RegularExpression.hpp

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// ANNA - Anna is Not Nothingness Anymore                                                         //
//                                                                                                //
// (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
//                                                                                                //
// See project site at http://redmine.teslayout.com/projects/anna-suite                           //
// See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //


#ifndef anna_core_util_RegularExpression_hpp
#define anna_core_util_RegularExpression_hpp


// STL
#include <string>

// C
#include <regex.h>

#include <anna/core/RuntimeException.hpp>


namespace anna {

class RegularExpression {

  std::string a_pattern;

  bool a_compiled;
  regex_t a_preg;


  void freeRegex() ;
  void compile() noexcept(false);

public:

  RegularExpression(const std::string & pattern = "") : a_pattern(pattern), a_compiled(false) {};
  ~RegularExpression() { freeRegex(); }


  // set

  void setPattern(const std::string & pattern) ;


  // get

  const std::string & getPattern(void) const { return a_pattern; }


  // helpers
  bool isLike(const std::string & value) ;

  bool match(const std::string & value) { return isLike(value); }

  bool operator == (const RegularExpression & re) const;

  bool operator < (const RegularExpression & re) const;
};

};


#endif