Support sentinels in erase_after

Author: davidstone

source/containers/algorithms/erase.cpp

@@ -20,6 +20,7 @@ import containers.count_type;
 import containers.erase_concepts;
 import containers.iterator_t;
 import containers.mutable_iterator;
+import containers.sentinel_for;
 import containers.size;
 import containers.splicable;
 import containers.subrange;
@@ -119,7 +120,7 @@ constexpr auto erase_if(Container & container, auto predicate) -> count_type<Con
 }
 
 export template<has_member_erase_after Container>
-constexpr auto erase_after(Container & container, iterator_t<Container const &> const before_first, iterator_t<Container const &> const last) -> void {
+constexpr auto erase_after(Container & container, iterator_t<Container const &> const before_first, sentinel_for<iterator_t<Container const &>> auto const last) -> void {
 	auto it = containers::next(before_first);
 	while (it != last) {
 		it = container.erase_after(before_first);