hana/example/set/to.cpp
2017-01-07 14:14:18 -08:00

29 lines
776 B
C++

// 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/core/to.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/set.hpp>
#include <boost/hana/tuple.hpp>
#include <boost/hana/type.hpp>
namespace hana = boost::hana;
int main() {
constexpr auto xs = hana::make_tuple(
hana::int_c<1>,
hana::int_c<3>,
hana::type_c<int>,
hana::long_c<1>
);
BOOST_HANA_CONSTANT_CHECK(
hana::to<hana::set_tag>(xs)
==
hana::make_set(hana::int_c<1>, hana::int_c<3>, hana::type_c<int>)
);
}