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adapter: remove std::iterator due to deprecation

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This commit is contained in:
Danny Robson 2022-07-25 11:57:29 +10:00
parent 77071e3334
commit 013fd2bb61
1 changed files with 6 additions and 10 deletions
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16
adapter.hpp
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@ -192,20 +192,16 @@ namespace cruft::adapter {
/// corresponds to the underlying iterator::value_type when /// corresponds to the underlying iterator::value_type when
/// dereferenced. /// dereferenced.
template <size_t I, typename IteratorT> template <size_t I, typename IteratorT>
struct scalar : public std::iterator< struct scalar {
typename std::iterator_traits<IteratorT>::iterator_category, public:
typename std::tuple_element< using iterator_category = typename std::iterator_traits<IteratorT>::iterator_category;
using value_type = typename std::tuple_element<
I, I,
typename std::iterator_traits< typename std::iterator_traits<
IteratorT IteratorT
>::value_type >::value_type
>::type, >::type;
typename std::iterator_traits<IteratorT>::difference_type using difference_type = typename std::iterator_traits<IteratorT>::difference_type;
> {
public:
using inner_type = typename std::iterator_traits<IteratorT>::value_type;
using value_type = decltype (std::get<I> (std::declval<inner_type> ()));
using reference = value_type&; using reference = value_type&;
using const_reference = value_type const&; using const_reference = value_type const&;