Sprout/sprout/weed/operator/address_of.hpp
2016-02-25 18:48:28 +09:00

43 lines
1.4 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_WEED_OPERATOR_ADDRESS_OF_HPP
#define SPROUT_WEED_OPERATOR_ADDRESS_OF_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/weed/expr/tag.hpp>
#include <sprout/weed/expr/make_expr.hpp>
#include <sprout/weed/traits/expr/expr_of.hpp>
#include <sprout/weed/traits/parser/is_parser.hpp>
namespace sprout {
namespace weed {
//
// operator&
//
template<
typename Arg,
typename = typename std::enable_if<
sprout::weed::traits::is_parser<
typename std::remove_reference<Arg>::type
>::value
>::type
>
inline SPROUT_CONSTEXPR typename sprout::weed::traits::expr_of<
sprout::weed::tag::address_of,
Arg
>::type operator&(Arg&& arg) {
return sprout::weed::make_expr<sprout::weed::tag::address_of>(
SPROUT_FORWARD(Arg, arg)
);
}
} // namespace weed
} // namespace sprout
#endif // #ifndef SPROUT_WEED_OPERATOR_ADDRESS_OF_HPP