observable

type Event struct {
	// Subject identifies what changed.
	// By convention, it corresponds to the corresponding GET endpoint of the REST API.
	Subject string `json:"subject"`

	// Action describes how the change has to be applied.
	Action action.Action `json:"action"`

	// Object contains the data that changed.
	Object interface{} `json:"object"`
}

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

type Interface interface {
	// Observe registers the given callback and returns a function to unobserve again.
	Observe(func(Event)) func()
}