Predis to v2.2.2

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

@@ -0,0 +1,60 @@
+<?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 Predis\Command\Command;
+use UnexpectedValueException;
+
+/**
+ * @mixin Command
+ */
+trait LeftRight
+{
+    /**
+     * @var array{string: string}
+     */
+    private static $leftRightEnum = [
+        'left' => 'LEFT',
+        'right' => 'RIGHT',
+    ];
+
+    public function setArguments(array $arguments)
+    {
+        $argumentsLength = count($arguments);
+
+        if (static::$leftRightArgumentPositionOffset >= $argumentsLength) {
+            $arguments[] = 'LEFT';
+            parent::setArguments($arguments);
+
+            return;
+        }
+
+        $argument = $arguments[static::$leftRightArgumentPositionOffset];
+
+        if (is_string($argument) && in_array(strtoupper($argument), self::$leftRightEnum, true)) {
+            $argument = self::$leftRightEnum[$argument];
+        } else {
+            $enumValues = implode(', ', array_keys(self::$leftRightEnum));
+            throw new UnexpectedValueException("Left/Right argument accepts only: {$enumValues} values");
+        }
+
+        $argumentsBefore = array_slice($arguments, 0, static::$leftRightArgumentPositionOffset);
+        $argumentsAfter = array_slice($arguments, static::$leftRightArgumentPositionOffset + 1);
+
+        parent::setArguments(array_merge(
+            $argumentsBefore,
+            [$argument],
+            $argumentsAfter
+        ));
+    }
+}