ArgParser::usage(std::string const& message)
{
    if (this->bash_completion)
    {
        // This will cause bash to fall back to regular file completion.
        exit(0);
    }
    else
    {
        usageExit(message);
    }
}
ArgParser::usage(std::string const& message)
{
    if (this->bash_completion)
    {
         
        exit(0);
    }
    else
    {
        usageExit(message);
    }
}