[ceph.git] / ceph / src / boost / libs / hana / example / tutorial / include_ext.cpp

// 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)

//! [main]
#include <boost/hana/ext/std/tuple.hpp>
#include <boost/hana/front.hpp>
#include <tuple> // still required to create a tuple
namespace hana = boost::hana;


int main() {
  constexpr std::tuple<int, char, float> xs{1, '2', 3.0f};
  static_assert(hana::front(xs) == 1, "");
}
//! [main]
Commit	Line	Data
b32b8144	1	// Copyright Louis Dionne 2013-2017
7c673cae FG	2	// Distributed under the Boost Software License, Version 1.0.
	3	// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
	4
	5	//! [main]
	6	#include <boost/hana/ext/std/tuple.hpp>
	7	#include <boost/hana/front.hpp>
	8	#include <tuple> // still required to create a tuple
	9	namespace hana = boost::hana;
	10
	11
	12	int main() {
	13	constexpr std::tuple<int, char, float> xs{1, '2', 3.0f};
	14	static_assert(hana::front(xs) == 1, "");
	15	}
	16	//! [main]