<?php

declare(strict_types=1);

namespace Rector\Scripts\Finder;

use Nette\Loaders\RobotLoader;

use Rector\Configuration\Deprecation\Contract\DeprecatedInterface;

use ReflectionClass;

final class RectorClassFinder

{

/**

* @param string[] $dirs

* @return class-string[]

*/

public function find(array $dirs): array

{

$robotLoader = new RobotLoader();

$robotLoader->acceptFiles = ['*Rector.php'];

$robotLoader->addDirectory(...$dirs);

$robotLoader->setTempDirectory(sys_get_temp_dir() . '/rector-rules');

$robotLoader->refresh();

/** @var array<class-string> $rectorClasses */

$rectorClasses = array_keys($robotLoader->getIndexedClasses());

$usableRectorClasses = [];

// remove deprecated and abstract classes

foreach ($rectorClasses as $rectorClass) {

$rectorClassReflection = new ReflectionClass($rectorClass);

if ($rectorClassReflection->isAbstract()) {

continue;

}

if ($rectorClassReflection->implementsInterface(DeprecatedInterface::class)) {

continue;

}

$usableRectorClasses[] = $rectorClass;

}

return $usableRectorClasses;

}

}