projects / ceph.git / blame
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1 | // Copyright (c) 2001-2011 Hartmut Kaiser |
| 2 | // | |
| 3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 5 | ||
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6 | #ifndef BOOST_SPIRIT_LEX_LEXER_SEQUENCE_HPP |
| 7 | #define BOOST_SPIRIT_LEX_LEXER_SEQUENCE_HPP | |
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8 | |
| 9 | #if defined(_MSC_VER) | |
| 10 | #pragma once | |
| 11 | #endif | |
| 12 | ||
| 13 | #include <boost/spirit/home/lex/domain.hpp> | |
| 14 | #include <boost/spirit/home/lex/lexer_type.hpp> | |
| 15 | #include <boost/spirit/home/lex/meta_compiler.hpp> | |
| 16 | #include <boost/spirit/home/lex/detail/sequence_function.hpp> | |
| 17 | #include <boost/fusion/include/any.hpp> | |
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18 | #include <boost/proto/operators.hpp> |
| 19 | #include <boost/proto/tags.hpp> | |
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20 | |
| 21 | namespace boost { namespace spirit | |
| 22 | { | |
| 23 | /////////////////////////////////////////////////////////////////////////// | |
| 24 | // Enablers | |
| 25 | /////////////////////////////////////////////////////////////////////////// | |
| 26 | template <> | |
| 27 | struct use_operator<lex::domain, proto::tag::bitwise_or> // enables | | |
| 28 | : mpl::true_ {}; | |
| 29 | ||
| 30 | template <> | |
| 31 | struct flatten_tree<lex::domain, proto::tag::bitwise_or> // flattens | | |
| 32 | : mpl::true_ {}; | |
| 33 | ||
| 34 | }} | |
| 35 | ||
| 36 | namespace boost { namespace spirit { namespace lex | |
| 37 | { | |
| 38 | template <typename Elements> | |
| 39 | struct sequence : nary_lexer<sequence<Elements> > | |
| 40 | { | |
| 41 | sequence(Elements const& elements) | |
| 42 | : elements(elements) {} | |
| 43 | ||
| 44 | template <typename LexerDef, typename String> | |
| 45 | void collect(LexerDef& lexdef, String const& state | |
| 46 | , String const& targetstate) const | |
| 47 | { | |
| 48 | typedef detail::sequence_collect_function<LexerDef, String> | |
| 49 | collect_function_type; | |
| 50 | collect_function_type f (lexdef, state, targetstate); | |
| 51 | fusion::any(elements, f); | |
| 52 | } | |
| 53 | ||
| 54 | template <typename LexerDef> | |
| 55 | void add_actions(LexerDef& lexdef) const | |
| 56 | { | |
| 57 | detail::sequence_add_actions_function<LexerDef> f (lexdef); | |
| 58 | fusion::any(elements, f); | |
| 59 | } | |
| 60 | ||
| 61 | Elements elements; | |
| 62 | }; | |
| 63 | ||
| 64 | /////////////////////////////////////////////////////////////////////////// | |
| 65 | // Lexer generator: make_xxx function (objects) | |
| 66 | /////////////////////////////////////////////////////////////////////////// | |
| 67 | template <typename Elements, typename Modifiers> | |
| 68 | struct make_composite<proto::tag::bitwise_or, Elements, Modifiers> | |
| 69 | : make_nary_composite<Elements, sequence> | |
| 70 | {}; | |
| 71 | ||
| 72 | }}} // namespace boost::spirit::lex | |
| 73 | ||
| 74 | #endif |