.

wcfs/internal/xbtree/δbtail.go

@@ -89,7 +89,7 @@ type ΔTail struct {
 // ΔRoots describes which BTrees were change in one revision.
 type ΔRoots struct {
 	Rev     zodb.Tid
-	Changev []Tree	// root XXX -> Oid?	XXX -> SetTree?
+	Changev []*Tree	// root XXX -> Oid?	XXX -> SetTree?
 }
 
 // ΔTreeTail represent tail of revisional changes to one BTree.
@@ -175,7 +175,7 @@ func (δb *ΔTail) Track(path []Node) {	// XXX Tree|Bucket; path[0] = root
 // only those keys, that correspond to tracked subset of δZ.
 //
 // XXX returned [](root, []key) -> move to separate SliceByRev to get diff?
-func (btail *ΔTail) Update(δZ *zodb.EventCommit) (δB ΔRevEntry) {
+func (btail *ΔTail) Update(δZ *zodb.EventCommit) (δB ΔRoots) {
 	btail.δZtail.Append(δZ.Tid, δZ.Changev)
 
 	// {} root -> []oid changed under that root
@@ -197,7 +197,7 @@ func (btail *ΔTail) Update(δZ *zodb.EventCommit) (δB ΔRevEntry) {
 
 	// XXX stub to get file.size invalidation working
 	for root := range δZByRoot {
-		δB.Changev = append(δB.Changev, ΔTree{root, nil})
+		δB.Changev = append(δB.Changev, root)
 	}
 	return δB