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package spectre

// Scope is a key scope
type Scope string

const (
	Authentication Scope = "Authentication"
	Identification Scope = "Identification"
	Recovery       Scope = "Recovery"
)

// Scoper returns one of the three available scopes
type Scoper interface {
	Scope(Scope) string
}

// SimpleScoper is a simple Scoper
type SimpleScoper struct {
	Key string
}

// Scope fulfills Scoper
func (s SimpleScoper) Scope(scope Scope) string {
	switch scope {
	case Identification:
		return s.Key + ".login"
	case Recovery:
		return s.Key + ".answer"
	case Authentication:
		fallthrough
	default:
		return s.Key
	}
}

// DefaultScoper is the default Scoper
var DefaultScoper = SimpleScoper{
	Key: "com.lyndir.masterpassword",
}