Symfony Profiler

<?php
declare(strict_types=1);
namespace Doctrine\Bundle\MigrationsBundle\Collector;
use Doctrine\DBAL\Exception;
use Doctrine\Migrations\DependencyFactory;
use Doctrine\Migrations\Metadata\Storage\TableMetadataStorageConfiguration;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\DataCollector\DataCollector;
class MigrationsCollector extends DataCollector
{
/** @var DependencyFactory */
private $dependencyFactory;
/** @var MigrationsFlattener */
private $flattener;
public function __construct(DependencyFactory $dependencyFactory, MigrationsFlattener $migrationsFlattener)
{
$this->dependencyFactory = $dependencyFactory;
$this->flattener = $migrationsFlattener;
}
public function collect(Request $request, Response $response, \Throwable $exception = null)
{
if (!empty($this->data)) {
return;
}
$metadataStorage = $this->dependencyFactory->getMetadataStorage();
$planCalculator = $this->dependencyFactory->getMigrationPlanCalculator();
try {
$executedMigrations = $metadataStorage->getExecutedMigrations();
} catch (Exception $dbalException) {
$this->dependencyFactory->getLogger()->error(
'error while trying to collect executed migrations',
['exception' => $dbalException]
);
return;
}
$availableMigrations = $planCalculator->getMigrations();
$this->data['available_migrations_count'] = count($availableMigrations);
$unavailableMigrations = $executedMigrations->unavailableSubset($availableMigrations);
$this->data['unavailable_migrations_count'] = count($unavailableMigrations);
$newMigrations = $availableMigrations->newSubset($executedMigrations);
$this->data['new_migrations'] = $this->flattener->flattenAvailableMigrations($newMigrations);
$this->data['executed_migrations'] = $this->flattener->flattenExecutedMigrations($executedMigrations, $availableMigrations);
$this->data['storage'] = get_class($metadataStorage);
$configuration = $this->dependencyFactory->getConfiguration();
$storage = $configuration->getMetadataStorageConfiguration();
if ($storage instanceof TableMetadataStorageConfiguration) {
$this->data['table'] = $storage->getTableName();
$this->data['column'] = $storage->getVersionColumnName();
}
$connection = $this->dependencyFactory->getConnection();
$this->data['driver'] = get_class($connection->getDriver());
$this->data['name'] = $connection->getDatabase();
$this->data['namespaces'] = $configuration->getMigrationDirectories();
}
/**
* @return string
*/
public function getName()
{
return 'doctrine_migrations';
}
public function getData()
{
return $this->data;
}
public function reset()
{
$this->data = [];
}
}

vendor/doctrine/doctrine-migrations-bundle/Collector/MigrationsCollector.php line 27