whoops/examples/example-ajax-only.php

<?php
/**
 * Whoops - php errors for cool kids
 * @author Filipe Dobreira <http://github.com/filp>
 *
 * Run this example file with the PHP 5.4 web server with:
 *
 * $ cd project_dir
 * $ php -S localhost:8080
 *
 * and access localhost:8080/examples/example-ajax-only.php through your browser
 *
 * Or just run it through apache/nginx/what-have-yous as usual.
 */

namespace Whoops\Example;

use RuntimeException;
use Whoops\Handler\JsonResponseHandler;
use Whoops\Handler\PrettyPageHandler;
use Whoops\Run;

require __DIR__ . '/../vendor/autoload.php';

$run = new Run();

// We want the error page to be shown by default, if this is a
// regular request, so that's the first thing to go into the stack:
$run->pushHandler(new PrettyPageHandler());

// Now, we want a second handler that will run before the error page,
// and immediately return an error message in JSON format, if something
// goes awry.
if (\Whoops\Util\Misc::isAjaxRequest()) {
    $jsonHandler = new JsonResponseHandler();

    // You can also tell JsonResponseHandler to give you a full stack trace:
    // $jsonHandler->addTraceToOutput(true);

    // You can also return a result compliant to the json:api spec
    // re: http://jsonapi.org/examples/#error-objects
    // tl;dr: error[] becomes errors[[]]
   $jsonHandler->setJsonApi(true);

    // And push it into the stack:
    $run->pushHandler($jsonHandler);
}

// That's it! Register Whoops and throw a dummy exception:
$run->register();
throw new RuntimeException("Oh fudge napkins!");