LiteralGetToRequestClassConstantRector

Replace "GET" string by Symfony Request object class constants

 use Symfony\Component\Form\FormBuilderInterface;

 final class SomeClass
 {
     public function detail(FormBuilderInterface $formBuilder)
     {
-        $formBuilder->setMethod('GET');
+        $formBuilder->setMethod(\Symfony\Component\HttpFoundation\Request::GET);
     }
 }

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Symfony\CodeQuality\Rector\MethodCall\LiteralGetToRequestClassConstantRector;

return RectorConfig::configure()
    ->withRules([
        LiteralGetToRequestClassConstantRector::class,
    ]);
SETS:  Code Quality