hana/example/range/foldable.cpp
2017-01-07 14:14:18 -08:00

26 lines
855 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/equal.hpp>
#include <boost/hana/fold_left.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/plus.hpp>
#include <boost/hana/range.hpp>
#include <boost/hana/tuple.hpp>
#include <boost/hana/unpack.hpp>
namespace hana = boost::hana;
BOOST_HANA_CONSTANT_CHECK(
hana::fold_left(hana::make_range(hana::int_c<0>, hana::int_c<4>), hana::int_c<0>, hana::plus) == hana::int_c<6>
);
BOOST_HANA_CONSTANT_CHECK(
hana::unpack(hana::make_range(hana::int_c<-2>, hana::int_c<2>), hana::make_tuple) ==
hana::make_tuple(hana::int_c<-2>, hana::int_c<-1>, hana::int_c<0>, hana::int_c<1>)
);
int main() { }