| 1 | // Copyright Louis Dionne 2013-2022 |
|---|---|
| 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) |
| 4 | |
| 5 | #include <boost/hana/chain.hpp> |
| 6 | #include <boost/hana/ext/std/tuple.hpp> |
| 7 | #include <boost/hana/functional/compose.hpp> |
| 8 | #include <boost/hana/lift.hpp> |
| 9 | |
| 10 | #include <laws/base.hpp> |
| 11 | |
| 12 | #include <tuple> |
| 13 | namespace hana = boost::hana; |
| 14 | |
| 15 | |
| 16 | int main() { |
| 17 | using M = hana::ext::std::tuple_tag; |
| 18 | auto m = std::make_tuple(hana::test::ct_eq<0>{}); |
| 19 | auto f = hana::compose(hana::lift<M>, hana::test::_injection<0>{}); |
| 20 | hana::chain(m, hana::compose(hana::lift<M>, f)); |
| 21 | } |
| 22 |