return (new RuleConfig()) ->
operatorSet(RuleConfig::OPERATOR_SET_STRING, true, true
) ->
entitySelectField('identifiers', TagDefinition::ENTITY_NAME, true
);
} /**
* @return list<string>
*/
private function extractTagIds(CustomerEntity
$customer): array
{ $tagIds =
$customer->
getTagIds();
if (!
$tagIds) { return [];
} return $tagIds;
}}