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/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
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_GRAMMAR_FEBRUARY_19_2007_0236PM)
#define BOOST_SPIRIT_GRAMMAR_FEBRUARY_19_2007_0236PM
#if defined(_MSC_VER)
#pragma once
#endif
#include <boost/spirit/home/support/unused.hpp>
#include <boost/spirit/home/support/info.hpp>
#include <boost/spirit/home/support/assert_msg.hpp>
#include <boost/spirit/home/qi/domain.hpp>
#include <boost/spirit/home/qi/nonterminal/rule.hpp>
#include <boost/spirit/home/qi/nonterminal/nonterminal_fwd.hpp>
#include <boost/spirit/home/qi/reference.hpp>
#include <boost/noncopyable.hpp>
#include <boost/type_traits/is_same.hpp>
namespace boost { namespace spirit { namespace qi
{
template <
typename Iterator, typename T1, typename T2, typename T3
, typename T4>
struct grammar
: proto::extends<
typename proto::terminal<
reference<rule<Iterator, T1, T2, T3, T4> const>
>::type
, grammar<Iterator, T1, T2, T3, T4>
>
, parser<grammar<Iterator, T1, T2, T3, T4> >
, noncopyable
{
typedef Iterator iterator_type;
typedef rule<Iterator, T1, T2, T3, T4> start_type;
typedef typename start_type::sig_type sig_type;
typedef typename start_type::locals_type locals_type;
typedef typename start_type::skipper_type skipper_type;
typedef typename start_type::encoding_type encoding_type;
typedef grammar<Iterator, T1, T2, T3, T4> base_type;
typedef reference<start_type const> reference_;
typedef typename proto::terminal<reference_>::type terminal;
static size_t const params_size = start_type::params_size;
template <typename Context, typename Iterator_>
struct attribute
{
typedef typename start_type::attr_type type;
};
grammar(
start_type const& start
, std::string const& name_ = "unnamed-grammar")
: proto::extends<terminal, base_type>(terminal::make(reference_(start)))
, name_(name_)
{}
// This constructor is used to catch if the start rule is not
// compatible with the grammar.
template <typename Iterator_,
typename T1_, typename T2_, typename T3_, typename T4_>
grammar(
rule<Iterator_, T1_, T2_, T3_, T4_> const&
, std::string const& = "unnamed-grammar")
{
// If you see the assertion below failing then the start rule
// passed to the constructor of the grammar is not compatible with
// the grammar (i.e. it uses different template parameters).
BOOST_SPIRIT_ASSERT_MSG(
(is_same<start_type, rule<Iterator_, T1_, T2_, T3_, T4_> >::value)
, incompatible_start_rule, (rule<Iterator_, T1_, T2_, T3_, T4_>));
}
std::string name() const
{
return name_;
}
void name(std::string const& str)
{
name_ = str;
}
template <typename Context, typename Skipper, typename Attribute>
bool parse(Iterator& first, Iterator const& last
, Context& context, Skipper const& skipper
, Attribute& attr) const
{
return this->proto_base().child0.parse(
first, last, context, skipper, attr);
}
template <typename Context>
info what(Context&) const
{
return info(name_);
}
// bring in the operator() overloads
start_type const& get_parameterized_subject() const
{ return this->proto_base().child0.ref.get(); }
typedef start_type parameterized_subject_type;
#include <boost/spirit/home/qi/nonterminal/detail/fcall.hpp>
std::string name_;
};
}}}
namespace boost { namespace spirit { namespace traits
{
///////////////////////////////////////////////////////////////////////////
template <
typename IteratorA, typename IteratorB, typename Attribute
, typename Context, typename T1, typename T2, typename T3, typename T4>
struct handles_container<
qi::grammar<IteratorA, T1, T2, T3, T4>, Attribute, Context, IteratorB>
: traits::is_container<
typename attribute_of<
qi::grammar<IteratorA, T1, T2, T3, T4>, Context, IteratorB
>::type
>
{};
}}}
#endif
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Swift