projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // modifier.hpp | |
| 3 | // | |
| 4 | // Copyright 2008 Eric Niebler. Distributed under the Boost | |
| 5 | // Software License, Version 1.0. (See accompanying file | |
| 6 | // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 7 | ||
| 8 | #ifndef BOOST_XPRESSIVE_DETAIL_STATIC_MODIFIER_HPP_EAN_10_04_2005 | |
| 9 | #define BOOST_XPRESSIVE_DETAIL_STATIC_MODIFIER_HPP_EAN_10_04_2005 | |
| 10 | ||
| 11 | // MS compatible compilers support #pragma once | |
| 12 | #if defined(_MSC_VER) | |
| 13 | # pragma once | |
| 14 | # pragma warning(push) | |
| 15 | # pragma warning(disable : 4510) // default constructor could not be generated | |
| 16 | # pragma warning(disable : 4610) // user defined constructor required | |
| 17 | #endif | |
| 18 | ||
| 19 | #include <boost/xpressive/detail/detail_fwd.hpp> | |
| 20 | #include <boost/proto/traits.hpp> | |
| 21 | #include <boost/xpressive/regex_constants.hpp> | |
| 22 | ||
| 23 | namespace boost { namespace xpressive { namespace detail | |
| 24 | { | |
| 25 | ||
| 26 | /////////////////////////////////////////////////////////////////////////////// | |
| 27 | // modifier | |
| 28 | template<typename Modifier> | |
| 29 | struct modifier_op | |
| 30 | { | |
| 31 | typedef regex_constants::syntax_option_type opt_type; | |
| 32 | ||
| 33 | template<typename Expr> | |
| 34 | struct apply | |
| 35 | { | |
| 36 | typedef typename proto::binary_expr< | |
| 37 | modifier_tag | |
| 38 | , typename proto::terminal<Modifier>::type | |
| 39 | , typename proto::result_of::as_child<Expr const>::type | |
| 40 | >::type type; | |
| 41 | }; | |
| 42 | ||
| 43 | template<typename Expr> | |
| 44 | typename apply<Expr>::type const | |
| 45 | operator ()(Expr const &expr) const | |
| 46 | { | |
| 47 | typename apply<Expr>::type that = {{this->mod_}, proto::as_child(expr)}; | |
| 48 | return that; | |
| 49 | } | |
| 50 | ||
| 51 | operator opt_type() const | |
| 52 | { | |
| 53 | return this->opt_; | |
| 54 | } | |
| 55 | ||
| 56 | Modifier mod_; | |
| 57 | opt_type opt_; | |
| 58 | }; | |
| 59 | ||
| 60 | }}} | |
| 61 | ||
| 62 | #if defined(_MSC_VER) | |
| 63 | # pragma warning(pop) | |
| 64 | #endif | |
| 65 | ||
| 66 | #endif |