| 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/assert.hpp> |
| 6 | #include <boost/hana/equal.hpp> |
| 7 | #include <boost/hana/optional.hpp> |
| 8 | #include <boost/hana/type.hpp> |
| 9 | |
| 10 | #include <string> |
| 11 | namespace hana = boost::hana; |
| 12 | |
| 13 | |
| 14 | int main() { |
| 15 | static_assert(hana::just('x').value() == 'x', ""); |
| 16 | BOOST_HANA_CONSTANT_CHECK(*hana::just(hana::type_c<int>) == hana::type_c<int>); |
| 17 | BOOST_HANA_RUNTIME_CHECK(hana::just(std::string{"abcd"})->size() == 4); |
| 18 | |
| 19 | // hana::nothing.value(); // compile-time error |
| 20 | } |
| 21 |