PosixRegEx.hpp

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#ifndef   BLOCXX_POSIX_REGEX_HPP_INCLUDE_GUARD_HPP_
#define   BLOCXX_POSIX_REGEX_HPP_INCLUDE_GUARD_HPP_
#include "blocxx/BLOCXX_config.h"
#include "blocxx/RegExException.hpp"

#ifdef   BLOCXX_HAVE_REGEX
#include "blocxx/String.hpp"
#include "blocxx/Array.hpp"

#ifdef   BLOCXX_HAVE_REGEX_H
#include <regex.h>

namespace BLOCXX_NAMESPACE
{

class BLOCXX_COMMON_API PosixRegEx
{
public:
   typedef regmatch_t                      match_t;

   typedef blocxx::Array<match_t>          MatchArray;

   PosixRegEx();

   PosixRegEx(const String &regex, int cflags = REG_EXTENDED);

   PosixRegEx(const PosixRegEx &ref);

   ~PosixRegEx();

   PosixRegEx&          operator = (const PosixRegEx &ref);


   bool            compile(const String &regex,
                           int   cflags = REG_EXTENDED);

   int             errorCode();

   String          errorString() const;


   String          patternString() const;

   int             compileFlags() const;

   bool            isCompiled() const;


   bool            execute(MatchArray    &sub,
                           const String  &str,
                           size_t index = 0,
                           size_t count = 0,
                           int   eflags = 0);

   StringArray     capture(const String &str,
                           size_t index = 0,
                           size_t count = 0,
                           int   eflags = 0);

   String          replace(const String &str,
                           const String &rep,
                           bool  global = false,
                           int   eflags = 0);

   StringArray     split  (const String &str,
                           bool  empty  = false,
                           int   eflags = 0);

   StringArray     grep   (const StringArray &src,
                           int   eflags = 0);

   bool            match  (const String  &str,
                           size_t index = 0,
                           int   eflags = 0) const;

private:
   bool            compiled;
   int             m_flags;
   mutable int     m_ecode;
   mutable String  m_error;
   String          m_rxstr;
   regex_t         m_regex;
};

} // End of BLOCXX_NAMESPACE

#endif // BLOCXX_HAVE_REGEX_H
#endif // BLOCXX_HAVE_REGEX

#endif // BLOCXX_POSIX_REGEX_HPP_INCLUDE_GUARD_HPP_
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