parser

type AllNode struct {
}

type AndNode struct {
	Operands []node
}

type HasNode struct {
	LabelName string
}

type LabelEqValueNode struct {
	LabelName string
	Value     string
}

type LabelInSetNode struct {
	LabelName string
	Value     StringSet
}

type LabelNeValueNode struct {
	LabelName string
	Value     string
}

type LabelNotInSetNode struct {
	LabelName string
	Value     StringSet
}

type NotNode struct {
	Operand node
}

type OrNode struct {
	Operands []node
}

type Selector interface {
	Evaluate(labels map[string]string) bool
	String() string
	UniqueId() string
}

type StringSet []string