Metabor\Statemachine\Graph\GraphBuilder::getTransitionLabel PHP Method

    protected function getTransitionLabel(StateInterface $state, TransitionInterface $transition)
    {
        $labelParts = array();
        $eventName = $transition->getEventName();
        if ($eventName) {
            $labelParts[] = 'E: ' . $eventName;
            $event = $state->getEvent($eventName);
            $observerName = $this->convertObserverToString($event);
            if ($observerName) {
                $labelParts[] = 'C: ' . $observerName;
            }
        }
        $conditionName = $transition->getConditionName();
        if ($conditionName) {
            $labelParts[] = 'IF: ' . $conditionName;
        }
        if ($transition instanceof WeightedInterface) {
            $labelParts[] = 'W: ' . $transition->getWeight();
        }
        $label = implode(PHP_EOL, $labelParts);
        return $label;
    }