fix linting (#4)

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

broker/broker.go

@@ -4,7 +4,7 @@ package broker
 import "context"
 
 var (
-	DefaultBroker Broker = &NoopBroker{opts: NewOptions()}
+	DefaultBroker Broker = NewBroker()
 )
 
 // Broker is an interface used for asynchronous messaging.

broker/noop.go

@@ -2,7 +2,7 @@ package broker
 
 import "context"
 
-type NoopBroker struct {
+type noopBroker struct {
 	opts Options
 }
 
@@ -11,7 +11,13 @@ type noopSubscriber struct {
 	opts  SubscribeOptions
 }
 
-func (n *NoopBroker) Init(opts ...Option) error {
+// NewBroker returns new noop broker
+func NewBroker(opts ...Option) Broker {
+	return &noopBroker{opts: NewOptions(opts...)}
+}
+
+// Init initialize broker
+func (n *noopBroker) Init(opts ...Option) error {
 	for _, o := range opts {
 		o(&n.opts)
 	}
@@ -19,48 +25,53 @@ func (n *NoopBroker) Init(opts ...Option) error {
 	return nil
 }
 
-func (n *NoopBroker) Options() Options {
+// Options returns broker Options
+func (n *noopBroker) Options() Options {
 	return n.opts
 }
 
-func (n *NoopBroker) Address() string {
+// Address returns broker address
+func (n *noopBroker) Address() string {
 	return ""
 }
 
-func (n *NoopBroker) Connect(ctx context.Context) error {
+// Connect connects to broker
+func (n *noopBroker) Connect(ctx context.Context) error {
 	return nil
 }
 
-func (n *NoopBroker) Disconnect(ctx context.Context) error {
+// Disconnect disconnects from broker
+func (n *noopBroker) Disconnect(ctx context.Context) error {
 	return nil
 }
 
-func (n *NoopBroker) Publish(ctx context.Context, topic string, m *Message, opts ...PublishOption) error {
+// Publish publishes message to broker
+func (n *noopBroker) Publish(ctx context.Context, topic string, m *Message, opts ...PublishOption) error {
 	return nil
 }
 
-func (n *NoopBroker) Subscribe(ctx context.Context, topic string, h Handler, opts ...SubscribeOption) (Subscriber, error) {
-	options := NewSubscribeOptions()
-
-	for _, o := range opts {
-		o(&options)
-	}
-
+// Subscribe subscribes to broker topic
+func (n *noopBroker) Subscribe(ctx context.Context, topic string, h Handler, opts ...SubscribeOption) (Subscriber, error) {
+	options := NewSubscribeOptions(opts...)
 	return &noopSubscriber{topic: topic, opts: options}, nil
 }
 
-func (n *NoopBroker) String() string {
+// String return broker string representation
+func (n *noopBroker) String() string {
 	return "noop"
 }
 
+// Options returns subscriber options
 func (n *noopSubscriber) Options() SubscribeOptions {
 	return n.opts
 }
 
+// TOpic returns subscriber topic
 func (n *noopSubscriber) Topic() string {
 	return n.topic
 }
 
+// Unsubscribe unsbscribes from broker topic
 func (n *noopSubscriber) Unsubscribe(ctx context.Context) error {
 	return nil
 }

broker/options.go

@@ -9,6 +9,7 @@ import (
 	"github.com/unistack-org/micro/v3/registry"
 )
 
+// Options struct
 type Options struct {
 	Addrs  []string
 	Secure bool
@@ -27,6 +28,7 @@ type Options struct {
 	Context context.Context
 }
 
+// NewOptions create new Options
 func NewOptions(opts ...Option) Options {
 	options := Options{
 		Registry: registry.DefaultRegistry,
@@ -39,30 +41,34 @@ func NewOptions(opts ...Option) Options {
 	return options
 }
 
+// Context sets the context option
 func Context(ctx context.Context) Option {
 	return func(o *Options) {
 		o.Context = ctx
 	}
 }
 
+// PublishOptions struct
 type PublishOptions struct {
 	// Other options for implementations of the interface
 	// can be stored in a context
 	Context context.Context
 }
 
+// NewPublishOptions creates PublishOptions struct
 func NewPublishOptions(opts ...PublishOption) PublishOptions {
-	opt := PublishOptions{
+	options := PublishOptions{
 		Context: context.Background(),
 	}
 
 	for _, o := range opts {
-		o(&opt)
+		o(&options)
 	}
 
-	return opt
+	return options
 }
 
+// SubscribeOptions struct
 type SubscribeOptions struct {
 	// AutoAck ack messages if handler returns nil err
 	AutoAck bool
@@ -80,30 +86,34 @@ type SubscribeOptions struct {
 	Context context.Context
 }
 
+// Option func
 type Option func(*Options)
 
+// PublishOption func
 type PublishOption func(*PublishOptions)
 
-// PublishContext set context
+// PublishContext sets the context
 func PublishContext(ctx context.Context) PublishOption {
 	return func(o *PublishOptions) {
 		o.Context = ctx
 	}
 }
 
+// SubscribeOption func
 type SubscribeOption func(*SubscribeOptions)
 
+// NewSubscribeOptions creates new SubscribeOptions
 func NewSubscribeOptions(opts ...SubscribeOption) SubscribeOptions {
-	opt := SubscribeOptions{
+	options := SubscribeOptions{
 		AutoAck: true,
 		Context: context.Background(),
 	}
 
 	for _, o := range opts {
-		o(&opt)
+		o(&options)
 	}
 
-	return opt
+	return options
 }
 
 // Addrs sets the host addresses to be used by the broker
@@ -121,6 +131,7 @@ func Codec(c codec.Marshaler) Option {
 	}
 }
 
+// DisableAutoAck disables auto ack
 func DisableAutoAck() SubscribeOption {
 	return func(o *SubscribeOptions) {
 		o.AutoAck = false
@@ -151,6 +162,7 @@ func SubscribeErrorHandler(h Handler) SubscribeOption {
 	}
 }
 
+// Queue sets the subscribers sueue
 func Queue(name string) SubscribeOption {
 	return func(o *SubscribeOptions) {
 		o.Group = name
@@ -164,6 +176,7 @@ func SubscribeGroup(name string) SubscribeOption {
 	}
 }
 
+// Registry sets registry option
 func Registry(r registry.Registry) Option {
 	return func(o *Options) {
 		o.Registry = r