add comments, remove extra function

api/service/stagedstreamsync/stages.go

@@ -16,6 +16,7 @@ const (
 	Finish      SyncStageID = "Finish"      // Nominal stage after all other stages
 )
 
+// GetStageName returns the stage name in string
 func GetStageName(stage string, isBeacon bool, prune bool) string {
 	name := stage
 	if isBeacon {
@@ -27,18 +28,11 @@ func GetStageName(stage string, isBeacon bool, prune bool) string {
 	return name
 }
 
+// GetStageID returns the stage name in bytes
 func GetStageID(stage SyncStageID, isBeacon bool, prune bool) []byte {
 	return []byte(GetStageName(string(stage), isBeacon, prune))
 }
 
-func GetBucketName(bucketName string, isBeacon bool) string {
-	name := bucketName
-	if isBeacon {
-		name = "Beacon" + name
-	}
-	return name
-}
-
 // GetStageProgress retrieves saved progress of a given sync stage from the database
 func GetStageProgress(db kv.Getter, stage SyncStageID, isBeacon bool) (uint64, error) {
 	stgID := GetStageID(stage, isBeacon, false)
@@ -65,6 +59,7 @@ func GetStageCleanUpProgress(db kv.Getter, stage SyncStageID, isBeacon bool) (ui
 	return unmarshalData(v)
 }
 
+// SaveStageCleanUpProgress stores the progress of the clean up for a given sync stage to the database
 func SaveStageCleanUpProgress(db kv.Putter, stage SyncStageID, isBeacon bool, progress uint64) error {
 	stgID := GetStageID(stage, isBeacon, true)
 	return db.Put(kv.SyncStageProgress, stgID, marshalData(progress))

api/service/stagedstreamsync/syncing.go

@@ -134,6 +134,7 @@ func initDB(ctx context.Context, mainDB kv.RwDB, dbs []kv.RwDB, concurrency int)
 	return nil
 }
 
+// GetBlockDbPath returns the path of the cache database which stores blocks
 func GetBlockDbPath(beacon bool, loopID int) string {
 	if beacon {
 		if loopID >= 0 {