mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-14 10:39:05 +00:00
745 lines
28 KiB
C++
745 lines
28 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2016 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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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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#ifndef SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
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#define SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
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#include <utility>
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#include <type_traits>
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#include <sprout/workaround/std/cstddef.hpp>
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#include <sprout/config.hpp>
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#include <sprout/type_traits/integral_constant.hpp>
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#include <sprout/type_traits/identity.hpp>
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#include <sprout/container/traits_fwd.hpp>
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#include <sprout/container/container_traits.hpp>
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#include <sprout/container/range_functions_fwd.hpp>
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#include <sprout/container/begin.hpp>
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#include <sprout/container/end.hpp>
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#include <sprout/container/size.hpp>
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#include <sprout/iterator/operation.hpp>
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namespace sprout {
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//
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// container_range_traits
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//
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namespace detail {
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template<typename T>
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struct has_mem_size_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().size())>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_size_test<T>::test(0))>::type>
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struct has_mem_size
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_size
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: public sprout::identity<decltype(sprout::detail::has_mem_size_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_size_impl;
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template<typename Container>
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struct container_range_traits_range_size_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_size<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::size_type
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range_size(Container const& cont) {
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return cont.size();
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}
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};
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template<typename Container>
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struct container_range_traits_range_size_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_size<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::size_type
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range_size(Container const& cont) {
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return sprout::distance(sprout::begin(cont), sprout::end(cont));
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}
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};
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template<typename T>
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struct has_mem_empty_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().empty())>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_empty_test<T>::test(0))>::type>
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struct has_mem_empty
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_empty
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: public sprout::identity<decltype(sprout::detail::has_mem_empty_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_empty_impl;
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template<typename Container>
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struct container_range_traits_range_empty_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_empty<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR bool
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range_empty(Container const& cont) {
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return cont.empty();
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}
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};
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template<typename Container>
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struct container_range_traits_range_empty_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_empty<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR bool
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range_empty(Container const& cont) {
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return sprout::size(cont) == 0;
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}
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};
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template<typename T>
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struct has_mem_front_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().front())>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_front_test<T>::test(0))>::type>
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struct has_mem_front
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_front
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: public sprout::identity<decltype(sprout::detail::has_mem_front_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_front_impl;
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template<typename Container>
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struct container_range_traits_range_front_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_front<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_front(Container& cont) {
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return cont.front();
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}
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};
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template<typename Container>
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struct container_range_traits_range_front_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_front<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_front(Container& cont) {
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return *sprout::begin(cont);
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}
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};
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template<typename Container, typename = void>
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struct container_range_traits_range_front_const_impl;
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template<typename Container>
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struct container_range_traits_range_front_const_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_front<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_front(Container const& cont) {
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return cont.front();
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}
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};
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template<typename Container>
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struct container_range_traits_range_front_const_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_front<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_front(Container const& cont) {
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return *sprout::begin(cont);
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}
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};
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template<typename T>
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struct has_mem_back_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().back())>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_back_test<T>::test(0))>::type>
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struct has_mem_back
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_back
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: public sprout::identity<decltype(sprout::detail::has_mem_back_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_back_impl;
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template<typename Container>
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struct container_range_traits_range_back_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_back<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_back(Container& cont) {
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return cont.back();
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}
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};
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template<typename Container>
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struct container_range_traits_range_back_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_back<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_back(Container& cont) {
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return *sprout::prev(sprout::end(cont));
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}
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};
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template<typename Container, typename = void>
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struct container_range_traits_range_back_const_impl;
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template<typename Container>
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struct container_range_traits_range_back_const_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_back<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_back(Container const& cont) {
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return cont.back();
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}
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};
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template<typename Container>
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struct container_range_traits_range_back_const_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_back<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_back(Container const& cont) {
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return *sprout::prev(sprout::end(cont));
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}
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};
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template<typename T>
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struct has_mem_at_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().at(std::declval<typename sprout::container_traits<U>::size_type>()))>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_at_test<T>::test(0))>::type>
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struct has_mem_at
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_at
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: public sprout::identity<decltype(sprout::detail::has_mem_at_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_at_impl;
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template<typename Container>
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struct container_range_traits_range_at_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_at<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_at(Container& cont, typename sprout::container_traits<Container>::size_type i) {
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return cont.at(i);
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}
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};
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template<typename Container>
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struct container_range_traits_range_at_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_at<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::reference
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range_at(Container& cont, typename sprout::container_traits<Container>::size_type i) {
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return *sprout::next(sprout::begin(cont), i);
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}
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};
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template<typename Container, typename = void>
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struct container_range_traits_range_at_const_impl;
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template<typename Container>
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struct container_range_traits_range_at_const_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_at<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_at(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return cont.at(i);
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}
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};
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template<typename Container>
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struct container_range_traits_range_at_const_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_at<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_at(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return *sprout::next(sprout::begin(cont), i);
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}
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};
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template<typename T>
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struct has_mem_nth_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().nth(std::declval<typename sprout::container_traits<U>::size_type>()))>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_nth_test<T>::test(0))>::type>
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struct has_mem_nth
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_nth
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: public sprout::identity<decltype(sprout::detail::has_mem_nth_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_nth_impl;
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template<typename Container>
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struct container_range_traits_range_nth_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_nth<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
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range_nth(Container& cont, typename sprout::container_traits<Container>::size_type i) {
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return cont.nth(i);
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}
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};
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template<typename Container>
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struct container_range_traits_range_nth_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_nth<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
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range_nth(Container& cont, typename sprout::container_traits<Container>::size_type i) {
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return sprout::next(sprout::begin(cont), i);
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}
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};
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template<typename Container, typename = void>
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struct container_range_traits_range_nth_const_impl;
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template<typename Container>
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struct container_range_traits_range_nth_const_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_nth<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_nth(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return cont.nth(i);
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}
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};
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template<typename Container>
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struct container_range_traits_range_nth_const_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_nth<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_nth(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return sprout::next(sprout::begin(cont), i);
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}
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};
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template<typename T>
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struct has_mem_index_of_test {
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public:
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template<
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typename U = T,
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typename = typename sprout::identity<decltype(std::declval<U>().index_of(std::declval<typename sprout::container_traits<U>::iterator>()))>::type
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>
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static sprout::true_type test(int);
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static sprout::false_type test(...);
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};
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#if defined(_MSC_VER) && (_MSC_VER > 1900)
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template<typename T, typename Base_ = typename sprout::identity<decltype(sprout::detail::has_mem_index_of_test<T>::test(0))>::type>
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struct has_mem_index_of
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: public Base_
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{};
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#else
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template<typename T>
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struct has_mem_index_of
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: public sprout::identity<decltype(sprout::detail::has_mem_index_of_test<T>::test(0))>::type
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{};
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#endif
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template<typename Container, typename = void>
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struct container_range_traits_range_index_of_impl;
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template<typename Container>
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struct container_range_traits_range_index_of_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_index_of<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::size_type
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range_index_of(Container& cont, typename sprout::container_traits<Container>::iterator p) {
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return cont.index_of(p);
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}
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};
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template<typename Container>
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struct container_range_traits_range_index_of_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_index_of<Container>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::size_type
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range_index_of(Container& cont, typename sprout::container_traits<Container>::iterator p) {
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return sprout::distance(sprout::begin(cont), p);
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}
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};
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template<typename Container, typename = void>
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struct container_range_traits_range_index_of_const_impl;
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template<typename Container>
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struct container_range_traits_range_index_of_const_impl<
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Container,
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typename std::enable_if<sprout::detail::has_mem_index_of<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::size_type
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range_index_of(Container const& cont, typename sprout::container_traits<Container const>::iterator p) {
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return cont.index_of(p);
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}
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};
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template<typename Container>
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struct container_range_traits_range_index_of_const_impl<
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Container,
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typename std::enable_if<!sprout::detail::has_mem_index_of<Container const>::value>::type
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> {
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public:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::size_type
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range_index_of(Container const& cont, typename sprout::container_traits<Container const>::iterator p) {
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return sprout::distance(sprout::begin(cont), p);
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}
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};
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//
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// container_range_traits_default
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//
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template<typename Container>
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struct container_range_traits_default
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: public sprout::detail::container_range_traits_range_size_impl<Container>
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, public sprout::detail::container_range_traits_range_empty_impl<Container>
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, public sprout::detail::container_range_traits_range_front_impl<Container>
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, public sprout::detail::container_range_traits_range_front_const_impl<Container>
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, public sprout::detail::container_range_traits_range_back_impl<Container>
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, public sprout::detail::container_range_traits_range_back_const_impl<Container>
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, public sprout::detail::container_range_traits_range_at_impl<Container>
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, public sprout::detail::container_range_traits_range_at_const_impl<Container>
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, public sprout::detail::container_range_traits_range_nth_impl<Container>
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, public sprout::detail::container_range_traits_range_nth_const_impl<Container>
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, public sprout::detail::container_range_traits_range_index_of_impl<Container>
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, public sprout::detail::container_range_traits_range_index_of_const_impl<Container>
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{
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using sprout::detail::container_range_traits_range_front_impl<Container>::range_front;
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using sprout::detail::container_range_traits_range_front_const_impl<Container>::range_front;
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using sprout::detail::container_range_traits_range_back_impl<Container>::range_back;
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using sprout::detail::container_range_traits_range_back_const_impl<Container>::range_back;
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using sprout::detail::container_range_traits_range_at_impl<Container>::range_at;
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using sprout::detail::container_range_traits_range_at_const_impl<Container>::range_at;
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using sprout::detail::container_range_traits_range_nth_impl<Container>::range_nth;
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using sprout::detail::container_range_traits_range_nth_const_impl<Container>::range_nth;
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using sprout::detail::container_range_traits_range_index_of_impl<Container>::range_index_of;
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using sprout::detail::container_range_traits_range_index_of_const_impl<Container>::range_index_of;
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public:
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// iterators:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
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range_begin(Container& cont) {
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return cont.begin();
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_begin(Container const& cont) {
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return cont.begin();
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
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range_end(Container& cont) {
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return cont.end();
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_end(Container const& cont) {
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return cont.end();
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}
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// data access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container>::pointer
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range_data(Container& cont) {
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return cont.data();
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::pointer
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range_data(Container const& cont) {
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return cont.data();
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}
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};
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//
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// container_range_traits_const_default
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//
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template<typename Container>
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struct container_range_traits_const_default {
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public:
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// iterators:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_begin(Container const& cont) {
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return sprout::container_range_traits<Container>::range_begin(cont);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_end(Container const& cont) {
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return sprout::container_range_traits<Container>::range_end(cont);
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}
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// capacity:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::size_type
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range_size(Container const& cont) {
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return sprout::container_range_traits<Container>::range_size(cont);
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}
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static SPROUT_CONSTEXPR bool
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range_empty(Container const& cont) {
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return sprout::container_range_traits<Container>::range_empty(cont);
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}
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// element access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_front(Container const& cont) {
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return sprout::container_range_traits<Container>::range_front(cont);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_back(Container const& cont) {
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return sprout::container_range_traits<Container>::range_back(cont);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::reference
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range_at(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return sprout::container_range_traits<Container>::range_at(cont, i);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
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range_nth(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
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return sprout::container_range_traits<Container>::range_nth(cont, i);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::size_type
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range_index_of(Container const& cont, typename sprout::container_traits<Container const>::iterator p) {
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return sprout::container_range_traits<Container>::range_index_of(cont, p);
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}
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// data access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::pointer
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range_data(Container const& cont) {
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return sprout::container_range_traits<Container>::range_data(cont);
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}
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};
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} // namespace detail
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//
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// container_range_traits
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//
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template<typename Container>
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struct container_range_traits
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: public sprout::detail::container_range_traits_default<Container>
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{};
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template<typename Container>
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struct container_range_traits<Container const>
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: public sprout::detail::container_range_traits_const_default<Container>
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{};
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template<typename T, std::size_t N>
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struct container_range_traits<T[N]> {
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public:
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// iterators:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
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range_begin(T (& arr)[N]) {
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typedef typename sprout::container_traits<T[N]>::iterator type;
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return type(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_begin(T const (& arr)[N]) {
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typedef typename sprout::container_traits<T const[N]>::iterator type;
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return type(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
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range_end(T (& arr)[N]) {
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typedef typename sprout::container_traits<T[N]>::iterator type;
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return type(arr) + N;
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_end(T const (& arr)[N]) {
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typedef typename sprout::container_traits<T const[N]>::iterator type;
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return type(arr) + N;
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}
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// capacity:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::size_type
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range_size(T const (&)[N]) {
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return N;
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}
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static SPROUT_CONSTEXPR bool
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range_empty(T const (&)[N]) {
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return false;
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}
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// element access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::reference
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range_front(T (& arr)[N]) {
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return arr[0];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_front(T const (& arr)[N]) {
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return arr[0];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::reference
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range_back(T (& arr)[N]) {
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return arr[N - 1];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_back(T const (& arr)[N]) {
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return arr[N - 1];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::reference
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range_at(T (& arr)[N], typename sprout::container_traits<T[N]>::size_type i) {
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return arr[i];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_at(T const (& arr)[N], typename sprout::container_traits<T const[N]>::size_type i) {
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return arr[i];
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
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range_nth(T (& arr)[N], typename sprout::container_traits<T[N]>::size_type i) {
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typedef typename sprout::container_traits<T[N]>::iterator type;
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return type(arr) + i;
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_nth(T const (& arr)[N], typename sprout::container_traits<T const[N]>::size_type i) {
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typedef typename sprout::container_traits<T const[N]>::iterator type;
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return type(arr) + i;
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::size_type
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range_index_of(T (& arr)[N], typename sprout::container_traits<T[N]>::iterator p) {
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typedef typename sprout::container_traits<T[N]>::iterator type;
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return sprout::distance(type(arr), p);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::size_type
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range_index_of(T const (& arr)[N], typename sprout::container_traits<T const[N]>::iterator p) {
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typedef typename sprout::container_traits<T const[N]>::iterator type;
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return sprout::distance(type(arr), p);
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}
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// data access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::pointer
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range_data(T (& arr)[N]) {
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typedef typename sprout::container_traits<T[N]>::pointer type;
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return type(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::pointer
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range_data(T const (& arr)[N]) {
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typedef typename sprout::container_traits<T const[N]>::pointer type;
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return type(arr);
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}
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};
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template<typename T, std::size_t N>
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struct container_range_traits<T const[N]> {
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public:
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// iterators:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_begin(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_begin(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_end(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_end(arr);
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}
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// capacity:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::size_type
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range_size(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_size(arr);
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}
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static SPROUT_CONSTEXPR bool
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range_empty(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_empty(arr);
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}
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// element access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_front(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_front(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_back(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_back(arr);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::reference
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range_at(T const (& arr)[N], typename sprout::container_traits<T const[N]>::size_type i) {
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return sprout::container_range_traits<T[N]>::range_at(arr, i);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
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range_nth(T const (& arr)[N], typename sprout::container_traits<T const[N]>::size_type i) {
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return sprout::container_range_traits<T[N]>::range_nth(arr, i);
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}
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::size_type
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range_index_of(T const (& arr)[N], typename sprout::container_traits<T const[N]>::iterator p) {
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return sprout::container_range_traits<T[N]>::range_index_of(arr, p);
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}
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// data access:
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static SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::pointer
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range_data(T const (& arr)[N]) {
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return sprout::container_range_traits<T[N]>::range_data(arr);
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}
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};
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} // namespace sprout
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#endif // #ifndef SPROUT_CONTAINER_CONTAINER_RANGE_TRAITS_HPP
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