func NoOpNewStreamHandler(stream Stream, replySent <-chan struct{}) error { return nil }

// Dialer knows how to open a streaming connection to a server.
type Dialer interface {

	// Dial opens a streaming connection to a server using one of the protocols
	// specified (in order of most preferred to least preferred).
	Dial(protocols ...string) (Connection, string, error)
}

		return fmt.Errorf("%s: %w", errStr, err)
	}

	if errStr != "" {
		return errors.New(errStr)
	}

	return nil
}

// Dial establishes the gRPC communication with the picked up plugin socket. https://godoc.org/google.golang.org/grpc#Dial
func dial(unixSocketPath string, timeout time.Duration) (registerapi.RegistrationClient, *grpc.ClientConn, error) {
	ctx, cancel := context.WithTimeout(context.Background(), timeout)

	// ConnectStart is called when a new connection's Dial begins.
	// If net.Dialer.DualStack (IPv6 "Happy Eyeballs") support is
	// enabled, this may be called multiple times.
	ConnectStart func(network, addr string)

	// ConnectDone is called when a new connection's Dial
	// completes. The provided err indicates whether the
	// connection completed successfully.
	// If net.Dialer.DualStack ("Happy Eyeballs") support is

				if err != nil {
					close(acceptc)
					return
				}
				acceptc <- conn
			}
		}()

		addr := listener.Addr().String()
		dialer := &net.Dialer{
			Timeout: timeout,
		}
		if conn, err := DialWithDialer(dialer, "tcp", addr, nil); err == nil {
			conn.Close()
			t.Errorf("DialWithTimeout unexpectedly completed successfully")
		} else if !isTimeoutError(err) {

// dial makes a new connection to the provided server (which must be
// an IP address) with the provided network type, using either r.Dial
// (if both r and r.Dial are non-nil) or else Dialer.DialContext.
func (r *Resolver) dial(ctx context.Context, network, server string) (Conn, error) {
	// Calling Dial here is scary -- we have to be sure not to
	// dial a name that will require a DNS lookup, or Dial will

	ctrlCtxFn := sd.Dialer.ControlContext
	if ctrlCtxFn == nil && sd.Dialer.Control != nil {
		ctrlCtxFn = func(ctx context.Context, network, address string, c syscall.RawConn) error {
			return sd.Dialer.Control(network, address, c)
		}
	}
	fd, err := internetSocket(ctx, sd.network, laddr, raddr, syscall.SOCK_DGRAM, 0, "dial", ctrlCtxFn)
	if err != nil {
		return nil, err
	}

type countedConn struct {
	net.Conn
}

// A countingDialer dials connections and counts the number that remain reachable.
type countingDialer struct {
	dialer      net.Dialer
	mu          sync.Mutex
	total, live int64
}

func (d *countingDialer) DialContext(ctx context.Context, network, address string) (net.Conn, error) {
	conn, err := d.dialer.DialContext(ctx, network, address)
	if err != nil {
		return nil, err

    <button id="save-cancel">Cancel</button>
    <button id="save-confirm">Save</button>
  </div>
</div>

<div class="dialog" id="delete-dialog">
  <div class="dialog-header" id="delete-dialog-title">Delete config</div>
  <div id="delete-prompt"></div>
  <div class="dialog-footer">
    <span class="dialog-error" id="delete-error"></span>
    <button id="delete-cancel">Cancel</button>
    <button id="delete-confirm">Delete</button>

		toDial = strings.Replace(toDial, "https://", "wss://", 1)
		toDial += RoutePath

		dialer := ws.DefaultDialer
		dialer.ReadBufferSize = readBufferSize
		dialer.WriteBufferSize = writeBufferSize
		dialer.Timeout = defaultDialTimeout
		if c.dialer != nil {
			dialer.NetDial = c.dialer.DialContext
		}
		if c.header == nil {
			c.header = make(http.Header, 2)
		}

	local string

	// Validate incoming requests.
	authRequest func(r *http.Request) error
}

// ManagerOptions are options for creating a new grid manager.
type ManagerOptions struct {
	Dialer       ContextDialer               // Outgoing dialer.
	Local        string                      // Local host name.
	Hosts        []string                    // All hosts, including local in the grid.