protected function MetatagEntityFieldItemList::computeValue in Metatag 8

Computes the values for an item list.

Overrides ComputedItemListTrait::computeValue

File

src/Plugin/Field/MetatagEntityFieldItemList.php, line 18

Class

MetatagEntityFieldItemList

Defines a metatag list class for better normalization targeting.

Namespace

Drupal\metatag\Plugin\Field

Code

protected function computeValue() {

  // This field does not really compute anything, it is solely used as a base
  // for normalizers.
  // @see \Drupal\metatag\Normalizer\MetatagNormalizer
  return NULL;
}