upgrade

vendor/php-http/message/src/Encoding/CompressStream.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Http\Message\Encoding;
+
+use Clue\StreamFilter as Filter;
+use Psr\Http\Message\StreamInterface;
+
+/**
+ * Stream compress (RFC 1950).
+ *
+ * @author Joel Wurtz <joel.wurtz@gmail.com>
+ */
+class CompressStream extends FilteredStream
+{
+    /**
+     * @param int $level
+     */
+    public function __construct(StreamInterface $stream, $level = -1)
+    {
+        if (!extension_loaded('zlib')) {
+            throw new \RuntimeException('The zlib extension must be enabled to use this stream');
+        }
+
+        parent::__construct($stream, ['window' => 15, 'level' => $level]);
+
+        // @deprecated will be removed in 2.0
+        $this->writeFilterCallback = Filter\fun($this->writeFilter(), ['window' => 15]);
+    }
+
+    protected function readFilter(): string
+    {
+        return 'zlib.deflate';
+    }
+
+    protected function writeFilter(): string
+    {
+        return 'zlib.inflate';
+    }
+}