EmptyOnCollectionToIsEmptyCallRector

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Convert empty() on a Collection to ->isEmpty() call

 class SomeClass
 {
     /**
      * @var Collection<int, string>
      */
     private $collection;

     public function someMethod()
     {
-        if (empty($this->collection)) {
+        if ($this->collection->isEmpty()) {
             // ...
         }
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Doctrine\TypedCollections\Rector\Empty_\EmptyOnCollectionToIsEmptyCallRector;

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

SETS: Typed Collections