@@ -48,6 +48,9 @@ |
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| 48 | 48 | return $document; |
| 49 | 49 | } |
| 50 | 50 | |
| 51 | + /** |
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| 52 | + * @param DocumentInterface $document |
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| 53 | + */ |
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| 51 | 54 | public function flatten($document, $prepend = '') |
| 52 | 55 | { |
| 53 | 56 | $results = []; |