.

wcfs/δbtail.go

@@ -289,10 +289,12 @@ func (δBtail *ΔBtail) Track(ctx context.Context, key Key, keyPresent bool, pat
 		panic("empty path")
 	}
 	treeRoot := path[0].(*Tree)
+/*
 	var leafBucket *Bucket
 	if l := len(path); l > 1 {
 		leafBucket = path[l-1].(*Bucket)
 	}
+*/
 
 	// XXX assert Tree Tree ... Tree Bucket
 	root := treeRoot.POid()
@@ -309,7 +311,7 @@ func (δBtail *ΔBtail) Track(ctx context.Context, key Key, keyPresent bool, pat
 		// XXX check for InvalidOid  (e.g. T/B1:a with bucket not having its own oid.
 		track, oldTrack = δBtail.trackIdx[oid]
 		if !oldTrack {
-			track = nodeTrack{parent: parent, holes: SetKey{}} 
+			track = nodeTrack{parent: parent, holes: SetKey{}}
 			δBtail.trackIdx[oid] = track
 			// XXX .trackNew += oid
 		}
@@ -321,8 +323,10 @@ func (δBtail *ΔBtail) Track(ctx context.Context, key Key, keyPresent bool, pat
 		parent = oid
 	}
 
-	// remember tracked holes in trackIdx
+	// remember missing keys in track of leaf node (bucket or top-level ø tree)
 	if !keyPresent {
+		track.holes.Add(key)
+/*
 		if leafBucket != nil {
 			track.holes.Add(key)
 		} else {
@@ -330,6 +334,7 @@ func (δBtail *ΔBtail) Track(ctx context.Context, key Key, keyPresent bool, pat
 			rootTrack := δBtail.trackIdx[root] // must succeed
 			rootTrack.holes.Add(key)
 		}
+*/
 	}
 
 /* XXX kill