AddParamArrayDocblockFromDataProviderRector

Find another rule

Add @param docblock array type, based on data provider data type

 use PHPUnit\Framework\TestCase;
 use PHPUnit\Framework\Attributes\DataProvider;

 final class SomeTest extends TestCase
 {
+    /**
+     * @param string[] $names
+     */
     #[DataProvider('provideData')]
     public function test(array $names): void
     {
     }

     public static function provideData()
     {
         yield [['Tom', 'John']];
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclarationDocblocks\Rector\ClassMethod\AddParamArrayDocblockFromDataProviderRector;

return RectorConfig::configure()
    ->withRules([
        AddParamArrayDocblockFromDataProviderRector::class,
    ]);