Predis to v2.2.2

plugins/cache-redis/Predis/Command/Traits/DB.php

@@ -0,0 +1,53 @@
+<?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\Command\Traits;
+
+use UnexpectedValueException;
+
+trait DB
+{
+    private $dbModifier = 'DB';
+
+    public function setArguments(array $arguments)
+    {
+        $argumentsLength = count($arguments);
+
+        if (static::$dbArgumentPositionOffset >= $argumentsLength) {
+            parent::setArguments($arguments);
+
+            return;
+        }
+
+        if (!is_numeric($arguments[static::$dbArgumentPositionOffset])) {
+            throw new UnexpectedValueException('DB argument should be a valid numeric value');
+        }
+
+        if ($arguments[static::$dbArgumentPositionOffset] < 0) {
+            array_splice($arguments, static::$dbArgumentPositionOffset, 1);
+            parent::setArguments($arguments);
+
+            return;
+        }
+
+        $argument = $arguments[static::$dbArgumentPositionOffset];
+        $argumentsBefore = array_slice($arguments, 0, static::$dbArgumentPositionOffset);
+        $argumentsAfter = array_slice($arguments, static::$dbArgumentPositionOffset + 1);
+
+        parent::setArguments(array_merge(
+            $argumentsBefore,
+            [$this->dbModifier],
+            [$argument],
+            $argumentsAfter
+        ));
+    }
+}