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1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // icase.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_CORE_ICASE_HPP_EAN_10_04_2005 | |
9 | #define BOOST_XPRESSIVE_DETAIL_CORE_ICASE_HPP_EAN_10_04_2005 | |
10 | ||
11 | #include <boost/xpressive/detail/detail_fwd.hpp> | |
12 | #include <boost/xpressive/regex_constants.hpp> | |
13 | #include <boost/xpressive/detail/static/modifier.hpp> | |
14 | #include <boost/xpressive/detail/core/linker.hpp> | |
15 | #include <boost/xpressive/detail/utility/ignore_unused.hpp> | |
16 | ||
17 | namespace boost { namespace xpressive { namespace regex_constants | |
18 | { | |
19 | ||
20 | /////////////////////////////////////////////////////////////////////////////// | |
21 | /// \brief Makes a sub-expression case-insensitive. | |
22 | /// | |
23 | /// Use icase() to make a sub-expression case-insensitive. For instance, | |
24 | /// "foo" >> icase(set['b'] >> "ar") will match "foo" exactly followed by | |
25 | /// "bar" irrespective of case. | |
26 | detail::modifier_op<detail::icase_modifier> const icase = {{}, regex_constants::icase_}; | |
27 | ||
28 | } // namespace regex_constants | |
29 | ||
30 | using regex_constants::icase; | |
31 | ||
32 | namespace detail | |
33 | { | |
34 | inline void ignore_unused_icase() | |
35 | { | |
36 | detail::ignore_unused(icase); | |
37 | } | |
38 | } | |
39 | ||
40 | }} // namespace boost::xpressive | |
41 | ||
42 | #endif |