Method CloseNow

close.go:132–155

CloseNow closes the WebSocket connection without attempting a close handshake. Use when you do not want the overhead of the close handshake.

()

// CloseNow closes the WebSocket connection without attempting a close handshake.
// Use when you do not want the overhead of the close handshake.
func (c *Conn) CloseNow() (err error) {
	defer errd.Wrap(&err, "failed to immediately close WebSocket")

	if c.casClosing() {
		err = c.waitGoroutines()
		if err != nil {
			return err
		}
		return net.ErrClosed
	}
	defer func() {
		if errors.Is(err, net.ErrClosed) {
			err = nil
		}
	}()

	err = c.close()

	err2 := c.waitGoroutines()
	if err == nil && err2 != nil {
		err = err2
	}
	return err
}

func (c *Conn) closeHandshake(code StatusCode, reason string) error {
	err := c.writeClose(code, reason)