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/*=============================================================================
Copyright (c) 2002 2004 2006Joel de Guzman
Copyright (c) 2004 Eric Niebler
http://spirit.sourceforge.net/
Use, modification and distribution is subject to 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_QUICKBOOK_GRAMMARS_HPP)
#define BOOST_SPIRIT_QUICKBOOK_GRAMMARS_HPP
#include <boost/spirit/include/classic_core.hpp>
#include "fwd.hpp"
namespace quickbook
{
namespace cl = boost::spirit::classic;
// The spirit scanner for explicitly instantiating grammars. This is a
// spirit implementation detail, but since classic is no longer under
// development, it won't change. And spirit 2 won't require such a hack.
typedef cl::scanner<parse_iterator, cl::scanner_policies <
cl::iteration_policy, cl::match_policy, cl::action_policy> > scanner;
template <typename Scanner>
struct Scanner_must_be_the_quickbook_scanner_typedef;
template <>
struct Scanner_must_be_the_quickbook_scanner_typedef<scanner> {};
struct grammar
: public cl::grammar<grammar>
{
grammar(cl::rule<scanner> const& start_rule, char const* /* name */)
: start_rule(start_rule) {}
template <typename Scanner>
struct definition :
Scanner_must_be_the_quickbook_scanner_typedef<Scanner>
{
definition(grammar const& self) : start_rule(self.start_rule) {}
cl::rule<scanner> const& start() const { return start_rule; }
cl::rule<scanner> const& start_rule;
};
cl::rule<scanner> const& start_rule;
};
struct quickbook_grammar
{
public:
struct impl;
private:
boost::scoped_ptr<impl> impl_;
public:
grammar command_line_macro;
grammar inline_phrase;
grammar phrase;
grammar block;
grammar doc_info;
quickbook_grammar(quickbook::actions&);
~quickbook_grammar();
};
}
#endif
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