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https://github.com/bolero-MURAKAMI/Sprout.git
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103 lines
3 KiB
C++
103 lines
3 KiB
C++
#ifndef SPROUT_CONTAINER_CONTAINER_TRANSFORM_TRAITS_HPP
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#define SPROUT_CONTAINER_CONTAINER_TRANSFORM_TRAITS_HPP
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#include <cstddef>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/container/container_traits.hpp>
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namespace sprout {
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//
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// container_transform_traits
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//
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template<typename Container>
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struct container_transform_traits;
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namespace detail {
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template<typename Container>
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struct is_like_array_class
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: public std::false_type
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{};
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template<
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template<typename, std::size_t> class Array,
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typename T,
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std::size_t N
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>
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struct is_like_array_class<Array<T, N> >
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: public std::true_type
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{};
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template<typename Container>
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struct is_like_array_class<Container const>
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: public sprout::detail::is_like_array_class<Container>
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{};
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template<typename Container>
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struct is_like_array_class<Container volatile>
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: public sprout::detail::is_like_array_class<Container>
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{};
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template<typename Container>
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struct is_like_array_class<Container const volatile>
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: public sprout::detail::is_like_array_class<Container>
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{};
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template<typename Container, typename sprout::container_traits<Container>::size_type Size>
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struct default_array_rebind_size;
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template<
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template<typename, std::size_t> class Array,
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typename T,
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std::size_t N,
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typename sprout::container_traits<Array<T, N> >::size_type Size
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>
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struct default_array_rebind_size<Array<T, N>, Size> {
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public:
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typedef Array<T, Size> type;
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};
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template<typename Container, typename = void>
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struct inherit_default_rebind_size {};
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template<typename Container>
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struct inherit_default_rebind_size<
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Container,
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typename std::enable_if<sprout::detail::is_like_array_class<Container>::value>::type
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> {
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public:
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template<typename sprout::container_traits<Container>::size_type Size>
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struct rebind_size
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: public sprout::detail::default_array_rebind_size<Container, Size>
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{};
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};
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} // namespace detail
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template<typename Container>
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struct container_transform_traits
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: public sprout::detail::inherit_default_rebind_size<Container>
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{};
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template<typename Container>
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struct container_transform_traits<Container const> {
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public:
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template<typename sprout::container_traits<Container>::size_type Size>
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struct rebind_size {
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typedef typename sprout::container_transform_traits<Container>::template rebind_size<Size>::type const type;
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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_transform_traits<T[N]> {
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public:
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template<typename sprout::container_traits<T[N]>::size_type Size>
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struct rebind_size {
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public:
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typedef T type[Size];
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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_transform_traits<T const[N]> {
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public:
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template<typename sprout::container_traits<T const[N]>::size_type Size>
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struct rebind_size {
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public:
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typedef T const type[Size];
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};
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};
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} // namespace sprout
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#endif // #ifndef SPROUT_CONTAINER_CONTAINER_TRANSFORM_TRAITS_HPP
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