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system/Files/Exceptions/FileException.php

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+<?php
+
+/**
+ * This file is part of CodeIgniter 4 framework.
+ *
+ * (c) CodeIgniter Foundation <admin@codeigniter.com>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace CodeIgniter\Files\Exceptions;
+
+use CodeIgniter\Exceptions\DebugTraceableTrait;
+use CodeIgniter\Exceptions\ExceptionInterface;
+use RuntimeException;
+
+class FileException extends RuntimeException implements ExceptionInterface
+{
+    use DebugTraceableTrait;
+
+    public static function forUnableToMove(?string $from = null, ?string $to = null, ?string $error = null)
+    {
+        return new static(lang('Files.cannotMove', [$from, $to, $error]));
+    }
+
+    /**
+     * Throws when an item is expected to be a directory but is not or is missing.
+     *
+     * @param string $caller The method causing the exception
+     */
+    public static function forExpectedDirectory(string $caller)
+    {
+        return new static(lang('Files.expectedDirectory', [$caller]));
+    }
+
+    /**
+     * Throws when an item is expected to be a file but is not or is missing.
+     *
+     * @param string $caller The method causing the exception
+     */
+    public static function forExpectedFile(string $caller)
+    {
+        return new static(lang('Files.expectedFile', [$caller]));
+    }
+}