tmp/tmpd9j_v229/{from.md → to.md}
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| 1 |
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#### Class template `join_view::sentinel` <a id="range.join.sentinel">[[range.join.sentinel]]</a>
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``` cpp
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namespace std::ranges {
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template<input_range V>
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requires view<V> && input_range<range_reference_t<V>> &&
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(is_reference_v<range_reference_t<V>> ||
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view<range_value_t<V>>)
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template<bool Const>
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struct join_view<V>::sentinel {
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private:
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using Parent = // exposition only
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conditional_t<Const, const join_view, join_view>;
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using Base = conditional_t<Const, const V, V>; // exposition only
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sentinel_t<Base> end_ = sentinel_t<Base>(); // exposition only
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public:
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sentinel() = default;
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constexpr explicit sentinel(Parent& parent);
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constexpr sentinel(sentinel<!Const> s)
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requires Const && convertible_to<sentinel_t<V>, sentinel_t<Base>>;
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friend constexpr bool operator==(const iterator<Const>& x, const sentinel& y);
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};
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}
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```
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``` cpp
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constexpr explicit sentinel(Parent& parent);
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```
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*Effects:* Initializes *end\_* with `ranges::end(parent.`*`base_`*`)`.
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``` cpp
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constexpr sentinel(sentinel<!Const> s)
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requires Const && convertible_to<sentinel_t<V>, sentinel_t<Base>>;
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```
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*Effects:* Initializes *end\_* with `std::move(s.`*`end_`*`)`.
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``` cpp
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friend constexpr bool operator==(const iterator<Const>& x, const sentinel& y);
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```
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*Effects:* Equivalent to: `return x.`*`outer_`*` == y.`*`end_`*`;`
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