writer

Documentation

Index

• type Switcher
  • func NewSwitcher(writer io.Writer) *Switcher
  • func (w *Switcher) Close() error
  • func (w *Switcher) Get() io.Writer
  • func (w *Switcher) Set(new io.Writer)
  • func (w *Switcher) Swap(new io.Writer) (old io.Writer)
  • func (w *Switcher) Unwrap() io.Writer
  • func (w *Switcher) Write(b []byte) (int, error)

Types

type Switcher

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

Switcher is a writer proxy, which can switch the writer to another in running.

func NewSwitcher

func NewSwitcher(writer io.Writer) *Switcher

NewSwitcher returns a new Switcher with w.

func (*Switcher) Close

func (w *Switcher) Close() error

Close implements the interface io.Closer.

func (*Switcher) Get

func (w *Switcher) Get() io.Writer

Get returns the wrapped writer, which is equal to Unwrap.

func (*Switcher) Set

func (w *Switcher) Set(new io.Writer)

Set sets the writer to new.

func (*Switcher) Swap

func (w *Switcher) Swap(new io.Writer) (old io.Writer)

Swap swaps the old writer with the new writer.

func (*Switcher) Unwrap

func (w *Switcher) Unwrap() io.Writer

Unwrap returns the wrapped writer.

func (*Switcher) Write

func (w *Switcher) Write(b []byte) (int, error)

Write implements the interface io.Writer.