module_handlerαʔϏεΛར༻ͯ͠Π ϕϯτΛݺͼग़͢ɻ ྫɿ\Drupal::moduleHandler()
->invokeAll() event_dispatcherαʔϏεΛར༻ͯ͠Πϕ ϯτΛݺͼग़͢ɻ ྫɿ$event_dispatcher->dispatch($event, ConfigEvents::SAVE) ΠϕϯταϒεΫϥΠό *.moduleϑΝΠϧʹؔΛ࡞͢Δɻ ྫɿmarucha_form_alter() EventSubscriberInterfaceΛ࣮ͨ͠PHP ΫϥεʹؔΛ࡞͢Δɻ ྫɿMarucha::onConfigSave() ΠϕϯτΛαϒεΫϥΠϒ ͢Δ ಛఆͷ໊લͰؔ(ΠϕϯταϒεΫϥ Πό)Λఆٛ͢Δ͜ͱʹΑͬͯࣗಈతʹ γεςϜʹొ͞ΕΔɻ ΠϕϯταϒεΫϥΠόΫϥεͷ getSubscribedEvents()ؔͰɺαϒεΫ ϥΠϒ͍ͨ͠ΠϕϯτΛࢦఆ͢Δɻ͜ͷ ࡍʹ༏ઌΛࢦఆՄೳɻ ࢀߟ) ϑοΫͱΠϕϯτͷରԠද