| /*============================================================================= |
| Copyright (c) 2001-2007 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(SPIRIT_LEXEME_MARCH_24_2007_0802AM) |
| #define SPIRIT_LEXEME_MARCH_24_2007_0802AM |
| |
| #include <boost/spirit/home/support/component.hpp> |
| #include <boost/spirit/home/support/unused.hpp> |
| #include <boost/spirit/home/support/attribute_of.hpp> |
| #include <boost/spirit/home/qi/domain.hpp> |
| #include <boost/spirit/home/qi/skip.hpp> |
| |
| namespace boost { namespace spirit { namespace qi |
| { |
| struct lexeme_director |
| { |
| template <typename Component, typename Context, typename Iterator> |
| struct attribute |
| { |
| typedef typename |
| result_of::subject<Component>::type |
| subject_type; |
| |
| typedef typename |
| traits::attribute_of< |
| qi::domain, subject_type, Context, Iterator>::type |
| type; |
| }; |
| |
| template < |
| typename Component |
| , typename Iterator, typename Context |
| , typename Skipper, typename Attribute> |
| static bool parse( |
| Component const& component |
| , Iterator& first, Iterator const& last |
| , Context& context, Skipper const& skipper |
| , Attribute& attr) |
| { |
| typedef typename |
| result_of::subject<Component>::type::director |
| director; |
| |
| qi::skip(first, last, skipper); |
| return director::parse( |
| spirit::subject(component), first, last, context, unused, attr); |
| } |
| |
| template <typename Component, typename Context> |
| static std::string what(Component const& component, Context const& ctx) |
| { |
| std::string result = "lexeme["; |
| |
| typedef typename |
| result_of::subject<Component>::type::director |
| director; |
| |
| result += director::what(subject(component), ctx); |
| result += "]"; |
| return result; |
| } |
| }; |
| }}} |
| |
| #endif |