Method GetChar

library/cpp/getopt/small/last_getopt_opt.cpp:30–34

    }

    char TOpt::GetChar() const {
        if (Chars_.empty())
            ythrow TConfException() << "no char for option " << this->ToShortString();
        return Chars_.at(0);
    }

    char TOpt::GetCharOr0() const {
        if (Chars_.empty())