Configurable

FuncCallToNewRector

Change configured function calls to new Instance

 class SomeClass
 {
     public function run()
     {
-        $array = collection([]);
+        $array = new \Collection([]);
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Transform\Rector\FuncCall\FuncCallToNewRector;

return RectorConfig::configure()
    ->withConfiguredRule(FuncCallToNewRector::class, [
        'collection' => 'Collection',
    ]);