@function hu-remove-string-duplicates($string) {
  $index: str-index($string, "-");
  $last-index: if($index, $index, 0);
  $sliced-str: $string;

  @while ($index) {
    $sliced-str: str-slice($sliced-str, $index + 1);
    $index: str-index($sliced-str, "-");

    @if ($index) {
      $last-index: $index + $last-index;
    }
  }

  @return str-slice($string, $last-index + 1);
}