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

Rector run Failed:

{ "totals": { "changed_files": 0, "errors": 1 }, "errors": [ { "message": "System error: \"This parameter does not have a default value available\"\nRun Rector with \"--debug\" option and post the report here: https://github.com/rectorphp/rector/issues/new", "file": "/var/www/storage/demo/4jyfb4ndabypmmcldc8v/rector_analyzed_file.php", "line": 172 } ] }

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

PHP snippet to change

<?php

class ParentAttachable
{
    public function __construct(array $properties)
    {
        parent::__construct($properties);
    }
}

class Attachable extends ParentAttachable
{
    public function __construct(array $properties = [])
    {
        parent::__construct($properties);
    }
}

Config rector.php

<?php

declare(strict_types=1);

use Rector\Config\RectorConfig;
use Rector\DeadCode\Rector\ClassMethod\RemoveParentDelegatingConstructorRector;

return RectorConfig::configure()
    ->withRules([RemoveParentDelegatingConstructorRector::class]);

Rector version: a6f0ce - released at 2025-12-30 10:02