Sprout/sprout/tuple/default_construct.hpp
2016-02-25 18:48:28 +09:00

33 lines
1 KiB
C++

/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#ifndef SPROUT_TUPLE_DEFAULT_CONSTRUCT_HPP
#define SPROUT_TUPLE_DEFAULT_CONSTRUCT_HPP
#include <sprout/config.hpp>
namespace sprout {
namespace tuples {
//
// default_construct_t
// default_construct
//
struct default_construct_t {
public:
template<typename T>
SPROUT_CONSTEXPR operator T() const {
return T();
}
};
SPROUT_STATIC_CONSTEXPR sprout::tuples::default_construct_t default_construct = {};
} // namespace tuples
using sprout::tuples::default_construct_t;
using sprout::tuples::default_construct;
} // namespace sprout
#endif // #ifndef SPROUT_TUPLE_DEFAULT_CONSTRUCT_HPP