Catch Throwables so that we handle internal PHP errors too

src/Http/Middleware/HandleErrorsWithView.php

@@ -11,7 +11,6 @@
 
 namespace Flarum\Http\Middleware;
 
-use Exception;
 use Flarum\Settings\SettingsRepositoryInterface;
 use Illuminate\Contracts\View\Factory as ViewFactory;
 use Psr\Http\Message\ResponseInterface as Response;
@@ -20,6 +19,7 @@ use Psr\Http\Server\MiddlewareInterface as Middleware;
 use Psr\Http\Server\RequestHandlerInterface as Handler;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\Translation\TranslatorInterface;
+use Throwable;
 use Zend\Diactoros\Response\HtmlResponse;
 
 class HandleErrorsWithView implements Middleware
@@ -65,12 +65,12 @@ class HandleErrorsWithView implements Middleware
     {
         try {
             return $handler->handle($request);
-        } catch (Exception $e) {
+        } catch (Throwable $e) {
             return $this->formatException($e);
         }
     }
 
-    protected function formatException(Exception $error)
+    protected function formatException(Throwable $error)
     {
         $status = 500;
         $errorCode = $error->getCode();

src/Http/Middleware/HandleErrorsWithWhoops.php

@@ -11,12 +11,12 @@
 
 namespace Flarum\Http\Middleware;
 
-use Exception;
 use Franzl\Middleware\Whoops\WhoopsRunner;
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Psr\Http\Server\MiddlewareInterface as Middleware;
 use Psr\Http\Server\RequestHandlerInterface as Handler;
+use Throwable;
 
 class HandleErrorsWithWhoops implements Middleware
 {
@@ -27,7 +27,7 @@ class HandleErrorsWithWhoops implements Middleware
     {
         try {
             return $handler->handle($request);
-        } catch (Exception $e) {
+        } catch (Throwable $e) {
             return WhoopsRunner::handle($e, $request);
         }
     }