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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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
config.hpp	7152	0644	edit dl rm
contains.hpp	1560	0644	edit dl rm
core.hpp	610	0644	edit dl rm
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integral_constant.hpp	389	0644	edit dl rm
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zip.hpp	1462	0644	edit dl rm
zip_shortest.hpp	1604	0644	edit dl rm
zip_shortest_with.hpp	2116	0644	edit dl rm
zip_with.hpp	2292	0644	edit dl rm

Edit: /usr/include/boost/hana/traits.hpp (10172B)

/*!
@file
Defines function-like equivalents to the standard `<type_traits>`, and also
to some utilities like `std::declval`.

@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_TRAITS_HPP
#define BOOST_HANA_TRAITS_HPP

#include <boost/hana/config.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/type.hpp>

#include <cstddef>
#include <type_traits>

BOOST_HANA_NAMESPACE_BEGIN namespace traits {
    namespace detail {
        // We use this instead of hana::integral because we want to return
        // hana::integral_constants instead of std::integral_constants.
        template <template <typename ...> class F>
        struct hana_trait {
            template <typename ...T>
            constexpr auto operator()(T const& ...) const {
                using Result = typename F<typename T::type...>::type;
                return hana::integral_c<typename Result::value_type, Result::value>;
            }
        };
    }

///////////////////////
    // Type properties
    ///////////////////////
    // Primary type categories
    constexpr auto is_void = detail::hana_trait<std::is_void>{};
    constexpr auto is_null_pointer = detail::hana_trait<std::is_null_pointer>{};
    constexpr auto is_integral = detail::hana_trait<std::is_integral>{};
    constexpr auto is_floating_point = detail::hana_trait<std::is_floating_point>{};
    constexpr auto is_array = detail::hana_trait<std::is_array>{};
    constexpr auto is_enum = detail::hana_trait<std::is_enum>{};
    constexpr auto is_union = detail::hana_trait<std::is_union>{};
    constexpr auto is_class = detail::hana_trait<std::is_class>{};
    constexpr auto is_function = detail::hana_trait<std::is_function>{};
    constexpr auto is_pointer = detail::hana_trait<std::is_pointer>{};
    constexpr auto is_lvalue_reference = detail::hana_trait<std::is_lvalue_reference>{};
    constexpr auto is_rvalue_reference = detail::hana_trait<std::is_rvalue_reference>{};
    constexpr auto is_member_object_pointer = detail::hana_trait<std::is_member_object_pointer>{};
    constexpr auto is_member_function_pointer = detail::hana_trait<std::is_member_function_pointer>{};

// Composite type categories
    constexpr auto is_fundamental = detail::hana_trait<std::is_fundamental>{};
    constexpr auto is_arithmetic = detail::hana_trait<std::is_arithmetic>{};
    constexpr auto is_scalar = detail::hana_trait<std::is_scalar>{};
    constexpr auto is_object = detail::hana_trait<std::is_object>{};
    constexpr auto is_compound = detail::hana_trait<std::is_compound>{};
    constexpr auto is_reference = detail::hana_trait<std::is_reference>{};
    constexpr auto is_member_pointer = detail::hana_trait<std::is_member_pointer>{};

// Type properties
    constexpr auto is_const = detail::hana_trait<std::is_const>{};
    constexpr auto is_volatile = detail::hana_trait<std::is_volatile>{};
    constexpr auto is_trivial = detail::hana_trait<std::is_trivial>{};
    constexpr auto is_trivially_copyable = detail::hana_trait<std::is_trivially_copyable>{};
    constexpr auto is_standard_layout = detail::hana_trait<std::is_standard_layout>{};
    constexpr auto is_pod = detail::hana_trait<std::is_pod>{};
    constexpr auto is_literal_type = detail::hana_trait<std::is_literal_type>{};
    constexpr auto is_empty = detail::hana_trait<std::is_empty>{};
    constexpr auto is_polymorphic = detail::hana_trait<std::is_polymorphic>{};
    constexpr auto is_abstract = detail::hana_trait<std::is_abstract>{};
    constexpr auto is_signed = detail::hana_trait<std::is_signed>{};
    constexpr auto is_unsigned = detail::hana_trait<std::is_unsigned>{};

// Supported operations
    constexpr auto is_constructible = detail::hana_trait<std::is_constructible>{};
    constexpr auto is_trivially_constructible = detail::hana_trait<std::is_trivially_constructible>{};
    constexpr auto is_nothrow_constructible = detail::hana_trait<std::is_nothrow_constructible>{};

constexpr auto is_default_constructible = detail::hana_trait<std::is_default_constructible>{};
    constexpr auto is_trivially_default_constructible = detail::hana_trait<std::is_trivially_default_constructible>{};
    constexpr auto is_nothrow_default_constructible = detail::hana_trait<std::is_nothrow_default_constructible>{};

constexpr auto is_copy_constructible = detail::hana_trait<std::is_copy_constructible>{};
    constexpr auto is_trivially_copy_constructible = detail::hana_trait<std::is_trivially_copy_constructible>{};
    constexpr auto is_nothrow_copy_constructible = detail::hana_trait<std::is_nothrow_copy_constructible>{};

constexpr auto is_move_constructible = detail::hana_trait<std::is_move_constructible>{};
    constexpr auto is_trivially_move_constructible = detail::hana_trait<std::is_trivially_move_constructible>{};
    constexpr auto is_nothrow_move_constructible = detail::hana_trait<std::is_nothrow_move_constructible>{};

constexpr auto is_assignable = detail::hana_trait<std::is_assignable>{};
    constexpr auto is_trivially_assignable = detail::hana_trait<std::is_trivially_assignable>{};
    constexpr auto is_nothrow_assignable = detail::hana_trait<std::is_nothrow_assignable>{};

constexpr auto is_copy_assignable = detail::hana_trait<std::is_copy_assignable>{};
    constexpr auto is_trivially_copy_assignable = detail::hana_trait<std::is_trivially_copy_assignable>{};
    constexpr auto is_nothrow_copy_assignable = detail::hana_trait<std::is_nothrow_copy_assignable>{};

constexpr auto is_move_assignable = detail::hana_trait<std::is_move_assignable>{};
    constexpr auto is_trivially_move_assignable = detail::hana_trait<std::is_trivially_move_assignable>{};
    constexpr auto is_nothrow_move_assignable = detail::hana_trait<std::is_nothrow_move_assignable>{};

constexpr auto is_destructible = detail::hana_trait<std::is_destructible>{};
    constexpr auto is_trivially_destructible = detail::hana_trait<std::is_trivially_destructible>{};
    constexpr auto is_nothrow_destructible = detail::hana_trait<std::is_nothrow_destructible>{};

constexpr auto has_virtual_destructor = detail::hana_trait<std::has_virtual_destructor>{};

// Property queries
    constexpr auto alignment_of = detail::hana_trait<std::alignment_of>{};
    constexpr auto rank = detail::hana_trait<std::rank>{};
    constexpr struct extent_t {
        template <typename T, typename N>
        constexpr auto operator()(T const&, N const&) const {
            constexpr unsigned n = N::value;
            using Result = typename std::extent<typename T::type, n>::type;
            return hana::integral_c<typename Result::value_type, Result::value>;
        }

template <typename T>
        constexpr auto operator()(T const& t) const
        { return (*this)(t, hana::uint_c<0>); }
    } extent{};

// Type relationships
    constexpr auto is_same = detail::hana_trait<std::is_same>{};
    constexpr auto is_base_of = detail::hana_trait<std::is_base_of>{};
    constexpr auto is_convertible = detail::hana_trait<std::is_convertible>{};

///////////////////////
    // Type modifications
    ///////////////////////
    // Const-volatility specifiers
    constexpr auto remove_cv = metafunction<std::remove_cv>;
    constexpr auto remove_const = metafunction<std::remove_const>;
    constexpr auto remove_volatile = metafunction<std::remove_volatile>;

constexpr auto add_cv = metafunction<std::add_cv>;
    constexpr auto add_const = metafunction<std::add_const>;
    constexpr auto add_volatile = metafunction<std::add_volatile>;

// References
    constexpr auto remove_reference = metafunction<std::remove_reference>;
    constexpr auto add_lvalue_reference = metafunction<std::add_lvalue_reference>;
    constexpr auto add_rvalue_reference = metafunction<std::add_rvalue_reference>;

// Pointers
    constexpr auto remove_pointer = metafunction<std::remove_pointer>;
    constexpr auto add_pointer = metafunction<std::add_pointer>;

// Sign modifiers
    constexpr auto make_signed = metafunction<std::make_signed>;
    constexpr auto make_unsigned = metafunction<std::make_unsigned>;

// Arrays
    constexpr auto remove_extent = metafunction<std::remove_extent>;
    constexpr auto remove_all_extents = metafunction<std::remove_all_extents>;

// Miscellaneous transformations
    constexpr struct aligned_storage_t {
        template <typename Len, typename Align>
        constexpr auto operator()(Len const&, Align const&) const {
            constexpr std::size_t len = Len::value;
            constexpr std::size_t align = Align::value;
            using Result = typename std::aligned_storage<len, align>::type;
            return hana::type_c<Result>;
        }

template <typename Len>
        constexpr auto operator()(Len const&) const {
            constexpr std::size_t len = Len::value;
            using Result = typename std::aligned_storage<len>::type;
            return hana::type_c<Result>;
        }
    } aligned_storage{};

constexpr struct aligned_union_t {
        template <typename Len, typename ...T>
        constexpr auto operator()(Len const&, T const&...) const {
            constexpr std::size_t len = Len::value;
            using Result = typename std::aligned_union<len, typename T::type...>::type;
            return hana::type_c<Result>;
        }
    } aligned_union{};

constexpr auto decay = metafunction<std::decay>;
    // enable_if
    // disable_if
    // conditional

constexpr auto common_type = metafunction<std::common_type>;
    constexpr auto underlying_type = metafunction<std::underlying_type>;
    constexpr auto result_of = metafunction<std::result_of>;

///////////////////////
    // Utilities
    ///////////////////////
    struct declval_t {
        template <typename T>
        typename std::add_rvalue_reference<
            typename T::type
        >::type operator()(T const&) const;
    };

constexpr declval_t declval{};
} BOOST_HANA_NAMESPACE_END

#endif // !BOOST_HANA_TRAITS_HPP

/*! @file Defines function-like equivalents to the standard ``, and also to some utilities like `std::declval`. @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_TRAITS_HPP #define BOOST_HANA_TRAITS_HPP #include #include #include #include #include BOOST_HANA_NAMESPACE_BEGIN namespace traits { namespace detail { // We use this instead of hana::integral because we want to return // hana::integral_constants instead of std::integral_constants. template