fix: declare param/return types

Author: kenjis

system/Debug/BaseExceptionHandler.php

@@ -86,10 +86,8 @@ protected function collectVars(Throwable $exception, int $statusCode): array
 
     /**
      * Mask sensitive data in the trace.
-     *
-     * @param array|object $trace
      */
-    protected function maskSensitiveData($trace, array $keysToMask, string $path = '')
+    protected function maskSensitiveData(array $trace, array $keysToMask, string $path = ''): array
     {
         foreach ($trace as $i => $line) {
             $trace[$i]['args'] = $this->maskData($line['args'], $keysToMask);

system/Debug/Exceptions.php

@@ -334,9 +334,9 @@ protected function collectVars(Throwable $exception, int $statusCode): array
     /**
      * Mask sensitive data in the trace.
      *
-     * @param array|object $trace
+     * @param array $trace
      *
-     * @return array|object
+     * @return array
      *
      * @deprecated 4.4.0 No longer used. Moved to BaseExceptionHandler.
      */