copy error message to front of log in error handler

Author: simonLeary42

resources/lib/UnityHTTPD.php

@@ -135,12 +135,19 @@ public static function shutdown()
         if (is_null($e) || $e["type"] !== E_ERROR) {
             return;
         }
-        // newlines are bad for error log
-        if (!is_null($e) && array_key_exists("message", $e) && str_contains($e["message"], "\n")) {
-            $e["message"] = explode("\n", $e["message"]);
+        if (!is_null($e) && array_key_exists("message", $e)) {
+            // newlines are bad for error log
+            if (str_contains($e["message"], "\n")) {
+                $e["message"] = explode("\n", $e["message"]);
+                $message = $e["message"][0] + "... (uncaught error)";
+            } else {
+                $message = $e["message"] + " (uncaught error)";
+            }
+        } else {
+            $message = "uncaught error";
         }
         // error_get_last is an array, not a Throwable
-        self::internalServerError("An internal server error has occurred.", data: ["error" => $e]);
+        self::internalServerError($message, data: ["error" => $e]);
     }
 
     public static function getPostData(...$keys)