# endif
#endif
-BOOST_HANA_NAMESPACE_BEGIN namespace detail {
+namespace boost { namespace hana { namespace detail {
namespace td {
template <std::size_t I, typename T>
struct elt { using type = T; };
using type = typename decltype(td::get_elt<n>(Indexer{}))::type;
#endif
};
-} BOOST_HANA_NAMESPACE_END
+} }} // end namespace boost::hana
#endif // !BOOST_HANA_DETAIL_TYPE_AT_HPP