Function parseCommandLine

src/OpenLoco/src/CommandLine.cpp:302–403

    };

    std::optional<CommandLineOptions> parseCommandLine(std::vector<std::string>&& argv)
    {
        auto parser = CommandLineParser(argv)
                          .registerOption("--bind", 1)
                          .registerOption("--port", "-p", 1)
                          .registerOption("-o", 1)
                          .registerOption("--help", "-h")
                          .registerOption("--version")
                          .registerOption("--intro")
                          .registerOption("--log_levels", 1)
                          .registerOption("--all", "-a")
                          .registerOption("--locomotion_path", 1);

        if (!parser.parse())
        {
            Logging::error("{}", parser.getErrorMessage());
            return {};
        }

        CommandLineOptions options;
        if (parser.hasOption("--version"))
        {
            options.action = CommandLineAction::version;
        }
        else if (parser.hasOption("--help") || parser.hasOption("-h"))
        {
            options.action = CommandLineAction::help;
        }
        else if (parser.hasOption("--intro"))
        {
            options.action = CommandLineAction::intro;
        }
        else
        {
            auto firstArg = parser.getArg(0);
            if (firstArg == "host")
            {
                options.action = CommandLineAction::host;
                options.path = parser.getArg(1);
            }
            else if (firstArg == "join")
            {
                options.action = CommandLineAction::join;
                options.address = parser.getArg(1);
            }
            else if (firstArg == "uncompress")
            {
                options.action = CommandLineAction::uncompress;
                options.path = parser.getArg(1);
            }
            else if (firstArg == "simulate")
            {
                options.action = CommandLineAction::simulate;
                options.path = parser.getArg(1);
                options.ticks = parser.getArg<int32_t>(2);
                options.path2 = parser.getArg(3);
            }
            else if (firstArg == "compare")