Merge pull request #13 from samsonasik/use-new-syntax-rector-config

 [Rector] Use new RectorConfig::configure()

rector.php

@@ -4,22 +4,21 @@
 
 use Rector\Config\RectorConfig;
 use Rector\PHPUnit\Set\PHPUnitSetList;
-use Rector\Set\ValueObject\LevelSetList;
-use Rector\Set\ValueObject\SetList;
 
-return static function (RectorConfig $rectorConfig): void {
-    $rectorConfig->sets([
-        LevelSetList::UP_TO_PHP_81,
-        SetList::CODE_QUALITY,
-        SetList::CODING_STYLE,
-        SetList::DEAD_CODE,
-        SetList::NAMING,
-        SetList::PRIVATIZATION,
-        SetList::TYPE_DECLARATION,
+return RectorConfig::configure()
+    ->withPhpSets(php81: true)
+    ->withPreparedSets(
+        codeQuality: true,
+        codingStyle: true,
+        deadCode: true,
+        naming: true,
+        privatization: true,
+        typeDeclarations: true
+    )
+    ->withSets([
         PHPUnitSetList::PHPUNIT_100,
-    ]);
-
-    $rectorConfig->parallel();
-    $rectorConfig->paths([__DIR__ . '/src', __DIR__ . '/tests', __FILE__]);
-    $rectorConfig->importNames();
-};
+    ])
+    ->withParallel()
+    ->withRootFiles()
+    ->withPaths([__DIR__ . '/src', __DIR__ . '/tests'])
+    ->withImportNames();