1/*
2 * Copyright Andrey Semashev 2007 - 2015.
3 * Distributed under the Boost Software License, Version 1.0.
4 * (See accompanying file LICENSE_1_0.txt or copy at
5 * http://www.boost.org/LICENSE_1_0.txt)
6 */
7/*!
8 * \file matches.hpp
9 * \author Andrey Semashev
10 * \date 30.03.2008
11 *
12 * This header contains a predicate for checking if the provided string matches a regular expression.
13 */
14
15#ifndef BOOST_LOG_UTILITY_FUNCTIONAL_MATCHES_HPP_INCLUDED_
16#define BOOST_LOG_UTILITY_FUNCTIONAL_MATCHES_HPP_INCLUDED_
17
18#include <boost/log/detail/config.hpp>
19#include <boost/log/detail/header.hpp>
20
21#ifdef BOOST_HAS_PRAGMA_ONCE
22#pragma once
23#endif
24
25namespace boost {
26
27BOOST_LOG_OPEN_NAMESPACE
28
29namespace aux {
30
31//! The metafunction detects the matching expression kind and returns a tag that is used to specialize \c match_traits
32template< typename ExpressionT, typename = void >
33struct matching_expression_kind;
34
35//! The matching function implementation
36template< typename ExpressionT, typename TagT = typename matching_expression_kind< ExpressionT >::type >
37struct match_traits;
38
39} // namespace aux
40
41//! The regex matching functor
42struct matches_fun
43{
44 typedef bool result_type;
45
46 template< typename StringT, typename ExpressionT >
47 bool operator() (StringT const& str, ExpressionT const& expr) const
48 {
49 typedef aux::match_traits< ExpressionT > impl;
50 return impl::matches(str, expr);
51 }
52 template< typename StringT, typename ExpressionT, typename ArgT >
53 bool operator() (StringT const& str, ExpressionT const& expr, ArgT const& arg) const
54 {
55 typedef aux::match_traits< ExpressionT > impl;
56 return impl::matches(str, expr, arg);
57 }
58};
59
60BOOST_LOG_CLOSE_NAMESPACE // namespace log
61
62} // namespace boost
63
64#include <boost/log/detail/footer.hpp>
65
66#endif // BOOST_LOG_UTILITY_FUNCTIONAL_MATCHES_HPP_INCLUDED_
67

source code of boost/libs/log/include/boost/log/utility/functional/matches.hpp