Method match

lib/regex.cpp:226–250

    }

    std::string PcreRegex::match(const std::string& str, const MatchFn& matchFn) const
    {
        if (!mRe)
            return "regular expression has not been compiled yet";

        int pos = 0;
        int ovector[30]= {0};
        while (pos < static_cast<int>(str.size())) {
            const int pcreExecRet = pcre_exec(mRe, mExtra, str.c_str(), static_cast<int>(str.size()), pos, 0, ovector, 30);
            if (pcreExecRet == PCRE_ERROR_NOMATCH)
                return "";
            if (pcreExecRet < 0) {
                return pcreErrorCodeToString(pcreExecRet) + " (pos: " + std::to_string(pos) + ")";
            }
            const auto pos1 = static_cast<unsigned int>(ovector[0]);
            const auto pos2 = static_cast<unsigned int>(ovector[1]);

            matchFn(pos1, pos2);

            // jump to the end of the match for the next pcre_exec
            pos = static_cast<int>(pos2);
        }

        return "";
    }
}

template<typename T>