123456789101112131415161718192021222324252627282930313233343536 |
- // Copyright Louis Dionne 2013-2017
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
- #include <boost/hana/assert.hpp>
- #include <boost/hana/bool.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/find_if.hpp>
- #include <boost/hana/functional/always.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <boost/hana/optional.hpp>
- #include <boost/hana/string.hpp>
- namespace hana = boost::hana;
- int main() {
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::find_if(BOOST_HANA_STRING(""), hana::always(hana::true_c)),
- hana::nothing
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'a'>)),
- hana::just(hana::char_c<'a'>)
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'c'>)),
- hana::just(hana::char_c<'c'>)
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'d'>)),
- hana::just(hana::char_c<'d'>)
- ));
- }
|