Implements \Drupal\field\Plugin\Type\Formatter\FormatterInterface::viewElements().
Overrides FormatterInterface::viewElements
public function viewElements(EntityInterface $entity, $langcode, array $items) {
$elements = array();
if (!empty($items)) {
// Display all values in a single element.
$elements[0] = array(
'#theme' => 'file_formatter_table',
'#items' => $items,
);
}
return $elements;
}