Moved cache drivers outside core to extensions (plugins)

plugins/cache-redis/Predis/Response/ErrorInterface.php

@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) Daniele Alessandri <suppakilla@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Response;
+
+/**
+ * Represents an error returned by Redis (responses identified by "-" in the
+ * Redis protocol) during the execution of an operation on the server.
+ *
+ * @author Daniele Alessandri <suppakilla@gmail.com>
+ */
+interface ErrorInterface extends ResponseInterface
+{
+    /**
+     * Returns the error message.
+     *
+     * @return string
+     */
+    public function getMessage();
+
+    /**
+     * Returns the error type (e.g. ERR, ASK, MOVED).
+     *
+     * @return string
+     */
+    public function getErrorType();
+}