label

Documentation

Index

• Variables
• type Visitor
  • func Parse(expr string) (*Visitor, error)
  • func (v *Visitor) Eval(labels map[string]string) (bool, error)
  • func (v *Visitor) Visit(n ast.Node) ast.Visitor

Variables

var (
	ErrNotSupportOperator = errors.New("operator doesn't support")
	ErrQuery              = errors.New("query error")
)

Types

type Visitor

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

func Parse

func Parse(expr string) (*Visitor, error)

func (*Visitor) Eval

func (v *Visitor) Eval(labels map[string]string) (bool, error)

func (*Visitor) Visit

func (v *Visitor) Visit(n ast.Node) ast.Visitor