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hana/example/difference.cpp
Louis Dionne 08f66d47c1 [IntegralConstant] Suffix variable templates with _c, and clean up type names
Along with PR #166, this closes #122 because names have now been
cleaned up and are now consistent basically everywhere.
2015-09-01 16:34:04 -04:00

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/*
@copyright Louis Dionne 2015
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/difference.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/set.hpp>
#include <boost/hana/type.hpp>
namespace hana = boost::hana;
constexpr auto xs = hana::make_set(hana::int_c<1>, hana::int_c<2>, hana::type_c<int>, hana::int_c<3>);
constexpr auto ys = hana::make_set(hana::int_c<3>, hana::type_c<void>, hana::type_c<int>);
BOOST_HANA_CONSTANT_CHECK(hana::difference(xs, ys) == hana::make_set(hana::int_c<1>, hana::int_c<2>));
BOOST_HANA_CONSTANT_CHECK(hana::difference(ys, xs) == hana::make_set(hana::type_c<void>));
int main() { }