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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2013 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_WEED_TRAITS_EXPR_EXPR_OF_HPP
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#define SPROUT_WEED_TRAITS_EXPR_EXPR_OF_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/type_traits/identity.hpp>
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#include <sprout/weed/expr/expr_fwd.hpp>
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#include <sprout/weed/traits/expr/terminal_or_expr_of.hpp>
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namespace sprout {
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namespace weed {
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namespace traits {
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//
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// expr_of
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//
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template<typename Tag, typename... Args>
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struct expr_of
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: public sprout::identity<
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sprout::weed::expr<
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Tag,
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typename sprout::weed::traits::terminal_or_expr_of<
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typename std::remove_reference<Args>::type
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>::type...
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>
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>
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{};
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} // namespace traits
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} // namespace weed
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} // namespace sprout
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#endif // #ifndef SPROUT_WEED_TRAITS_EXPR_EXPR_OF_HPP
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