ioproxy

Documentation

Index

• type IoProxy
  • func New(w io.Writer, prefix StdType, lock *sync.Mutex) *IoProxy
  • func (w *IoProxy) Flush() error
  • func (w *IoProxy) Write(p []byte) (int, error)
• type StdType

Types

type IoProxy

type IoProxy struct {
	io.Writer
	// contains filtered or unexported fields
}

IoProxy is a proxy writer which adds the output prefix before writing data.

func New

func New(w io.Writer, prefix StdType, lock *sync.Mutex) *IoProxy

New will return a new IoProxy instance.

func (*IoProxy) Flush

func (w *IoProxy) Flush() error

Flush will write all buffer data still present.

func (*IoProxy) Write

func (w *IoProxy) Write(p []byte) (int, error)

Write will write given data to the an internal buffer, which will be flushed if a newline is encountered, of when the maximum size of the buffer has been reached.

type StdType

type StdType byte

StdType is the type of standard stream a writer can multiplex to.

const (
	// Stdin represents standard input stream type.
	Stdin StdType = iota
	// Stdout represents standard output stream type.
	Stdout
	// Stderr represents standard error steam type.
	Stderr
)