#include <boost/hana/find_if.hpp>
-BOOST_HANA_NAMESPACE_BEGIN
+namespace boost { namespace hana {
//! @cond
template <typename Xs, typename Key>
constexpr auto find_t::operator()(Xs&& xs, Key const& key) const {
detail::equal_to<Key>{key});
}
};
-BOOST_HANA_NAMESPACE_END
+}} // end namespace boost::hana
#endif // !BOOST_HANA_FIND_HPP