flowrMainOptionDefinitions: [
    {
        description: "The name of the configuration file to use";
        multiple: false;
        name: "config-file";
        type: StringConstructor;
    },
    {
        description: "The flowR configuration to use, as a JSON string";
        multiple: false;
        name: "config-json";
        type: StringConstructor;
    },
    {
        alias: "e";
        description: "Execute the given command and exit. Use a semicolon \";\" to separate multiple commands.";
        multiple: false;
        name: "execute";
        type: StringConstructor;
        typeLabel: "{underline command}";
    },
] = ...