intern

Documentation

Index

• type Intern
  • func Load(r io.Reader) (*Intern, error)
  • func New() *Intern
  • func (i *Intern) Get(s string) int
  • func (i *Intern) GetOrZero(s string) int
  • func (i *Intern) Save(w io.Writer) error

Types

type Intern

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

Intern is a mapping from strings to ints. It isn't thread safe. Appropriate handling of race conditions is the responsibility of users.

func Load

func Load(r io.Reader) (*Intern, error)

Load loads the saved data to Intern.

func New

func New() *Intern

New creates a new Intern instance.

func (*Intern) Get

func (i *Intern) Get(s string) int

Get returns an ID for a string. If the string was not registered, this method registers the string and returns an ID. This method is idempotent.

func (*Intern) GetOrZero

func (i *Intern) GetOrZero(s string) int

GetOrZero returns an ID for a string if the string is already registered. If the string is not registered this method returns zero,

func (*Intern) Save

func (i *Intern) Save(w io.Writer) error

Save saves the current state of Intern.