Initial Commit

dependencies/guzzlehttp/psr7/src/DroppingStream.php

@@ -0,0 +1,40 @@
+<?php
+
+declare (strict_types=1);
+namespace WP_Ultimo\Dependencies\GuzzleHttp\Psr7;
+
+use WP_Ultimo\Dependencies\Psr\Http\Message\StreamInterface;
+/**
+ * Stream decorator that begins dropping data once the size of the underlying
+ * stream becomes too full.
+ */
+final class DroppingStream implements StreamInterface
+{
+    use StreamDecoratorTrait;
+    /** @var int */
+    private $maxLength;
+    /** @var StreamInterface */
+    private $stream;
+    /**
+     * @param StreamInterface $stream    Underlying stream to decorate.
+     * @param int             $maxLength Maximum size before dropping data.
+     */
+    public function __construct(StreamInterface $stream, int $maxLength)
+    {
+        $this->stream = $stream;
+        $this->maxLength = $maxLength;
+    }
+    public function write($string) : int
+    {
+        $diff = $this->maxLength - $this->stream->getSize();
+        // Begin returning 0 when the underlying stream is too large.
+        if ($diff <= 0) {
+            return 0;
+        }
+        // Write the stream or a subset of the stream if needed.
+        if (\strlen($string) < $diff) {
+            return $this->stream->write($string);
+        }
+        return $this->stream->write(\substr($string, 0, $diff));
+    }
+}