Add error handler for exceptions

composer.json

@@ -13,7 +13,8 @@
         "StrictList",
         "StrictQueue",
         "StrictStack",
-        "ThrowErrorException"
+        "ThrowErrorException",
+        "TriggerExceptionError"
     ],
     "homepage": "https://github.com/opencultureconsulting/php-basics",
     "readme": "README.md",

src/ErrorHandlers/TriggerExceptionError.php

@@ -0,0 +1,56 @@
+<?php
+
+/**
+ * PHP Basics
+ *
+ * Copyright (C) 2024 Sebastian Meyer <sebastian.meyer@opencultureconsulting.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace OCC\Basics\ErrorHandlers;
+
+use Throwable;
+
+/**
+ * Trigger errors for uncaught exceptions.
+ *
+ * Usage: set_exception_handler(new TriggerExceptionError());
+ *
+ * @author Sebastian Meyer <sebastian.meyer@opencultureconsulting.com>
+ * @package Basics\ErrorHandlers
+ */
+class TriggerExceptionError
+{
+    /**
+     * Convert an uncaught exception into an PHP error.
+     *
+     * @param Throwable $exception The exception
+     *
+     * @return void
+     */
+    public function __invoke(Throwable $exception): void
+    {
+        $message = sprintf(
+            'Uncaught Exception [%d] in file %s on line %d: %s',
+            $exception->getCode(),
+            $exception->getFile(),
+            $exception->getLine(),
+            $exception->getMessage()
+        );
+        trigger_error($message, E_USER_ERROR);
+    }
+}