.

wcfs/internal/xbtree/xbtree.go

@@ -24,6 +24,8 @@
 // - ΔBtail (tail of revisional changes to BTrees).
 package xbtree
 
+// this file contains only tree types and utilities.
+// main code lives in δbtail.go and treediff.go .
 
 import (
 	"context"
@@ -37,10 +39,6 @@ import (
 	"lab.nexedi.com/nexedi/wendelin.core/wcfs/internal/xzodb"
 )
 
-
-// this file contains only tree types and utilities.
-// main code lives in δbtail.go and treediff.go .
-
 // XXX instead of generics
 type Tree   = blib.Tree
 type Bucket = blib.Bucket