⇢ | A | ListenerData added | |
B | ↘ | C | Environment got worse |
⇢ | A | Environment::setEventDispatcher() added | |
⇢ | A | Environment::getListenersForEvent() added | |
⇢ | A | ListenerData::__construct() added | |
⇢ | A | ListenerData::getListener() added | |
⇢ | A | ListenerData::getEvent() added |