module CallVarArgsFunc {
    // Ecstasy does not have a var-args concept; instead, array notation is used
    static Int foo(Int[] args = []) {
        return args.size;
    }

    void run() {
        @Inject Console console;
        console.print($"{foo()=}");
        console.print($"{foo([])=}");
        console.print($"{foo([1])=}");
        console.print($"{foo([1, 2])=}");
        console.print($"{foo([1, 2, 3])=}");
    }
}