opt

type Option interface {
	LoadInput(input string) (o Option, e error)
	ReadInput(input string) (o Option, e error)
	GetMetadata() *meta.Data
	Name() string
	String() string
	MarshalJSON() (b []byte, e error)
	UnmarshalJSON(data []byte) (e error)
	GetAllOptionStrings() []string
	Type() reflect.Type
	Value() interface{}
	SetName(string)
}