ClassMethodArrayDocblockParamFromLocalCallsRector

Find another rule

Add @param array docblock to a class method based on local call types

 class SomeClass
 {
     public function go()
     {
         $this->run(['item1', 'item2']);
     }

+    /**
+     * @param string[] $items
+     */
     private function run(array $items)
     {
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\TypeDeclarationDocblocks\Rector\Class_\ClassMethodArrayDocblockParamFromLocalCallsRector;

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