Moved cache drivers outside core to extensions (plugins)

plugins/cache-redis/Predis/Configuration/OptionsInterface.php

@@ -0,0 +1,64 @@
+<?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\Configuration;
+
+/**
+ * Interface defining a container for client options.
+ *
+ * @property-read mixed aggregate   Custom connection aggregator.
+ * @property-read mixed cluster     Aggregate connection for clustering.
+ * @property-read mixed connections Connection factory.
+ * @property-read mixed exceptions  Toggles exceptions in client for -ERR responses.
+ * @property-read mixed prefix      Key prefixing strategy using the given prefix.
+ * @property-read mixed profile     Server profile.
+ * @property-read mixed replication Aggregate connection for replication.
+ *
+ * @author Daniele Alessandri <suppakilla@gmail.com>
+ */
+interface OptionsInterface
+{
+    /**
+     * Returns the default value for the given option.
+     *
+     * @param string $option Name of the option.
+     *
+     * @return mixed|null
+     */
+    public function getDefault($option);
+
+    /**
+     * Checks if the given option has been set by the user upon initialization.
+     *
+     * @param string $option Name of the option.
+     *
+     * @return bool
+     */
+    public function defined($option);
+
+    /**
+     * Checks if the given option has been set and does not evaluate to NULL.
+     *
+     * @param string $option Name of the option.
+     *
+     * @return bool
+     */
+    public function __isset($option);
+
+    /**
+     * Returns the value of the given option.
+     *
+     * @param string $option Name of the option.
+     *
+     * @return mixed|null
+     */
+    public function __get($option);
+}