function Breadcrumb::toRenderable

Overrides RenderableInterface::toRenderable

File

core/lib/Drupal/Core/Breadcrumb/Breadcrumb.php, line 71

Class

Breadcrumb

Used to return generated breadcrumbs with associated cacheability metadata.

Namespace

Drupal\Core\Breadcrumb

Code

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;
}