FM / hana

/usr/include/boost/hana

Name	Size	Mode	Actions
concept/	-	0755	rm
core/	-	0755	rm
detail/	-	0755	rm
experimental/	-	0755	rm
ext/	-	0755	rm
functional/	-	0755	rm
fwd/	-	0755	rm
accessors.hpp	1513	0644	edit dl rm
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adjust.hpp	1698	0644	edit dl rm
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back.hpp	1534	0644	edit dl rm
basic_tuple.hpp	9455	0644	edit dl rm
bool.hpp	9747	0644	edit dl rm
cartesian_product.hpp	3860	0644	edit dl rm
chain.hpp	1488	0644	edit dl rm
comparing.hpp	1222	0644	edit dl rm
concat.hpp	2712	0644	edit dl rm
concept.hpp	1301	0644	edit dl rm
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hash.hpp	3572	0644	edit dl rm
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integral_constant.hpp	389	0644	edit dl rm
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lazy.hpp	7947	0644	edit dl rm
length.hpp	1554	0644	edit dl rm
less.hpp	5322	0644	edit dl rm
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lexicographical_compare.hpp	4344	0644	edit dl rm
lift.hpp	1500	0644	edit dl rm
map.hpp	22593	0644	edit dl rm
max.hpp	1759	0644	edit dl rm
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union.hpp	1030	0644	edit dl rm
unique.hpp	2361	0644	edit dl rm
unpack.hpp	5175	0644	edit dl rm
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version.hpp	2032	0644	edit dl rm
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zip.hpp	1462	0644	edit dl rm
zip_shortest.hpp	1604	0644	edit dl rm
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zip_with.hpp	2292	0644	edit dl rm

Edit: /usr/include/boost/hana/concat.hpp (2712B)

/*!
@file
Defines `boost::hana::concat`.

@copyright Louis Dionne 2013-2017
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
 */

#ifndef BOOST_HANA_CONCAT_HPP
#define BOOST_HANA_CONCAT_HPP

#include <boost/hana/fwd/concat.hpp>

#include <boost/hana/at.hpp>
#include <boost/hana/concept/monad_plus.hpp>
#include <boost/hana/concept/sequence.hpp>
#include <boost/hana/config.hpp>
#include <boost/hana/core/dispatch.hpp>
#include <boost/hana/core/make.hpp>
#include <boost/hana/length.hpp>

#include <cstddef>
#include <type_traits>
#include <utility>

BOOST_HANA_NAMESPACE_BEGIN
    //! @cond
    template <typename Xs, typename Ys>
    constexpr auto concat_t::operator()(Xs&& xs, Ys&& ys) const {
        using M = typename hana::tag_of<Xs>::type;
        using Concat = BOOST_HANA_DISPATCH_IF(concat_impl<M>,
            hana::MonadPlus<M>::value &&
            std::is_same<typename hana::tag_of<Ys>::type, M>::value
        );

#ifndef BOOST_HANA_CONFIG_DISABLE_CONCEPT_CHECKS
        static_assert(std::is_same<typename hana::tag_of<Ys>::type, M>::value,
        "hana::concat(xs, ys) requires 'xs' and 'ys' to have the same tag");

static_assert(hana::MonadPlus<M>::value,
        "hana::concat(xs, ys) requires 'xs' and 'ys' to be MonadPlus");
    #endif

return Concat::apply(static_cast<Xs&&>(xs), static_cast<Ys&&>(ys));
    }
    //! @endcond

template <typename M, bool condition>
    struct concat_impl<M, when<condition>> : default_ {
        template <typename ...Args>
        static constexpr auto apply(Args&& ...) = delete;
    };

template <typename S>
    struct concat_impl<S, when<Sequence<S>::value>> {
        template <typename Xs, typename Ys, std::size_t ...xi, std::size_t ...yi>
        static constexpr auto
        concat_helper(Xs&& xs, Ys&& ys, std::index_sequence<xi...>,
                                        std::index_sequence<yi...>)
        {
            return hana::make<S>(
                hana::at_c<xi>(static_cast<Xs&&>(xs))...,
                hana::at_c<yi>(static_cast<Ys&&>(ys))...
            );
        }

template <typename Xs, typename Ys>
        static constexpr auto apply(Xs&& xs, Ys&& ys) {
            constexpr std::size_t xi = decltype(hana::length(xs))::value;
            constexpr std::size_t yi = decltype(hana::length(ys))::value;
            return concat_helper(static_cast<Xs&&>(xs), static_cast<Ys&&>(ys),
                                 std::make_index_sequence<xi>{},
                                 std::make_index_sequence<yi>{});
        }
    };
BOOST_HANA_NAMESPACE_END

#endif // !BOOST_HANA_CONCAT_HPP

/*! @file Defines `boost::hana::concat`. @copyright Louis Dionne 2013-2017 Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) */ #ifndef BOOST_HANA_CONCAT_HPP #define BOOST_HANA_CONCAT_HPP #include #include #include #include #include #include #include #include #include #include #include BOOST_HANA_NAMESPACE_BEGIN //! @cond template constexpr auto concat_t::operator()(Xs&& xs, Ys&& ys) const { using M = typename hana::tag_of::type; using Concat = BOOST_HANA_DISPATCH_IF(concat_impl, hana::MonadPlus::value && std::is_same::type, M>::value ); #ifndef BOOST_HANA_CONFIG_DISABLE_CONCEPT_CHECKS static_assert(std::is_same::type, M>::value, "hana::concat(xs, ys) requires 'xs' and 'ys' to have the same tag"); static_assert(hana::MonadPlus::value, "hana::concat(xs, ys) requires 'xs' and 'ys' to be MonadPlus"); #endif return Concat::apply(static_cast(xs), static_cast(ys)); } //! @endcond template struct concat_impl> : default_ { template static constexpr auto apply(Args&& ...) = delete; }; template struct concat_impl::value>> { template static constexpr auto concat_helper(Xs&& xs, Ys&& ys, std::index_sequence, std::index_sequence) { return hana::make( hana::at_c(static_cast(xs))..., hana::at_c(static_cast(ys))... ); } template static constexpr auto apply(Xs&& xs, Ys&& ys) { constexpr std::size_t xi = decltype(hana::length(xs))::value; constexpr std::size_t yi = decltype(hana::length(ys))::value; return concat_helper(static_cast(xs), static_cast(ys), std::make_index_sequence{}, std::make_index_sequence{}); } }; BOOST_HANA_NAMESPACE_END #endif // !BOOST_HANA_CONCAT_HPP