function ArgumentPluginBase::getCacheTags

The cache tags associated with this object.

When this object is modified, these cache tags will be invalidated.

Return value

list<string> A set of cache tags.

Overrides CacheableDependencyInterface::getCacheTags

File

core/modules/views/src/Plugin/views/argument/ArgumentPluginBase.php, line 1398

Class

ArgumentPluginBase

Base class for argument (contextual filter) handler plugins.

Namespace

Code

public function getCacheTags() {
  $tags = [];
  // Asks all subplugins (argument defaults, argument validator and styles).
  if (($plugin = $this->getPlugin('argument_default')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin->getCacheTags());
  }
  if (($plugin = $this->getPlugin('argument_validator')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin->getCacheTags());
  }
  if (($plugin = $this->getPlugin('style')) && $plugin instanceof CacheableDependencyInterface) {
    $tags = Cache::mergeTags($tags, $plugin->getCacheTags());
  }
  return $tags;
}