Function extractBufioWriterBuf

write.go:413–426

extractBufioWriterBuf grabs the []byte backing a *bufio.Writer and returns it.

(bw *bufio.Writer, w io.Writer)

// extractBufioWriterBuf grabs the []byte backing a *bufio.Writer
// and returns it.
func extractBufioWriterBuf(bw *bufio.Writer, w io.Writer) []byte {
	var writeBuf []byte
	bw.Reset(util.WriterFunc(func(p2 []byte) (int, error) {
		writeBuf = p2[:cap(p2)]
		return len(p2), nil
	}))

	bw.WriteByte(0)
	bw.Flush()

	bw.Reset(w)

	return writeBuf
}

func (c *Conn) writeError(code StatusCode, err error) {
	c.writeClose(code, err.Error())