Update exported function details with source code comments.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

pkg/controller/csi_handler.go

@@ -42,6 +42,7 @@ type csiHandler struct {
 	snapshotNameUUIDLength int
 }
 
+// NewCSIHandler returns a handler which includes the csi connection and Snapshot name details
 func NewCSIHandler(
 	csiConnection connection.CSIConnection,
 	timeout time.Duration,

pkg/controller/snapshot_controller.go

@@ -440,6 +440,7 @@ func getSnapshotStatusForLogging(snapshot *crdv1.VolumeSnapshot) string {
 	return fmt.Sprintf("bound to: %q, Completed: %v", snapshot.Spec.SnapshotContentName, snapshot.Status.ReadyToUse)
 }
 
+// IsSnapshotBound returns true/false if snapshot is bound
 func IsSnapshotBound(snapshot *crdv1.VolumeSnapshot, content *crdv1.VolumeSnapshotContent) bool {
 	if content.Spec.VolumeSnapshotRef != nil && content.Spec.VolumeSnapshotRef.Name == snapshot.Name &&
 		content.Spec.VolumeSnapshotRef.UID == snapshot.UID {

pkg/controller/util.go

@@ -320,7 +320,7 @@ func getCredentials(k8s kubernetes.Interface, ref *v1.SecretReference) (map[stri
 	return credentials, nil
 }
 
-// Returns 0 for resyncPeriod in case resyncing is not needed.
+// NoResyncPeriodFunc Returns 0 for resyncPeriod in case resyncing is not needed.
 func NoResyncPeriodFunc() time.Duration {
 	return 0
 }