<?php

Interface RectorTest {
    public function __construct(string $name, array $config);
}

abstract class RectorClass implements RectorTest {
    protected $name;

    public function __construct(string $name, array $config) {
        $this->name = $name;
    }
}

class Rector extends RectorClass {
    public function __construct(string $name, array $config) {
        parent::__construct($name, $config);

        if($config['type'] == 'a') {
            echo 'a';
        }
    }
}