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Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/qi/nonterminal/detail/parameterized.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/spirit/home/qi/nonterminal/detail/parameterized.hpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/qi/nonterminal/detail/parameterized.hpp b/3rdParty/Boost/src/boost/spirit/home/qi/nonterminal/detail/parameterized.hpp new file mode 100644 index 0000000..0300a06 --- /dev/null +++ b/3rdParty/Boost/src/boost/spirit/home/qi/nonterminal/detail/parameterized.hpp @@ -0,0 +1,75 @@ +/*============================================================================= + Copyright (c) 2001-2011 Joel de Guzman + Copyright (c) 2009 Francois Barel + + 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) +==============================================================================*/ +#if !defined(BOOST_SPIRIT_PARAMETERIZED_AUGUST_09_2009_0539AM) +#define BOOST_SPIRIT_PARAMETERIZED_AUGUST_09_2009_0539AM + +#if defined(_MSC_VER) +#pragma once +#endif + +#include <boost/ref.hpp> + +#include <boost/spirit/home/support/handles_container.hpp> +#include <boost/spirit/home/qi/parser.hpp> + +namespace boost { namespace spirit { namespace qi +{ + /////////////////////////////////////////////////////////////////////////// + // parameterized_nonterminal: parser representing the invocation of a + // nonterminal, passing inherited attributes + /////////////////////////////////////////////////////////////////////////// + template <typename Subject, typename Params> + struct parameterized_nonterminal + : parser<parameterized_nonterminal<Subject, Params> > + { + parameterized_nonterminal(Subject const& subject, Params const& params) + : ref(subject), params(params) + { + } + + template <typename Context, typename Iterator> + struct attribute + // Forward to subject. + : Subject::template attribute<Context, Iterator> {}; + + template <typename Iterator, typename Context + , typename Skipper, typename Attribute> + bool parse(Iterator& first, Iterator const& last + , Context& context, Skipper const& skipper + , Attribute& attr) const + { + // Forward to subject, passing the additional + // params argument to parse. + return ref.get().parse(first, last, context, skipper, attr, params); + } + + template <typename Context> + info what(Context& context) const + { + // Forward to subject. + return ref.get().what(context); + } + + boost::reference_wrapper<Subject const> ref; + Params params; + }; +}}} + +namespace boost { namespace spirit { namespace traits +{ + /////////////////////////////////////////////////////////////////////////// + template <typename Subject, typename Params, typename Attribute + , typename Context, typename Iterator> + struct handles_container<qi::parameterized_nonterminal<Subject, Params> + , Attribute, Context, Iterator> + : handles_container<typename remove_const<Subject>::type + , Attribute, Context, Iterator> + {}; +}}} + +#endif |