refSeen: make type and its members public and rename it to RefRoot

Author: mhagger

sizes/graph.go

@@ -25,7 +25,7 @@ func ScanRepositoryUsingGraph(
 ) (HistorySize, error) {
 	graph := NewGraph(nameStyle)
 
-	refsSeen, err := CollectReferences(ctx, repo, rg)
+	refRoots, err := CollectReferences(ctx, repo, rg)
 	if err != nil {
 		return HistorySize{}, fmt.Errorf("reading references: %w", err)
 	}
@@ -42,12 +42,12 @@ func ScanRepositoryUsingGraph(
 		defer objIter.Close()
 
 		errChan <- func() error {
-			for _, refSeen := range refsSeen {
-				if !refSeen.walked {
+			for _, refRoot := range refRoots {
+				if !refRoot.Walk {
 					continue
 				}
 
-				if err := objIter.AddRoot(refSeen.OID); err != nil {
+				if err := objIter.AddRoot(refRoot.OID); err != nil {
 					return err
 				}
 			}
@@ -261,9 +261,9 @@ func ScanRepositoryUsingGraph(
 	}
 
 	progressMeter.Start("Processing references: %d")
-	for _, refSeen := range refsSeen {
+	for _, refRoot := range refRoots {
 		progressMeter.Inc()
-		graph.RegisterReference(refSeen.Reference, refSeen.walked, refSeen.groups)
+		graph.RegisterReference(refRoot.Reference, refRoot.Walk, refRoot.Groups)
 	}
 	progressMeter.Done()
 

sizes/grouper.go

@@ -44,21 +44,21 @@ type RefGrouper interface {
 	Groups() []RefGroup
 }
 
-type refSeen struct {
+type RefRoot struct {
 	git.Reference
-	walked bool
-	groups []RefGroupSymbol
+	Walk   bool
+	Groups []RefGroupSymbol
 }
 
 func CollectReferences(
 	ctx context.Context, repo *git.Repository, rg RefGrouper,
-) ([]refSeen, error) {
+) ([]RefRoot, error) {
 	refIter, err := repo.NewReferenceIter(ctx)
 	if err != nil {
 		return nil, err
 	}
 
-	var refsSeen []refSeen
+	var refsSeen []RefRoot
 	for {
 		ref, ok, err := refIter.Next()
 		if err != nil {
@@ -72,10 +72,10 @@ func CollectReferences(
 
 		refsSeen = append(
 			refsSeen,
-			refSeen{
+			RefRoot{
 				Reference: ref,
-				walked:    walk,
-				groups:    groups,
+				Walk:      walk,
+				Groups:    groups,
 			},
 		)
 	}