/*============================================================================= Copyright (c) 2011-2013 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_FUNCTIONAL_POLYMORPHIC_LOGICAL_AND_HPP #define SPROUT_FUNCTIONAL_POLYMORPHIC_LOGICAL_AND_HPP #include #include #include namespace sprout { // // logical_and_t // logical_and_ // struct logical_and_t { public: template SPROUT_CONSTEXPR decltype(std::declval() && std::declval()) operator()(T&& x, U&& y) const SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(std::declval() && std::declval())) { return sprout::forward(x) && sprout::forward(y); } }; namespace { SPROUT_STATIC_CONSTEXPR sprout::logical_and_t logical_and_ = {}; } // anonymous-namespace } // namespace sprout #endif // #ifndef SPROUT_FUNCTIONAL_POLYMORPHIC_LOGICAL_AND_HPP