114 lines
4.0 KiB
C++
114 lines
4.0 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2011 Hartmut Kaiser
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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_DETAIL_PARSE_AUTO_DEC_02_2009_0426PM)
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#define BOOST_SPIRIT_DETAIL_PARSE_AUTO_DEC_02_2009_0426PM
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/spirit/home/qi/parse.hpp>
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#include <boost/spirit/home/qi/auto/create_parser.hpp>
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#include <boost/utility/enable_if.hpp>
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#include <boost/mpl/not.hpp>
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#include <boost/mpl/and.hpp>
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namespace boost { namespace spirit { namespace qi { namespace detail
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{
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///////////////////////////////////////////////////////////////////////////
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template <typename Expr>
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struct parse_impl<Expr
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, typename enable_if<
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mpl::and_<
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traits::meta_create_exists<qi::domain, Expr>
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, mpl::not_<traits::matches<qi::domain, Expr> > >
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>::type>
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{
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template <typename Iterator>
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static bool call(Iterator& first, Iterator last, Expr& expr)
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{
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return qi::parse(first, last, create_parser<Expr>(), expr);
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}
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template <typename Iterator>
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static bool call(Iterator& first, Iterator last, Expr const& expr)
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{
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return qi::parse(first, last, create_parser<Expr>()
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, const_cast<Expr&>(expr));
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}
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};
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///////////////////////////////////////////////////////////////////////////
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template <typename Expr>
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struct phrase_parse_impl<Expr
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, typename enable_if<
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mpl::and_<
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traits::meta_create_exists<qi::domain, Expr>
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, mpl::not_<traits::matches<qi::domain, Expr> > >
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>::type>
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{
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template <typename Iterator, typename Skipper>
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static bool call(Iterator& first, Iterator last, Expr& expr
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, Skipper const& skipper, BOOST_SCOPED_ENUM(skip_flag) post_skip)
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{
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return qi::phrase_parse(first, last, create_parser<Expr>()
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, skipper, post_skip, expr);
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}
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template <typename Iterator, typename Skipper>
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static bool call(Iterator& first, Iterator last, Expr const& expr
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, Skipper const& skipper, BOOST_SCOPED_ENUM(skip_flag) post_skip)
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{
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return qi::phrase_parse(first, last, create_parser<Expr>()
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, skipper, post_skip, const_cast<Expr&>(expr));
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}
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};
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}}}}
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namespace boost { namespace spirit { namespace qi
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{
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///////////////////////////////////////////////////////////////////////////
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template <typename Iterator, typename Expr>
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inline bool
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parse(
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Iterator& first
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, Iterator last
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, Expr& expr)
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{
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// Make sure the iterator is at least a forward_iterator. If you got a
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// compilation error here, then you are using an input_iterator while
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// calling this function, you need to supply at least a
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// forward_iterator instead.
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BOOST_CONCEPT_ASSERT((ForwardIterator<Iterator>));
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return detail::parse_impl<Expr>::call(first, last, expr);
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}
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///////////////////////////////////////////////////////////////////////////
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template <typename Iterator, typename Expr, typename Skipper>
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inline bool
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phrase_parse(
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Iterator& first
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, Iterator last
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, Expr& expr
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, Skipper const& skipper
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, BOOST_SCOPED_ENUM(skip_flag) post_skip = skip_flag::postskip)
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{
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// Make sure the iterator is at least a forward_iterator. If you got a
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// compilation error here, then you are using an input_iterator while
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// calling this function, you need to supply at least a
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// forward_iterator instead.
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BOOST_CONCEPT_ASSERT((ForwardIterator<Iterator>));
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return detail::phrase_parse_impl<Expr>::call(
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first, last, expr, skipper, post_skip);
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}
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}}}
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#endif
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