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Implement heterogeneous equal_range() for set

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Christian Mazakas
2021-12-27 12:08:01 -08:00
parent b23e47c478
commit 57a2b65488
1 changed files with 13 additions and 0 deletions
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13
include/boost/unordered/unordered_set.hpp
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@ -503,6 +503,19 @@ namespace boost {
std::pair<const_iterator, const_iterator> equal_range(
const key_type&) const;
template <class Key>
typename boost::enable_if_c<detail::are_transparent<Key, H, P>::value,
std::pair<const_iterator, const_iterator> >::type
equal_range(Key const& k) const
{
node_pointer n = table_.find_node_impl(
table::policy::apply_hash(this->hash_function(), k), k,
this->key_eq());
return std::make_pair(
const_iterator(n), const_iterator(n ? table::next_node(n) : n));
}
// bucket interface
size_type bucket_count() const BOOST_NOEXCEPT