BinaryOpStandaloneAssignsToDirectRector

Change 2 standalone assigns to variable then binary op to direct binary op

 function run()
 {
-    $value = 100;
-    $anotherValue = 200;
-
     return 100 <=> 200;
 }

Configure your rector.php:

<?php

use Rector\CodingStyle\Rector\ClassMethod\BinaryOpStandaloneAssignsToDirectRector;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withRules([
        BinaryOpStandaloneAssignsToDirectRector::class,
    ]);
SETS:  Coding Style