mirror of https://gitee.com/bigwinds/arangodb
26 lines
763 B
C++
26 lines
763 B
C++
// Copyright Louis Dionne 2013-2016
|
|
// 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/equal.hpp>
|
|
#include <boost/hana/integral_constant.hpp>
|
|
#include <boost/hana/mod.hpp>
|
|
#include <boost/hana/partition.hpp>
|
|
#include <boost/hana/tuple.hpp>
|
|
|
|
|
|
struct is_even {
|
|
template <typename N>
|
|
constexpr auto operator()(N n) const {
|
|
return n % boost::hana::int_c<2> == boost::hana::int_c<0>;
|
|
}
|
|
};
|
|
|
|
int main() {
|
|
constexpr auto tuple = boost::hana::make_tuple(
|
|
<%= (1..input_size).map { |n| "boost::hana::int_c<#{n}>" }.join(', ') %>
|
|
);
|
|
constexpr auto result = boost::hana::partition(tuple, is_even{});
|
|
(void)result;
|
|
}
|