<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\EventListener;
use Symfony\Component\Console\ConsoleEvents;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\VarDumper\Cloner\ClonerInterface;
use Symfony\Component\VarDumper\Dumper\DataDumperInterface;
use Symfony\Component\VarDumper\Server\Connection;
use Symfony\Component\VarDumper\VarDumper;
/**
* Configures dump() handler.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class DumpListener implements EventSubscriberInterface
{
private $cloner;
private $dumper;
private $connection;
public function __construct(ClonerInterface $cloner, DataDumperInterface $dumper, ?Connection $connection = null)
{
$this->cloner = $cloner;
$this->dumper = $dumper;
$this->connection = $connection;
}
public function configure()
{
$cloner = $this->cloner;
$dumper = $this->dumper;
$connection = $this->connection;
VarDumper::setHandler(static function ($var) use ($cloner, $dumper, $connection) {
$data = $cloner->cloneVar($var);
if (!$connection || !$connection->write($data)) {
$dumper->dump($data);
}
});
}
public static function getSubscribedEvents()
{
if (!class_exists(ConsoleEvents::class)) {
return [];
}
// Register early to have a working dump() as early as possible
return [ConsoleEvents::COMMAND => ['configure', 1024]];
}
}