fun feature_start(feature: Text, description: Text): Null {
    echo "Create feature {feature} ({description})"
}

fun feature_checkout(feature: Text): Null {
    echo "Checkout feature {feature}"
}

fun feature_publish(feature: Text): Null {
    echo "Publish feature {feature}"
}

fun feature_finish(feature: Text): Null {
    echo "Finish feature {feature}"
}

fun feature_delete(feature: Text): Null {
    echo "Delete feature {feature}"
}

fun feature_rebase(feature: Text): Null {
    echo "Rebase feature {feature}"
}

fun help(args: [Text]): Null {
    echo "Feature help"
}

pub fun feature_cmd(args: [Text]): Null {
    let cmd = args[1]
    let feature = args[2]

    if {
        cmd == "": help(args)
        cmd == "start": feature_start(feature, args[3])
        cmd == "checkout": feature_checkout(feature)
        cmd == "publish": feature_publish(feature)
        cmd == "finish": feature_finish(feature)
        cmd == "rebase": feature_rebase(feature)
        cmd == "delete": feature_delete(feature)
        else: echo "Unknown command feature '{cmd}'"
    }
}