@charset "UTF-8";

@function __isColor($value) {
  $list: ();
  @for $i from 1 through length($value) {
    @if type-of(nth($value, $i)) == "color" {
      $list: append($list, nth($value, $i), comma);
    } @else {
      @error "'#{nth($value, $i)}' is not a color value, please replace it with a valid one.";
    }
  }
  @return $list;
}