| @@ -33,9 +33,9 @@ | ||
| 33 | 33 | * @param array|null $subMap |
| 34 | 34 | * @param array $processed |
| 35 | 35 | * @return array |
| 36 | 36 | */ |
| 37 | - private function processTreeMapElements(array &$map, ?array $subMap = null, array &$processed = []): array | |
| 37 | + private function processTreeMapElements(array &$map, array $subMap = null, array &$processed = []): array | |
| 38 | 38 | { |
| 39 | 39 | $processMap = ($subMap === null) ? $map : $subMap; |
| 40 | 40 | |
| 41 | 41 | foreach ($processMap as $id => $subIds) { |