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: \"PhpParser\\PrettyPrinterAbstract::p(): Argument #1 ($node) must be of type PhpParser\\Node, null given, called in /var/www/vendor/rector/rector/vendor/nikic/php-parser/lib/PhpParser/PrettyPrinter/Standard.php on line 612\"\nRun Rector with \"--debug\" option and post the report here: https://github.com/rectorphp/rector/issues/new", "file": "/var/www/storage/demo/cfuin1hxzuep582ypa66/rector_analyzed_file.php", "line": 571 } ] }

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

PHP snippet to change

<?php

final class DemoFile
{
	private function getSort()
    {
        $sort = null;
        
        switch('tel') 
        {
        	case 'number':
            case 'percentage':
            case 'integer':
            case 'price':
            case 'decimal':
                $sort = SORT_NUMERIC;
                break;
            case 'string':
            case 'list':
            case 'text':
                $sort = SORT_NATURAL | SORT_FLAG_CASE;
                break;
            default:
                $sort = SORT_REGULAR;
        }
        
        return $sort;
    }
}

Config rector.php

<?php

use Rector\Config\RectorConfig;

return RectorConfig::configure()
    // B. or few rules
    ->withRules([
        \Rector\Php80\Rector\Switch_\ChangeSwitchToMatchRector::class
    ]);

Rector version: e65ac6 - released at 2026-02-05 16:20