Webmozart\Console\Api\Command\Command::doHandle PHP Method

    private function doHandle(Args $args, IO $io)
    {
        if ($this->dispatcher && $this->dispatcher->hasListeners(ConsoleEvents::PRE_HANDLE)) {
            $event = new PreHandleEvent($args, $io, $this);
            $this->dispatcher->dispatch(ConsoleEvents::PRE_HANDLE, $event);
            if ($event->isHandled()) {
                return $event->getStatusCode();
            }
        }
        $commandHandler = $this->config->getHandler();
        $handlerMethod = $this->config->getHandlerMethod();
        return $commandHandler->{$handlerMethod}($args, $io, $this);
    }