Range-v3
Range algorithms, views, and actions for the Standard Library
concepts.hpp File Reference

Classes

struct  ranges::incrementable_traits< detail::projected_< I, Proj > >
 
struct  ranges::sentinel_tag
 
struct  ranges::sized_sentinel_tag
 

Typedefs

template<typename Fun , typename... Is>
using ranges::indirect_result_t = detail::enable_if_t<(bool) and_v<(bool) indirectly_readable< Is >... >, invoke_result_t< Fun, iter_reference_t< Is >... > >
 
template<typename Rng >
using ranges::iterator_tag_of = std::enable_if_t< input_iterator< Rng >, meta::conditional_t< contiguous_iterator< Rng >, ranges::contiguous_iterator_tag, meta::conditional_t< random_access_iterator< Rng >, std::random_access_iterator_tag, meta::conditional_t< bidirectional_iterator< Rng >, std::bidirectional_iterator_tag, meta::conditional_t< forward_iterator< Rng >, std::forward_iterator_tag, std::input_iterator_tag > >> >>
 
template<typename I , typename Proj >
using ranges::projected = typename detail::select_projected_< Proj >::template apply< I >
 
template<typename S , typename I >
using ranges::sentinel_tag_of = std::enable_if_t< sentinel_for< S, I >, meta::conditional_t< sized_sentinel_for< S, I >, sized_sentinel_tag, sentinel_tag > >
 

Variables

concept indirectly_writable< O, iter_value_t< I > const & > &&copyable< iter_value_t< I > > &&constructible_from< iter_value_t< I >, iter_reference_t< I > > && ranges::assignable_from< iter_value_t< I > &, iter_reference_t< I > >
 
concept indirectly_writable< O, iter_value_t< I > > &&movable< iter_value_t< I > > &&constructible_from< iter_value_t< I >, iter_rvalue_reference_t< I > > && ranges::assignable_from< iter_value_t< I > &, iter_rvalue_reference_t< I > >
 
template<typename I >
concept ranges::bbidirectional_iterator
 \concept bidirectional_iterator More...
 
template<typename I >
concept ranges::bidirectional_iterator_ = requires( I i ) { --i, i--, concepts::requires_<same_as<I&, decltype(--i)>>, concepts::requires_<same_as<I, decltype(i--)>> ; }
 \concept bidirectional_iterator_ More...
 
template<typename I >
concept ranges::ccontiguous_iterator
 \concept contiguous_iterator More...
 
concept regular_invocable< F &, iter_value_t< I > & > &&regular_invocable< F &, iter_reference_t< I > > &&regular_invocable< F &, iter_common_reference_t< I > > && ranges::common_reference_with< invoke_result_t< F &, iter_value_t< I > & >, invoke_result_t< F &, iter_reference_t< I > > >
 
concept same_as< iter_reference_t< I const >, iter_reference_t< I > > &&same_as< iter_rvalue_reference_t< I const >, iter_rvalue_reference_t< I > > &&common_reference_with< iter_reference_t< I > &&, iter_value_t< I > & > &&common_reference_with< iter_reference_t< I > &&, iter_rvalue_reference_t< I > && > && ranges::common_reference_with< iter_rvalue_reference_t< I > &&, iter_value_t< I > const & >
 
concept ranges::contiguous_iterator_ =
 
template<typename I >
concept ranges::fforward_iterator
 \concept forward_iterator More...
 
template<typename I >
concept ranges::iincrementable
 \concept incrementable More...
 
template<typename F , typename I1 , typename I2 >
concept ranges::iindirect_binary_predicate_
 \concept indirect_binary_predicate_ More...
 
template<typename F , typename I1 , typename I2 = I1>
concept ranges::iindirect_relation
 \concept indirect_relation More...
 
template<typename F , typename I1 , typename I2 = I1>
concept ranges::iindirect_strict_weak_order
 \concept indirect_strict_weak_order More...
 
template<typename F , typename I >
concept ranges::iindirect_unary_predicate
 \concept indirect_unary_predicate More...
 
template<typename I1 , typename I2 , typename C , typename P1 = identity, typename P2 = identity>
concept ranges::iindirectly_comparable
 \concept indirectly_comparable More...
 
template<typename I , typename O >
concept ranges::iindirectly_copyable
 \concept indirectly_copyable More...
 
template<typename I , typename O >
concept ranges::iindirectly_copyable_storable
 \concept indirectly_copyable_storable More...
 
template<typename I , typename O >
concept ranges::iindirectly_movable
 \concept indirectly_movable More...
 
template<typename I , typename O >
concept ranges::iindirectly_movable_storable
 \concept indirectly_movable_storable More...
 
template<typename I >
concept ranges::iindirectly_readable
 \concept indirectly_readable More...
 
template<typename F , typename I >
concept ranges::iindirectly_regular_unary_invocable
 \concept indirectly_regular_unary_invocable More...
 
template<typename I1 , typename I2 = I1>
concept ranges::iindirectly_swappable
 \concept indirectly_swappable More...
 
template<typename F , typename I >
concept ranges::iindirectly_unary_invocable
 \concept indirectly_unary_invocable More...
 
template<typename O , typename T >
concept ranges::iindirectly_writable
 \concept indirectly_writable More...
 
template<typename I >
concept ranges::iinput_iterator
 \concept input_iterator More...
 
template<typename I >
concept ranges::iinput_or_output_iterator
 \concept input_or_output_iterator More...
 
template<typename I >
concept ranges::incrementable_ = requires( I i ) { concepts::requires_<same_as<I, decltype(i++)>> ; }
 \concept incrementable_ More...
 
concept ranges::indirect_binary_predicate_impl_ =
 
concept ranges::indirect_relation< C, projected< I1, P1 >, projected< I2, P2 > >
 
concept ranges::indirect_relation_ =
 
concept ranges::indirect_strict_weak_order< C, projected< I1, P1 >, projected< I2, P2 > >
 
concept ranges::indirect_strict_weak_order_ =
 
concept ranges::indirect_unary_predicate_ =
 
concept ranges::indirectly_copyable_ =
 
concept ranges::indirectly_copyable_storable_ =
 
concept ranges::indirectly_movable_ =
 
concept ranges::indirectly_movable_storable_ =
 
concept ranges::indirectly_regular_unary_invocable_ =
 
template<typename I1 , typename I2 >
concept ranges::indirectly_swappable_ = requires( I1 const i1, I2 const i2 ) { ranges::iter_swap(i1, i2), ranges::iter_swap(i1, i1), ranges::iter_swap(i2, i2), ranges::iter_swap(i2, i1) ; }
 \concept indirectly_swappable_ More...
 
concept ranges::indirectly_writable< O, iter_reference_t< I > >
 
concept ranges::indirectly_writable< O, iter_rvalue_reference_t< I > >
 
concept ranges::input_or_output_iterator_ =
 
template<typename I1 , typename I2 , typename Out , typename C = less, typename P1 = identity, typename P2 = identity>
concept ranges::mmergeable
 
template<typename Out , typename T >
concept ranges::ooutput_iterator
 \concept output_iterator More...
 
template<typename Out , typename T >
concept ranges::output_iterator_ = requires( Out o, T && t ) { *o++ = (T &&) t ; }
 \concept output_iterator_ More...
 
template<typename I >
concept ranges::ppermutable
 \concept permutable More...
 
concept predicate< F &, iter_value_t< I > & > &&predicate< F &, iter_reference_t< I > > && ranges::predicate< F &, iter_common_reference_t< I > >
 
concept predicate< F &, iter_value_t< I1 > &, iter_value_t< I2 > & > &&predicate< F &, iter_value_t< I1 > &, iter_reference_t< I2 > > &&predicate< F &, iter_reference_t< I1 >, iter_value_t< I2 > & > &&predicate< F &, iter_reference_t< I1 >, iter_reference_t< I2 > > && ranges::predicate< F &, iter_common_reference_t< I1 >, iter_common_reference_t< I2 > >
 
concept ranges::projected_indirect_relation_ =
 
concept ranges::projected_indirect_strict_weak_order_ =
 
template<typename I >
concept ranges::random_access_iterator_ = requires( I i, iter_difference_t<I> n ) { i + n, n + i, i - n, i += n, i -= n, concepts::requires_<same_as<decltype(i + n), I>>, concepts::requires_<same_as<decltype(n + i), I>>, concepts::requires_<same_as<decltype(i - n), I>>, concepts::requires_<same_as<decltype(i += n), I&>>, concepts::requires_<same_as<decltype(i -= n), I&>>, concepts::requires_<same_as<decltype(i[n]), iter_reference_t<I>>> ; }
 \concept random_access_iterator_ More...
 
template<typename I >
constexpr bool ranges::readable
 
concept ranges::readable_ =
 
concept relation< F &, iter_value_t< I1 > &, iter_value_t< I2 > & > &&relation< F &, iter_value_t< I1 > &, iter_reference_t< I2 > > &&relation< F &, iter_reference_t< I1 >, iter_value_t< I2 > & > &&relation< F &, iter_reference_t< I1 >, iter_reference_t< I2 > > && ranges::relation< F &, iter_common_reference_t< I1 >, iter_common_reference_t< I2 > >
 
template<typename I >
concept ranges::rrandom_access_iterator
 \concept random_access_iterator More...
 
concept !disable_sized_sentinel< std::remove_cv_t< S >, std::remove_cv_t< I > > && ranges::sentinel_for< S, I >
 
template<typename S , typename I >
concept ranges::sized_sentinel_for_ = requires( S const & s, I const & i ) { s - i, i - s, concepts::requires_<same_as<iter_difference_t<I>, decltype(s - i)>>, concepts::requires_<same_as<iter_difference_t<I>, decltype(i - s)>> ; }
 \concept sized_sentinel_for_ More...
 
template<typename S , typename I >
concept ranges::ssentinel_for
 \concept sentinel_for More...
 
template<typename S , typename I >
concept ranges::ssized_sentinel_for
 \concept sized_sentinel_for More...
 
template<typename I , typename C = less, typename P = identity>
concept ranges::ssortable
 \concept sortable More...
 
concept strict_weak_order< F &, iter_value_t< I1 > &, iter_value_t< I2 > & > &&strict_weak_order< F &, iter_value_t< I1 > &, iter_reference_t< I2 > > &&strict_weak_order< F &, iter_reference_t< I1 >, iter_value_t< I2 > & > &&strict_weak_order< F &, iter_reference_t< I1 >, iter_reference_t< I2 > > && ranges::strict_weak_order< F &, iter_common_reference_t< I1 >, iter_common_reference_t< I2 > >
 
template<typename I >
concept ranges::weakly_incrementable_ = requires( I i ) { ++i, i++, concepts::requires_<same_as<I&, decltype(++i)>> ; }
 \concept weakly_incrementable_ More...
 
concept ranges::with_category_ =
 
template<typename O , typename T >
constexpr bool ranges::writable
 
template<typename O , typename T >
concept ranges::writable_ = requires( O && o, T && t ) { *o = (T &&) t, *(O &&) o = (T &&) t, const_cast<iter_reference_t<O> const &&>(*o) = (T &&) t, const_cast<iter_reference_t<O> const &&>(*(O &&) o) = (T &&) t ; }
 \concept writable_ More...
 
template<typename I >
concept ranges::wweakly_incrementable
 \concept weakly_incrementable More...