struct Empty {
    empty string
}

fn print_error() ?[]Empty {
    mut test := []Empty{}
    test << Empty{
        empty: 'Test'
    }
    if test[0].empty != '' {
        return none
    }
    return test
}

fn test_option_expr_with_array_value() {
    test_error := print_error() or {
        eprintln(err)
        []Empty{}
    }
    println(test_error)
    assert '${test_error}' == '[]'
}