Change the 5.x series of the Symfony components.

.gitignore

@@ -1,2 +1,3 @@
 /vendor
-composer.lock
+composer.lock
+/.idea/

src/Exceptions/ConvertsExceptions.php

@@ -37,11 +37,11 @@ trait ConvertsExceptions
     /**
      * Convert an exception to another exception
      *
-     * @param  \Exception $exception
+     * @param  \Throwable $exception
      * @param  array      $convert
      * @return void
      */
-    protected function convert(Exception $exception, array $convert)
+    protected function convert(\Throwable $exception, array $convert)
     {
         foreach ($convert as $source => $target) {
             if ($exception instanceof $source) {
@@ -60,7 +60,7 @@ protected function convert(Exception $exception, array $convert)
      * @param  \Exception $exception
      * @return void
      */
-    protected function convertDefaultException(Exception $exception)
+    protected function convertDefaultException(\Throwable $exception)
     {
         $this->convert($exception, array_diff_key([
             AuthenticationException::class => UnauthenticatedException::class,
@@ -87,4 +87,4 @@ protected function renderResponse(HttpException $exception): JsonResponse
             ->data($exception->data())
             ->respond($exception->statusCode(), $exception->getHeaders());
     }
-}
+}

src/Exceptions/Handler.php

@@ -4,7 +4,6 @@
 
 use Flugg\Responder\Exceptions\Http\HttpException;
 use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
-use Throwable;
 
 /**
  * An exception handler responsible for handling exceptions.
@@ -20,11 +19,13 @@ class Handler extends ExceptionHandler
     /**
      * Render an exception into an HTTP response.
      *
-     * @param  \Illuminate\Http\Request $request
-     * @param  \Exception|\Throwable    $exception
+     * @param \Illuminate\Http\Request $request
+     * @param \Throwable $exception
      * @return \Symfony\Component\HttpFoundation\Response
+     *
+     * @throws \Throwable
      */
-    public function render($request, $exception)
+    public function render($request, \Throwable $exception)
     {
         if ($request->wantsJson()) {
             $this->convertDefaultException($exception);
@@ -36,4 +37,4 @@ public function render($request, $exception)
 
         return parent::render($request, $exception);
     }
-}
+}