
foo {
  $limit: 10;
  $num: random($limit);
  $is-digit: type-of($num) == number and floor($num) == $num;
  $is-within-range: $num >= 1 and $num <= $limit;

  @for $i from 1 through 1000 {
    $num: random($limit);
    $is-digit: $is-digit and type-of($num) == number and floor($num) == $num;
    $is-within-range: $is-within-range and $num >= 1 and $num <= $limit;
  }

  is-defined: $num != "random(10)";
  is-digit: $is-digit;
  is-within-range: $is-within-range;
}
