add

vendor/symfony/http-client/Chunk/InformationalChunk.php

@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpClient\Chunk;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ *
+ * @internal
+ */
+class InformationalChunk extends DataChunk
+{
+    private $status;
+
+    public function __construct(int $statusCode, array $headers)
+    {
+        $this->status = [$statusCode, $headers];
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getInformationalStatus(): ?array
+    {
+        return $this->status;
+    }
+}