_dry.scss

@import 'lib/settings';
@import 'lib/placeholders';

///
@mixin dry($id, $enabled: dry-get($dry, enabled)) {
  @if $enabled {
    $placeholder-id: -dry-placeholders-get($id);

    @if null == $placeholder-id {
      $placeholder-id: -dry-placeholders-set($id);
      // XXX: adding quotes for linter, waiting: https://github.com/sasstools/sass-lint/issues/532
      @at-root '%#{$placeholder-id}' { @content; }
    }

    @extend '%#{$placeholder-id}';
  }
  @else {
    @content;
  }
}