[range.transform.sentinel] (original) (raw)
25 Ranges library [ranges]
25.7 Range adaptors [range.adaptors]
25.7.9 Transform view [range.transform]
25.7.9.4 Class template transform_view::sentinel [range.transform.sentinel]
namespace std::ranges { template<input_range V, move_constructible F> requires view<V> && is_object_v<F> && regular_invocable<F&, range_reference_t<V>> && can-reference<invoke_result_t<F&, range_reference_t<V>>> template<bool Const> class transform_view<V, F>::sentinel { private: using Parent = maybe-const<Const, transform_view>; using Base = maybe-const<Const, V>; sentinel_t<_Base_> end_ = sentinel_t<_Base_>(); public: sentinel() = default;constexpr explicit sentinel(sentinel_t<_Base_> end);constexpr sentinel(sentinel<!Const> i) requires Const && convertible_to<sentinel_t<V>, sentinel_t<_Base_>>;constexpr sentinel_t<_Base_> base() const;template<bool OtherConst> requires sentinel_for<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr bool operator==(const iterator<OtherConst>& x, const sentinel& y);template<bool OtherConst> requires sized_sentinel_for<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr range_difference_t<_maybe-const_<OtherConst, V>> operator-(const iterator<OtherConst>& x, const sentinel& y);template<bool OtherConst> requires sized_sentinel_for<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr range_difference_t<_maybe-const_<OtherConst, V>> operator-(const sentinel& y, const iterator<OtherConst>& x);};}
constexpr explicit _sentinel_(sentinel_t<_Base_> end);
Effects: Initializes end_ with end.
constexpr _sentinel_(_sentinel_<!Const> i) requires Const && [convertible_to](concept.convertible#concept:convertible%5Fto "18.4.4 Concept convertible_to [concept.convertible]")<sentinel_t<V>, sentinel_t<_Base_>>;
Effects: Initializes end_ with std::move(i.end_).
constexpr sentinel_t<_Base_> base() const;
Effects: Equivalent to: return end_;
template<bool OtherConst> requires [sentinel_for](iterator.concept.sentinel#concept:sentinel%5Ffor "24.3.4.7 Concept sentinel_for [iterator.concept.sentinel]")<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr bool operator==(const _iterator_<OtherConst>& x, const _sentinel_& y);
Effects: Equivalent to: return x.current_ == y.end_;
template<bool OtherConst> requires [sized_sentinel_for](iterator.concept.sizedsentinel#concept:sized%5Fsentinel%5Ffor "24.3.4.8 Concept sized_sentinel_for [iterator.concept.sizedsentinel]")<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr range_difference_t<_maybe-const_<OtherConst, V>> operator-(const _iterator_<OtherConst>& x, const _sentinel_& y);
Effects: Equivalent to: return x.current_ - y.end_;
template<bool OtherConst> requires [sized_sentinel_for](iterator.concept.sizedsentinel#concept:sized%5Fsentinel%5Ffor "24.3.4.8 Concept sized_sentinel_for [iterator.concept.sizedsentinel]")<sentinel_t<_Base_>, iterator_t<_maybe-const_<OtherConst, V>>> friend constexpr range_difference_t<_maybe-const_<OtherConst, V>> operator-(const _sentinel_& y, const _iterator_<OtherConst>& x);
Effects: Equivalent to: return y.end_ - x.current_;