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56 lines
2.0 KiB
56 lines
2.0 KiB
/*============================================================================= |
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Copyright (c) 2002-2003 Joel de Guzman |
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Copyright (c) 2002-2003 Hartmut Kaiser |
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http://spirit.sourceforge.net/ |
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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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#if !defined(BOOST_SPIRIT_CLOSURE_CONTEXT_HPP) |
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#define BOOST_SPIRIT_CLOSURE_CONTEXT_HPP |
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#include <boost/spirit/home/classic/namespace.hpp> |
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/////////////////////////////////////////////////////////////////////////////// |
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namespace boost { namespace spirit { |
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BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN |
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#if !defined(BOOST_SPIRIT_CLOSURE_CONTEXT_LINKER_DEFINED) |
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#define BOOST_SPIRIT_CLOSURE_CONTEXT_LINKER_DEFINED |
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/////////////////////////////////////////////////////////////////////////////// |
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// |
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// closure_context_linker |
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// { helper template for the closure extendability } |
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// |
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// This classes can be 'overloaded' (defined elsewhere), to plug |
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// in additional functionality into the closure parsing process. |
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// |
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/////////////////////////////////////////////////////////////////////////////// |
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template<typename ContextT> |
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struct closure_context_linker : public ContextT |
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{ |
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template <typename ParserT> |
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closure_context_linker(ParserT const& p) |
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: ContextT(p) {} |
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template <typename ParserT, typename ScannerT> |
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void pre_parse(ParserT const& p, ScannerT const& scan) |
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{ ContextT::pre_parse(p, scan); } |
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template <typename ResultT, typename ParserT, typename ScannerT> |
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ResultT& |
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post_parse(ResultT& hit, ParserT const& p, ScannerT const& scan) |
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{ return ContextT::post_parse(hit, p, scan); } |
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}; |
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#endif // !defined(BOOST_SPIRIT_CLOSURE_CONTEXT_LINKER_DEFINED) |
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/////////////////////////////////////////////////////////////////////////////// |
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BOOST_SPIRIT_CLASSIC_NAMESPACE_END |
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}} // namespace BOOST_SPIRIT_CLASSIC_NS |
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#endif // BOOST_SPIRIT_CLOSURE_CONTEXT_HPP
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