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0001 /***********************************************************************************\ 0002 * (c) Copyright 1998-2019 CERN for the benefit of the LHCb and ATLAS collaborations * 0003 * * 0004 * This software is distributed under the terms of the Apache version 2 licence, * 0005 * copied verbatim in the file "LICENSE". * 0006 * * 0007 * In applying this licence, CERN does not waive the privileges and immunities * 0008 * granted to it by virtue of its status as an Intergovernmental Organization * 0009 * or submit itself to any jurisdiction. * 0010 \***********************************************************************************/ 0011 #ifndef GAUDIUTILS_REGEX_H 0012 #define GAUDIUTILS_REGEX_H 0013 // ============================================================================ 0014 // Include files 0015 // ============================================================================ 0016 #include <boost/regex.hpp> 0017 #include <string> 0018 0019 /* 0020 * Gaudi namespace declaration 0021 */ 0022 namespace Gaudi { 0023 namespace Utils { 0024 // ======================================================================== 0025 /** RegeEx: nemspace to hold gaudi regular expression checking 0026 * 0027 * @param matchOr: return true if test is in any of the regexps 0028 * @param matchAnd: return true if test is in all of the regexps 0029 * 0030 * @author Rob Lambert Rob.Lambert@cern.ch 0031 * @date 2009-07-29 0032 */ 0033 namespace RegEx { 0034 class matchList { 0035 std::vector<boost::regex> m_regs; 0036 0037 public: 0038 template <typename C> 0039 matchList( const C& c ) { 0040 m_regs.reserve( c.size() ); 0041 std::transform( std::begin( c ), std::end( c ), std::back_inserter( m_regs ), 0042 []( typename C::const_reference i ) { return boost::regex{ i }; } ); 0043 } 0044 0045 bool Or( const std::string& test ) const { 0046 return std::any_of( std::begin( m_regs ), std::end( m_regs ), 0047 [&]( const boost::regex& r ) { return boost::regex_match( test, r ); } ); 0048 } 0049 bool And( const std::string& test ) const { 0050 return std::all_of( std::begin( m_regs ), std::end( m_regs ), 0051 [&]( const boost::regex& r ) { return boost::regex_match( test, r ); } ); 0052 } 0053 }; 0054 0055 /** return true if the string is in any of the regex's 0056 * @param std::string test [IN]: string to match 0057 * @param container<std::string> regexps [IN]: container of regex strings 0058 * can be any container with a const_iterator, begin and end 0059 * 0060 * If you need to do this more than once, please first create a matchList 0061 * object, and then invoke its Or method. 0062 */ 0063 template <typename T> 0064 bool matchOr( const std::string& test, const T& regexps ) { 0065 // compares the string in test, to the regexps in a container 0066 // 0067 return std::any_of( std::begin( regexps ), std::end( regexps ), [&]( typename T::const_reference i ) { 0068 return boost::regex_match( test, boost::regex{ i } ); 0069 } ); 0070 } 0071 0072 /** return true if the string is in all of the regex's 0073 * @param std::string test [IN]: string to match 0074 * @param container<std::string> regexps [IN]: container of regex strings 0075 * can be any container with a const_iterator, begin and end 0076 * 0077 * If you need to do this more than once, please first create a matchList 0078 * object, and then invoke its And method. 0079 */ 0080 template <typename T> 0081 bool matchAnd( const std::string& test, const T& regexps ) { 0082 // compares the string in test, to the regexps in a container 0083 // 0084 return std::all_of( std::begin( regexps ), std::end( regexps ), [&]( typename T::const_reference i ) { 0085 return boost::regex_match( test, boost::regex{ i } ); 0086 } ); 0087 } 0088 } // namespace RegEx 0089 } // namespace Utils 0090 } // namespace Gaudi 0091 #endif
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