// Mixins :: Sibling

// Dependencies
@import "./_tree";

@mixin sibling($class: false) {
  @if $class and type-of($class) == "string" {
    $class: "#{$class} + ";
  }
  @else {
    @each $selector in & {
      $len: length($selector);
      // Current selector
      $current: nth($selector, $len);
      // Assign the current selector as the $class
      $class: "#{$current} + ";
    }
  }
  // Build the tree!
  @include __tree($class) {
    @content;
  }
}