PosixRegEx.hpp

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#ifndef   CA_MGM_POSIX_REGEX_HPP
#define   CA_MGM_POSIX_REGEX_HPP

#include <ca-mgm/String.hpp>
#include <vector>

#include <regex.h>

namespace ca_mgm
{

class PosixRegEx
{
public:
        typedef regmatch_t                      match_t;

        typedef std::vector<match_t>          MatchArray;

        PosixRegEx();

        PosixRegEx(const std::string &regex, int cflags = REG_EXTENDED);

        PosixRegEx(const PosixRegEx &ref);

        ~PosixRegEx();

        PosixRegEx&          operator = (const PosixRegEx &ref);


        bool            compile(const std::string &regex,
                                int   cflags = REG_EXTENDED);

        int             errorCode();

        std::string          errorString() const;


        std::string          patternString() const;

        int             compileFlags() const;

        bool            isCompiled() const;


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

        std::vector<std::string>     capture(const std::string &str,
                                size_t index = 0,
                                size_t count = 0,
                                int   eflags = 0);

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

        std::vector<std::string>     split  (const std::string &str,
                                bool  empty  = false,
                                int   eflags = 0);

        std::vector<std::string>     grep   (const std::vector<std::string> &src,
                                int   eflags = 0);

        bool            match  (const std::string  &str,
                                size_t index = 0,
                                int   eflags = 0) const;

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

} // End of BLOCXX_NAMESPACE

#endif // CA_MGM_POSIX_REGEX_HPP
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