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Make CTL definitions less ambiguous

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Justine Tunney 2024-07-01 03:48:28 -07:00
parent 239f8ce76e
commit acbabedf27
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30 changed files with 176 additions and 173 deletions
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12
ctl/distance.h
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@ -8,28 +8,30 @@
namespace ctl {
template<class InputIter>
constexpr typename iterator_traits<InputIter>::difference_type
constexpr typename ctl::iterator_traits<InputIter>::difference_type
distance_impl(InputIter first, InputIter last, input_iterator_tag)
{
typename iterator_traits<InputIter>::difference_type res(0);
typename ctl::iterator_traits<InputIter>::difference_type res(0);
for (; first != last; ++first)
++res;
return res;
}
template<class RandIter>
constexpr typename iterator_traits<RandIter>::difference_type
constexpr typename ctl::iterator_traits<RandIter>::difference_type
distance_impl(RandIter first, RandIter last, random_access_iterator_tag)
{
return last - first;
}
template<class InputIter>
constexpr typename iterator_traits<InputIter>::difference_type
constexpr typename ctl::iterator_traits<InputIter>::difference_type
distance(InputIter first, InputIter last)
{
return distance_impl(
first, last, typename iterator_traits<InputIter>::iterator_category());
first,
last,
typename ctl::iterator_traits<InputIter>::iterator_category());
}
} // namespace ctl