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[ranges.syn][range.dangling] Index miscellaneous alias templates in ranges #8090

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Merged
jensmaurer merged 2 commits into from
Oct 17, 2025
Merged

[ranges.syn][range.dangling] Index miscellaneous alias templates in ranges #8090

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4e01345
[ranges.syn] Index miscellaneous alias templates
frederick-vs-ja Jul 18, 2025
d52ccb1
[range.dangling] Index `borrowed_iterator_t` and `borrowed_subrange_t`
frederick-vs-ja Jul 18, 2025
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28 changes: 15 additions & 13 deletions source/ranges.tex
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Original file line number Diff line number Diff line change
Expand Up @@ -63,27 +63,27 @@
concept borrowed_range = @\seebelow@;

template<class T>
using iterator_t = decltype(ranges::begin(declval<T&>()));
using @\libglobal{iterator_t}@ = decltype(ranges::begin(declval<T&>()));
template<@\libconcept{range}@ R>
using sentinel_t = decltype(ranges::end(declval<R&>()));
using @\libglobal{sentinel_t}@ = decltype(ranges::end(declval<R&>()));
template<@\libconcept{range}@ R>
using const_iterator_t = decltype(ranges::cbegin(declval<R&>()));
using @\libglobal{const_iterator_t}@ = decltype(ranges::cbegin(declval<R&>()));
template<@\libconcept{range}@ R>
using const_sentinel_t = decltype(ranges::cend(declval<R&>()));
using @\libglobal{const_sentinel_t}@ = decltype(ranges::cend(declval<R&>()));
template<@\libconcept{range}@ R>
using range_difference_t = iter_difference_t<iterator_t<R>>;
using @\libglobal{range_difference_t}@ = iter_difference_t<iterator_t<R>>;
template<@\libconcept{sized_range}@ R>
using range_size_t = decltype(ranges::size(declval<R&>()));
using @\libglobal{range_size_t}@ = decltype(ranges::size(declval<R&>()));
template<@\libconcept{range}@ R>
using range_value_t = iter_value_t<iterator_t<R>>;
using @\libglobal{range_value_t}@ = iter_value_t<iterator_t<R>>;
template<@\libconcept{range}@ R>
using range_reference_t = iter_reference_t<iterator_t<R>>;
using @\libglobal{range_reference_t}@ = iter_reference_t<iterator_t<R>>;
template<@\libconcept{range}@ R>
using range_const_reference_t = iter_const_reference_t<iterator_t<R>>;
using @\libglobal{range_const_reference_t}@ = iter_const_reference_t<iterator_t<R>>;
template<@\libconcept{range}@ R>
using range_rvalue_reference_t = iter_rvalue_reference_t<iterator_t<R>>;
using @\libglobal{range_rvalue_reference_t}@ = iter_rvalue_reference_t<iterator_t<R>>;
template<@\libconcept{range}@ R>
using range_common_reference_t = iter_common_reference_t<iterator_t<R>>;
using @\libglobal{range_common_reference_t}@ = iter_common_reference_t<iterator_t<R>>;

// \ref{range.sized}, sized ranges
template<class>
Expand Down Expand Up @@ -235,9 +235,9 @@
requires @\seebelow@
class basic_istream_view; // hosted
template<class Val>
using istream_view = basic_istream_view<Val, char>; // hosted
using @\libglobal{istream_view}@ = basic_istream_view<Val, char>; // hosted
template<class Val>
using wistream_view = basic_istream_view<Val, wchar_t>; // hosted
using @\libglobal{wistream_view}@ = basic_istream_view<Val, wchar_t>; // hosted

namespace views {
template<class T> constexpr @\unspecnc@ istream = @\unspecnc@; // hosted
Expand Down Expand Up @@ -2298,6 +2298,8 @@
model \libconcept{borrowed_range}.
\end{example}

\indexlibraryglobal{borrowed_iterator_t}%
\indexlibraryglobal{borrowed_subrange_t}%
\pnum
For a type \tcode{R} that models \libconcept{range}:
\begin{itemize}
Expand Down