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1 // Copyright Louis Dionne 2013-2017
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
5 #include <boost/hana/equal.hpp>
6 #include <boost/hana/lift.hpp>
7 #include <boost/hana/optional.hpp>
8 #include <boost/hana/tuple.hpp>
9 namespace hana
= boost::hana
;
12 static_assert(hana::lift
<hana::tuple_tag
>('x') == hana::make_tuple('x'), "");
13 static_assert(hana::lift
<hana::optional_tag
>('x') == hana::just('x'), "");