unit

type Backend interface {
	ListUnits() (List, error)
	GetUnit(id string) (Unit, error)
	CreateUnit(Unit) error
	UpdateUnit(Unit) error
	AppendUnit(Unit) error
	RemoveUnit(Unit) error
	DeleteUnit(id string) error
	UseUnit(id string)
}

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

type List interface {
	All() []Unit
	Index(idx uint) Unit
	Len() uint
	String() string
	MarshalJSON() ([]byte, error)
	MarshalYAML() (interface{}, error)
}

type Unit interface {
	ID() string
	Description() string
	String() string
	MarshalJSON() ([]byte, error)
	MarshalYAML() (interface{}, error)
}