uid

Documentation

Overview

Package uid implements unique ID provision for graphs.

Index

• Constants
• type Set
  • func NewSet() Set
  • func (s *Set) NewID() int64
  • func (s *Set) Release(id int64)
  • func (s *Set) Use(id int64)

Constants

const Max = int64(^uint64(0) >> 1)

Max is the maximum value of int64.

Types

type Set

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

Set implements available ID storage.

func NewSet

func NewSet() Set

NewSet returns a new Set. The returned value should not be passed except by pointer.

func (*Set) NewID

func (s *Set) NewID() int64

NewID returns a new unique ID. The ID returned is not considered used until passed in a call to use.

func (*Set) Release

func (s *Set) Release(id int64)

Release frees the id for reuse.

func (*Set) Use

func (s *Set) Use(id int64)

Use adds the id to the used IDs in the Set.