| 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/fold_left.hpp> |
| 6 | #include <boost/hana/fold_right.hpp> |
| 7 | #include <boost/hana/minus.hpp> |
| 8 | #include <boost/hana/pair.hpp> |
| 9 | #include <boost/hana/plus.hpp> |
| 10 | namespace hana = boost::hana; |
| 11 | |
| 12 | |
| 13 | static_assert(hana::fold_left(hana::make_pair(1, 3), 0, hana::plus) == 4, ""); |
| 14 | static_assert(hana::fold_right(hana::make_pair(1, 3), 0, hana::minus) == -2, ""); |
| 15 | |
| 16 | int main() { } |
| 17 |