event

type Event interface {
	Kind() uint
	Timeline() string
	Rarity() int
	Record() any
}

type EventListener interface {
	Want(e Event) bool
	Listen(e Event) error
}

type EventMeta struct {
	// contains filtered or unexported fields
}

type EventPublisher interface {
	Publish(e Event) error
}

type ObserableEvent struct {
	EventMeta
	// contains filtered or unexported fields
}

type ObserableListener struct {
	// contains filtered or unexported fields
}

type ObserablePublisher struct {
}

type UnobserableEvent struct {
	EventMeta
}