Keep lazy iterator alive

chr-hertel · chr-hertel · commit 1aa0c583b81e · 2026-02-16T21:27:32.000+01:00
diff --git a/src/Document/Transformer/ChainTransformer.php b/src/Document/Transformer/ChainTransformer.php
@@ -15,17 +15,12 @@
 
 final class ChainTransformer implements TransformerInterface
 {
-    /**
-     * @var TransformerInterface[]
-     */
-    private readonly array $transformers;
-
     /**
      * @param iterable<TransformerInterface> $transformers
      */
-    public function __construct(iterable $transformers)
-    {
-        $this->transformers = $transformers instanceof \Traversable ? iterator_to_array($transformers) : $transformers;
+    public function __construct(
+        private readonly iterable $transformers,
+    ) {
     }
 
     public function transform(iterable $documents, array $options = []): iterable
