpp>
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namespace boost { namespace fusion {
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struct pfr_fields_view_iterator_tag;
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template<typename Aggregate, typename Pos>
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struct pfr_fields_view_iterator;
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namespace extension
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{
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template<typename Tag>
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struct advance_impl;
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template<>
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struct advance_impl<pfr_fields_view_iterator_tag>
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{
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template<typename Iterator, typename N>
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struct apply
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{
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using type = pfr_fields_view_iterator<
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typename Iterator::aggregate_type
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, mpl::int_<Iterator::index::value + N::value>
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>;
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constexpr BOOST_FUSION_GPU_ENABLED
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static auto
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call(Iterator const& it)
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{
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return type(it.agg);
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}
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};
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};
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}
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}}
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#endif

‎include/boost/fusion/view/pfr_fields_view/detail/at_impl.hpp‎

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/*=============================================================================
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Copyright (c) 2022 Denis Mikhailov
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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_FUSION_PFR_FIELDS_VIEW_AT_IMPL_HPP_INCLUDED)
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#define BOOST_FUSION_PFR_FIELDS_VIEW_AT_IMPL_HPP_INCLUDED
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#include <boost/fusion/support/config.hpp>
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#include <boost/pfr/core.hpp>
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#include <utility> // for std::declval
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namespace boost { namespace fusion {
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struct pfr_fields_view_tag;
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namespace extension
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{
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template<typename Tag>
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struct at_impl;
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template <>
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struct at_impl<pfr_fields_view_tag>
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{
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template <typename Sequence, typename N>
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struct apply
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{
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using type = decltype(boost::pfr::get<N::value>(std::declval<Sequence>().agg));
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constexpr BOOST_FUSION_GPU_ENABLED
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static decltype(auto)
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call(Sequence& v)
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{
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return boost::pfr::get<N::value>(v.agg);
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}
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};
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};
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}
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}}
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#endif

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