fix review comment

cluster/directory/base_directory.go

@@ -46,12 +46,12 @@ type BaseDirectory struct {
 	routerChain router.Chain
 }
 
-// RouterChain return router chain in directory
+// RouterChain Return router chain in directory
 func (dir *BaseDirectory) RouterChain() router.Chain {
 	return dir.routerChain
 }
 
-// SetRouterChain set router chain in directory
+// SetRouterChain Set router chain in directory
 func (dir *BaseDirectory) SetRouterChain(routerChain router.Chain) {
 	dir.mutex.Lock()
 	defer dir.mutex.Unlock()
@@ -77,7 +77,7 @@ func (dir *BaseDirectory) GetDirectoryUrl() *common.URL {
 	return dir.url
 }
 
-// SetRouters convert url to routers and add them into dir.routerChain
+// SetRouters Convert url to routers and add them into dir.routerChain
 func (dir *BaseDirectory) SetRouters(urls []*common.URL) {
 	if len(urls) == 0 {
 		return
@@ -121,13 +121,13 @@ func (dir *BaseDirectory) IsAvailable() bool {
 	return !dir.destroyed.Load()
 }
 
-// GetRouterURLSet return router URL
+// GetRouterURLSet Return router URL
 func GetRouterURLSet() *gxset.HashSet {
 	return routerURLSet
 }
 
-// AddRouterURLSet add router URL
-// router URL will init in config/config_loader.go
+// AddRouterURLSet Add router URL
+// Router URL will init in config/config_loader.go
 func AddRouterURLSet(url *common.URL) {
 	routerURLSet.Add(url)
 }

cluster/router/chain/chain.go

@@ -36,9 +36,9 @@ import (
 
 // RouterChain Router chain
 type RouterChain struct {
-	//full list of addresses from registry, classified by method name.
+	// Full list of addresses from registry, classified by method name.
 	invokers []protocol.Invoker
-	//containing all routers, reconstruct every time 'route://' urls change.
+	// Containing all routers, reconstruct every time 'route://' urls change.
 	routers []router.Router
 	// Fixed router instances: ConfigConditionRouter, TagRouter, e.g., the rule for each instance may change but the
 	// instance will never delete or recreate.

cluster/router/condition/router.go

@@ -45,7 +45,7 @@ var (
 	routerPatternReg = regexp.MustCompile(`([&!=,]*)\s*([^&!=,\s]+)`)
 )
 
-//ConditionRouter condition router struct
+// ConditionRouter Condition router struct
 type ConditionRouter struct {
 	Pattern       string
 	url           *common.URL
@@ -289,7 +289,7 @@ func matchCondition(pairs map[string]MatchPair, url *common.URL, param *common.U
 	return result
 }
 
-// MatchPair ...
+// MatchPair Match key pair , condition process
 type MatchPair struct {
 	Matches    *gxset.HashSet
 	Mismatches *gxset.HashSet

cluster/router/condition/router_rule.go

@@ -21,7 +21,7 @@ import (
 	"github.com/apache/dubbo-go/cluster/router"
 )
 
-// RouterRule
+// RouterRule RouterRule config read from config file or config center
 type RouterRule struct {
 	router.BaseRouterRule `yaml:",inline""`
 	Conditions            []string

cluster/router/router.go

@@ -24,8 +24,9 @@ import (
 
 // Extension - Router
 
-// RouterFactory ...
+// RouterFactory Router create factory
 type RouterFactory interface {
+	// NewRouter Create router instance with URL
 	NewRouter(*common.URL) (Router, error)
 }
 

common/url.go

@@ -59,7 +59,7 @@ const (
 var (
 	// DubboNodes ...
 	DubboNodes = [...]string{"consumers", "configurators", "routers", "providers"}
-	// DubboRole dubbo service role
+	// DubboRole Dubbo service role
 	DubboRole = [...]string{"consumer", "", "routers", "provider"}
 )