Breadcrumb::toRenderable

public Breadcrumb::toRenderable()

public function toRenderable() {
  $build = [
    '#cache' => [
      'contexts' => $this->cacheContexts,
      'tags' => $this->cacheTags,
      'max-age' => $this->cacheMaxAge,
    ],
  ];
  if (!empty($this->links)) {
    $build += [
      '#theme' => 'breadcrumb',
      '#links' => $this->links,
    ];
  }
  return $build;
}