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55 lines
1.5 KiB
55 lines
1.5 KiB
/*============================================================================= |
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Copyright (c) 2001-2007 Joel de Guzman |
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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 PHOENIX_STATEMENT_SEQUENCE_HPP |
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#define PHOENIX_STATEMENT_SEQUENCE_HPP |
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#include <boost/spirit/home/phoenix/core/composite.hpp> |
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#include <boost/spirit/home/phoenix/core/compose.hpp> |
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namespace boost { namespace phoenix |
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{ |
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struct sequence_eval |
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{ |
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template <typename Env, typename A0, typename A1> |
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struct result |
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{ |
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typedef void type; |
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}; |
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template <typename RT, typename Env, typename A0, typename A1> |
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static void |
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eval(Env const& env, A0& a0, A1& a1) |
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{ |
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a0.eval(env); |
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a1.eval(env); |
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} |
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}; |
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namespace detail |
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{ |
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template <typename BaseT0, typename BaseT1> |
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struct comma_result |
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{ |
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typedef actor< |
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typename as_composite< |
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sequence_eval |
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, actor<BaseT0> |
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, actor<BaseT1> |
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>::type |
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> type; |
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}; |
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} |
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template <typename BaseT0, typename BaseT1> |
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inline typename detail::comma_result<BaseT0, BaseT1>::type |
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operator,(actor<BaseT0> const& a0, actor<BaseT1> const& a1) |
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{ |
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return compose<sequence_eval>(a0, a1); |
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} |
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}} |
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#endif
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