function ErrorController::preview

File

vendor/symfony/http-kernel/Controller/ErrorController.php, line 42

Class

ErrorController: Renders error or exception pages from a given FlattenException.

Namespace

Code

public function preview(Request $request, int $code) : Response {
    
    /*
     * This Request mimics the parameters set by
     * \Symfony\Component\HttpKernel\EventListener\ErrorListener::duplicateRequest, with
     * the additional "showException" flag.
     */
    $subRequest = $request->duplicate(null, null, [
        '_controller' => $this->controller,
        'exception' => new HttpException($code, 'This is a sample exception.'),
        'logger' => null,
        'showException' => false,
    ]);
    return $this->kernel
        ->handle($subRequest, HttpKernelInterface::SUB_REQUEST);
}