BubbleableMetadata::addCacheableDependency

public BubbleableMetadata::addCacheableDependency($other_object)

Adds a dependency on an object: merges its cacheability metadata.

Parameters

\Drupal\Core\Cache\CacheableDependencyInterface|object $other_object: The dependency. If the object implements CacheableDependencyInterface, then its cacheability metadata will be used. Otherwise, the passed in object must be assumed to be uncacheable, so max-age 0 is set.

Return value

$this

Overrides RefinableCacheableDependencyTrait::addCacheableDependency

See also

\Drupal\Core\Cache\CacheableMetadata::createFromObject()

File

core/lib/Drupal/Core/Render/BubbleableMetadata.php, line 95

Class

BubbleableMetadata
Value object used for bubbleable rendering metadata.

Namespace

Drupal\Core\Render

Code

public function addCacheableDependency($other_object) {
  parent::addCacheableDependency($other_object);

  if ($other_object instanceof AttachmentsInterface) {
    $this->addAttachments($other_object->getAttachments());
  }

  return $this;
}
doc_Drupal
2016-10-29 08:48:58
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