.

wcfs/internal/xbtree/δbtail.go

@@ -90,7 +90,7 @@ type ΔBtail struct {
 	// includes all changed objects, not only tracked ones.
 	δZtail *zodb.ΔTail
 
-	vδBroots  []ΔBroots            // [] (rev↑, roots changed in this rev)
+	vδBroots  []_ΔBroots           // [] (rev↑, roots changed in this rev)
 	vδTbyRoot map[zodb.Oid]*ΔTtail // {} root -> [] k/v change history; only for keys ∈ tracked subset	XXX -> byRoot?
 
 	// set of tracked nodes as of @head state.
@@ -125,10 +125,10 @@ type ΔTtail struct {
 	lastRevOf map[Key]zodb.Tid // {} key -> last
 }
 
-// ΔBroots represents roots-only part of ΔB.
+// _ΔBroots represents roots-only part of ΔB.
 //
 // It describes which trees were changed, but does not provide δkv details for changed trees.
-type ΔBroots struct {
+type _ΔBroots struct {
 	Rev    zodb.Tid
 	ΔRoots setOid   // which roots changed in this revision
 }
@@ -185,9 +185,9 @@ func (orig *ΔBtail) Clone() *ΔBtail {
 	}
 
 	// vδBroots
-	klon.vδBroots = make([]ΔBroots, 0, len(orig.vδBroots))
+	klon.vδBroots = make([]_ΔBroots, 0, len(orig.vδBroots))
 	for _, origδBroots := range orig.vδBroots {
-		klonδBroots := ΔBroots{
+		klonδBroots := _ΔBroots{
 			Rev:    origδBroots.Rev,
 			ΔRoots: origδBroots.ΔRoots.Clone(),
 		}
@@ -599,7 +599,7 @@ func (δBtail *ΔBtail) Update(δZ *zodb.EventCommit) (_ ΔB, err error) {
 	for root := range δB.ΔByRoot {
 		δroots.Add(root)
 	}
-	δBtail.vδBroots = append(δBtail.vδBroots, ΔBroots{Rev: δB.Rev, ΔRoots: δroots})
+	δBtail.vδBroots = append(δBtail.vδBroots, _ΔBroots{Rev: δB.Rev, ΔRoots: δroots})
 
 	return δB, err
 }
@@ -690,10 +690,10 @@ func (δBtail *ΔBtail) vδBroots_Update(root zodb.Oid, δrevSet setTid) {
 			return rev <= δBtail.vδBroots[k].Rev
 		})
 		if j == l || δBtail.vδBroots[j].Rev != rev {
-			δBroots := ΔBroots{Rev: rev, ΔRoots: setOid{}}
+			δBroots := _ΔBroots{Rev: rev, ΔRoots: setOid{}}
 			// insert(@j, δBroots)
 			δBtail.vδBroots = append(δBtail.vδBroots[:j],
-						 append([]ΔBroots{δBroots},
+						 append([]_ΔBroots{δBroots},
 						 δBtail.vδBroots[j:]...)...)
 		}
 		δBroots := δBtail.vδBroots[j]
@@ -720,7 +720,7 @@ func (δBtail *ΔBtail) ForgetPast(revCut zodb.Tid) {
 	}
 
 	// vδBroots[:icut] should be forgotten
-	δBtail.vδBroots = append([]ΔBroots(nil), δBtail.vδBroots[icut:]...)
+	δBtail.vδBroots = append([]_ΔBroots(nil), δBtail.vδBroots[icut:]...)
 
 	// trim roots
 	for root := range totrim {