If the last modification time of the file specified via [[fileName]] is changed,
the dependency is considered as changed.
For more details and usage information on Cache, see the guide article on caching.
/**
* @inheritdoc
*/
public function getHasChanged($cache)
{
$result = parent::getHasChanged($cache);
if ($result && $this->compiledFileName) {
@unlink($this->compiledFileName);
FileHelper::removeDirIfEmpty(dirname($this->compiledFileName));
}
return $result;
}
