//
// Utils Functions
//

//
// Append State Selector
//
// Append any kind of selector to each element within a list.
//
// @return The newly selectors list.
//
@function append_state_selector($selectors: (), $state: '') {
  // @todo Add extra check of whitelist selectors.
  // Append the state if needed.
  @if '' != $state and 0 < length($selectors) {
    $new: $selectors;
    $selectors: ();

    @each $s in $new {
      $sel: '#{$s}:#{$state}';
      $selectors: append($selectors, $sel, comma);
    }
  }

  @return $selectors
}

//
// Strip Unit
//
// @since 1.0.0
//
@function strip_unit($num) {
  @return $num / ($num * 0 + 1);
}

//
// Convert Unit to Rem
//
// @since 1.0.0
//
@function convert_unit_to_rem($num) {
  $value: strip_unit($num);
  @return #{$value}rem;
}