FM / detail

/usr/include/boost/hana/detail

Name	Size	Mode	Actions
operators/	-	0755	rm
variadic/	-	0755	rm
algorithm.hpp	5973	0644	edit dl rm
any_of.hpp	1380	0644	edit dl rm
array.hpp	3374	0644	edit dl rm
canonical_constant.hpp	2700	0644	edit dl rm
concepts.hpp	3019	0644	edit dl rm
create.hpp	935	0644	edit dl rm
decay.hpp	1715	0644	edit dl rm
dispatch_if.hpp	2082	0644	edit dl rm
ebo.hpp	3874	0644	edit dl rm
fast_and.hpp	600	0644	edit dl rm
first_unsatisfied_index.hpp	1731	0644	edit dl rm
hash_table.hpp	5487	0644	edit dl rm
has_common_embedding.hpp	2473	0644	edit dl rm
has_duplicates.hpp	2337	0644	edit dl rm
index_if.hpp	1610	0644	edit dl rm
integral_constant.hpp	10052	0644	edit dl rm
intrinsics.hpp	1984	0644	edit dl rm
nested_by.hpp	1255	0644	edit dl rm
nested_by_fwd.hpp	1990	0644	edit dl rm
nested_than.hpp	854	0644	edit dl rm
nested_than_fwd.hpp	1624	0644	edit dl rm
nested_to.hpp	788	0644	edit dl rm
nested_to_fwd.hpp	1627	0644	edit dl rm
preprocessor.hpp	1435	0644	edit dl rm
std_common_type.hpp	1085	0644	edit dl rm
struct_macros.hpp	798577	0644	edit dl rm
type_at.hpp	1594	0644	edit dl rm
type_foldl1.hpp	3916	0644	edit dl rm
type_foldr1.hpp	3903	0644	edit dl rm
unpack_flatten.hpp	2416	0644	edit dl rm
void_t.hpp	518	0644	edit dl rm
wrong.hpp	861	0644	edit dl rm

Edit: /usr/include/boost/hana/detail/array.hpp (3374B)

/*!
@file
Defines `boost::hana::detail::array`.

@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_DETAIL_ARRAY_HPP
#define BOOST_HANA_DETAIL_ARRAY_HPP

#include <boost/hana/config.hpp>
#include <boost/hana/detail/algorithm.hpp>
#include <boost/hana/functional/placeholder.hpp>

#include <cstddef>

BOOST_HANA_NAMESPACE_BEGIN namespace detail {
    template <typename N>
    constexpr N factorial(N n) {
        N result = 1;
        while (n != 0)
            result *= n--;
        return result;
    }

//! @ingroup group-details
    //! A minimal `std::array` with better `constexpr` support.
    //!
    //! We also provide some algorithms from the `constexpr/algorithm.hpp`
    //! header as member functions to make them easier to use in constexpr
    //! contexts, since a `constexpr` `array` can't be mutated in place.
    template <typename T, std::size_t Size>
    struct array {
        T elems_[Size > 0 ? Size : 1];

constexpr T& operator[](std::size_t n)
        { return elems_[n]; }

constexpr T const& operator[](std::size_t n) const
        { return elems_[n]; }

constexpr std::size_t size() const noexcept
        { return Size; }

constexpr T* begin() noexcept             { return elems_; }
        constexpr T const* begin() const noexcept { return elems_; }
        constexpr T* end() noexcept               { return elems_ + Size; }
        constexpr T const* end() const noexcept   { return elems_ + Size; }

// Algorithms from constexpr/algorithm.hpp
        constexpr array reverse() const {
            array result = *this;
            detail::reverse(result.begin(), result.end());
            return result;
        }

template <typename BinaryPred>
        constexpr auto permutations(BinaryPred pred) const {
            array<array<T, Size>, detail::factorial(Size)> result{};
            auto out = result.begin();
            array copy = *this;

do *out++ = copy;
            while (detail::next_permutation(copy.begin(), copy.end(), pred));

return result;
        }

constexpr auto permutations() const
        { return this->permutations(hana::_ < hana::_); }

template <typename BinaryPred>
        constexpr auto sort(BinaryPred pred) const {
            array result = *this;
            detail::sort(result.begin(), result.end(), pred);
            return result;
        }

constexpr auto sort() const
        { return this->sort(hana::_ < hana::_); }

template <typename U>
        constexpr auto iota(U value) const {
            array result = *this;
            detail::iota(result.begin(), result.end(), value);
            return result;
        }
    };

template <typename T, std::size_t M, typename U, std::size_t N>
    constexpr bool operator==(array<T, M> a, array<U, N> b)
    { return M == N && detail::equal(a.begin(), a.end(), b.begin(), b.end()); }

template <typename T, std::size_t M, typename U, std::size_t N>
    constexpr bool operator<(array<T, M> a, array<U, N> b) {
        return M < N || detail::lexicographical_compare(a.begin(), a.end(), b.begin(), b.end());
    }

} BOOST_HANA_NAMESPACE_END

#endif // !BOOST_HANA_DETAIL_ARRAY_HPP

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