src/EventHandlers/DispatchErrorHandler.php from aol/atc

src/EventHandlers/DispatchErrorHandler.php

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<?php

namespace Aol\Atc\EventHandlers;

use Aol\Atc\Events\DispatchErrorEvent;
use Symfony\Component\EventDispatcher\Event;
use Symfony\Component\HttpFoundation\Response;

class DispatchErrorHandler implements EventHandlerInterface
{
    /**
     * @return string
     */
    protected function getErrorHtml()
    {
        return '<html><head><title>Oops! Something went wrong.</title></head><body>Oops! Looks like something went wrong.</body></html>';
    }

    /**
     * @param Event $event
     * @return mixed|Response
     */
    public function __invoke(Event $event)
    {
        /** @var DispatchErrorEvent $event */
        $exc = $event->getException();
        return new Response(
            $event->isDebug() ? $exc->getMessage() : $this->getErrorHtml(),
            Response::HTTP_INTERNAL_SERVER_ERROR,
            ['content-type' => 'text/html']
        );
    }

}