Method write

conn.go:379–403

(frameType int, deadline time.Time, buf0, buf1 []byte)

}

func (c *Conn) write(frameType int, deadline time.Time, buf0, buf1 []byte) error {
	<-c.mu
	defer func() { c.mu <- struct{}{} }()

	c.writeErrMu.Lock()
	err := c.writeErr
	c.writeErrMu.Unlock()
	if err != nil {
		return err
	}

	c.conn.SetWriteDeadline(deadline)
	if len(buf1) == 0 {
		_, err = c.conn.Write(buf0)
	} else {
		err = c.writeBufs(buf0, buf1)
	}
	if err != nil {
		return c.writeFatal(err)
	}
	if frameType == CloseMessage {
		c.writeFatal(ErrCloseSent)
	}
	return nil
}

func (c *Conn) writeBufs(bufs ...[]byte) error {
	b := net.Buffers(bufs)