Try Rector Online | Rector - Automated Way to Instantly Upgrade and Refactor any PHP code

Run Rector on your code to see what it can do for you:

     public function getIssue(): void
     {
         foreach (['value_1', 'value_2'] as $value) {
-            if ($this instanceof demoInterface && $this->getExample() === false) {
+            if ($this->getExample() === false) {
                 $this->setExample('demo');
             }
         }
     }
 };

PHP snippet to change

<?php

declare(strict_types=1);

interface demoInterface
{
    public function getExample(): bool;

    public function setExample(string $value): void;
}

trait demoTrait 
{
    public function getIssue(): void
    {
        foreach (['value_1', 'value_2'] as $value) {
            if ($this instanceof demoInterface && $this->getExample() === false) {
                $this->setExample('demo');
            }
        }
    }
};

Applied Rules:

RemoveAlwaysTrueIfConditionRector

Not a change you expect?

Create an issue on GitHub
...or to speed up fix – add a test fixture

Config rector.php

<?php

declare(strict_types=1);

use Rector\DeadCode\Rector\If_\RemoveAlwaysTrueIfConditionRector;
use Rector\Set\ValueObject\SetList;
use Rector\Config\RectorConfig;

return static function (RectorConfig $rectorConfig): void
{
    $rectorConfig->sets([
        SetList::CODE_QUALITY,
        SetList::CODING_STYLE,
        SetList::DEAD_CODE,
        SetList::EARLY_RETURN,
        SetList::INSTANCEOF,
        SetList::NAMING,
        SetList::PRIVATIZATION,
        SetList::TYPE_DECLARATION,
    ]);
    
    // $rectorConfig->skip([RemoveAlwaysTrueIfConditionRector::class]);
};

Rector version: c8c320 - released at 2025-08-06 21:50