selector

Documentation

Index

• func Normalise(selector string) string
• type Selector
  • func Parse(selector string) (sel Selector, err error)

Functions

func Normalise

func Normalise(selector string) string

Normalise converts the given selector to the form returned by Selector.String(), i.e. "" is converted to "all()" and whitespace is tidied up. If the input string cannot be parsed, it is returned unaltered.

Types

type Selector

type Selector interface {
	// Evaluate evaluates the selector against the given labels expressed as a concrete map.
	Evaluate(labels map[string]string) bool

	// EvaluateLabels evaluates the selector against the given labels expressed as an interface.
	// This allows for labels that are calculated on the fly.
	EvaluateLabels(labels parser.Labels) bool

	// String returns a string that represents this selector.
	String() string

	// UniqueID returns the unique ID that represents this selector.
	UniqueID() string

	LabelRestrictions() map[string]parser.LabelRestriction
}

Selector represents a label selector.

func Parse

func Parse(selector string) (sel Selector, err error)

Parse a string representation of a selector expression into a Selector.