Predis to v2.2.2

plugins/cache-redis/Predis/Configuration/Option/Prefix.php

@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) 2009-2020 Daniele Alessandri
+ * (c) 2021-2023 Till Krüss
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Configuration\Option;
+
+use Predis\Command\Processor\KeyPrefixProcessor;
+use Predis\Command\Processor\ProcessorInterface;
+use Predis\Configuration\OptionInterface;
+use Predis\Configuration\OptionsInterface;
+
+/**
+ * Configures a command processor that apply the specified prefix string to a
+ * series of Redis commands considered prefixable.
+ */
+class Prefix implements OptionInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function filter(OptionsInterface $options, $value)
+    {
+        if (is_callable($value)) {
+            $value = call_user_func($value, $options);
+        }
+
+        if ($value instanceof ProcessorInterface) {
+            return $value;
+        }
+
+        return new KeyPrefixProcessor((string) $value);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getDefault(OptionsInterface $options)
+    {
+        // NOOP
+    }
+}