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hana/example/maybe/is_just.cpp
2014-07-29 10:09:06 -04:00

19 lines
485 B
C++

/*
@copyright Louis Dionne 2014
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/detail/static_assert.hpp>
#include <boost/hana/maybe.hpp>
using namespace boost::hana;
int main() {
//! [main]
BOOST_HANA_STATIC_ASSERT( is_just(just('x')));
BOOST_HANA_STATIC_ASSERT( is_just(just(nothing)));
BOOST_HANA_STATIC_ASSERT(!is_just(nothing));
//! [main]
}