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fix adapt interface (range functions)

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bolero-MURAKAMI 2016-04-10 13:48:41 +09:00
parent 36e0b187c0
commit 4cceea862f
11 changed files with 479 additions and 585 deletions
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40
sprout/container/nth.hpp
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@ -12,59 +12,39 @@
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/container/traits_fwd.hpp>
#include <sprout/container/container_traits.hpp>
#include <sprout/adl/not_found.hpp>
namespace sprout_adl {
sprout::not_found_via_adl range_nth(...);
} // namespace sprout_adl
namespace sprout {
namespace container_detail {
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
range_nth(Container& cont, typename sprout::container_traits<Container>::size_type i) {
return sprout::container_range_traits<Container>::range_nth(cont, i);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
range_nth(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
return sprout::container_range_traits<Container>::range_nth(cont, i);
}
} // namespace container_detail
//
// nth
//
// effect:
// ADL callable range_nth(cont, i) -> range_nth(cont, i)
// otherwise -> sprout::container_range_traits<Container>::range_nth(cont, i)
// sprout::container_range_traits<Container>::range_nth(cont, i)
// [default]
// callable cont.nth(i) -> cont.nth(i)
// otherwise -> *next(begin(cont), i)
// ADL callable range_nth(cont, i) -> range_nth(cont, i)
// [default]
// Container is T[N] -> iterator(cont) + i
// callable cont.nth(i) -> cont.nth(i)
// otherwise -> sprout::next(sprout::begin(cont), i)
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container>::iterator
nth(Container& cont, typename sprout::container_traits<Container>::size_type i) {
using sprout::container_detail::range_nth;
using sprout_adl::range_nth;
return range_nth(cont, i);
return sprout::container_range_traits<Container>::range_nth(cont, i);
}
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::container_traits<Container const>::iterator
nth(Container const& cont, typename sprout::container_traits<Container const>::size_type i) {
using sprout::container_detail::range_nth;
using sprout_adl::range_nth;
return range_nth(cont, i);
return sprout::container_range_traits<Container const>::range_nth(cont, i);
}
template<typename T, std::size_t N>
inline SPROUT_CONSTEXPR typename sprout::container_traits<T[N]>::iterator
nth(T (& arr)[N], typename sprout::container_traits<T[N]>::size_type i) {
return sprout::container_detail::range_nth(arr, i);
return sprout::container_range_traits<T[N]>::range_nth(arr, i);
}
template<typename T, std::size_t N>
inline SPROUT_CONSTEXPR typename sprout::container_traits<T const[N]>::iterator
nth(T const (& arr)[N], typename sprout::container_traits<T const[N]>::size_type i) {
return sprout::container_detail::range_nth(arr, i);
return sprout::container_range_traits<T const[N]>::range_nth(arr, i);
}
//