Subdispatching commandbus

example.php

<?php

interface Subdispatchable {};

class SubdispatchingCommandBus extends CommandBus
{
    public function handle($command)
    {
        $response = parent::handle($command);
        
        if ( ! $response instanceof Subdispatchable) {
            return $response; 
        }
        
        return $this->handle($response);
    }
}