Remove argument by position by function name
-finfo_buffer($finfo, $fileContents, FILEINFO_NONE, []);
+finfo_buffer($finfo, $fileContents, FILEINFO_NONE);Configure your rector.php:
<?php
use Rector\Config\RectorConfig;
use Rector\Php85\Rector\FuncCall\RemoveFinfoBufferContextArgRector;
return RectorConfig::configure()
->withRules([
RemoveFinfoBufferContextArgRector::class,
]);
