fieldalignment of all structs to save memory

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

network/tunnel/broker/broker.go

@@ -30,8 +30,10 @@ type tunEvent struct {
 }
 
 // used to access tunnel from options context
-type tunnelKey struct{}
-type tunnelAddr struct{}
+type (
+	tunnelKey  struct{}
+	tunnelAddr struct{}
+)
 
 func (t *tunBroker) Init(opts ...broker.Option) error {
 	for _, o := range opts {

network/tunnel/options.go

@@ -34,8 +34,8 @@ type Options struct {
 	Token string
 	// Name holds the tunnel name
 	Name string
-	// Id holds the tunnel id
-	Id string
+	// ID holds the tunnel id
+	ID string
 	// Address holds the tunnel address
 	Address string
 	// Nodes holds the tunnel nodes
@@ -68,10 +68,10 @@ type ListenOptions struct {
 	Timeout time.Duration
 }
 
-// Id sets the tunnel id
-func Id(id string) Option {
+// ID sets the tunnel id
+func ID(id string) Option {
 	return func(o *Options) {
-		o.Id = id
+		o.ID = id
 	}
 }
 
@@ -164,7 +164,7 @@ func DialWait(b bool) DialOption {
 // NewOptions returns router default options with filled values
 func NewOptions(opts ...Option) Options {
 	options := Options{
-		Id:      uuid.New().String(),
+		ID:      uuid.New().String(),
 		Address: DefaultAddress,
 		Token:   DefaultToken,
 		Logger:  logger.DefaultLogger,

network/tunnel/transport/transport.go

@@ -87,7 +87,7 @@ func NewTransport(opts ...transport.Option) transport.Transport {
 	}
 
 	// initialise
-	//t.Init(opts...)
+	// t.Init(opts...)
 
 	return t
 }

network/tunnel/tunnel.go

@@ -9,10 +9,8 @@ import (
 	"github.com/unistack-org/micro/v3/network/transport"
 )
 
-var (
-	// DefaultTunnel contains default tunnel implementation
-	DefaultTunnel Tunnel
-)
+// DefaultTunnel contains default tunnel implementation
+var DefaultTunnel Tunnel
 
 const (
 	// Unicast send over one link