.

wcfs/zδtail_i64.go

 // Code generated by gen-δtail I64 int64; DO NOT EDIT.
-// (from lab.nexedi.com/kirr/neo/go/zodb @ v1.9-2136-g1742e47b)
+// (from lab.nexedi.com/kirr/neo/go/zodb @ v1.9-144-g042a253a)
 
 // Copyright (C) 2018-2019  Nexedi SA and Contributors.
 //                          Kirill Smelkov <kirr@nexedi.com>
@@ -64,15 +64,13 @@ import (
 type ΔTailI64 struct {
 	head  zodb.Tid
 	tail  zodb.Tid
-	tailv []ΔRevEntry	// XXX -> revv ?
+	tailv []ΔRevEntry
 
 	lastRevOf map[int64]zodb.Tid // index for LastRevOf queries
 	// XXX -> lastRevOf = {} oid -> []rev↑ if linear scan in LastRevOf starts to eat cpu
 }
 
 // ΔRevEntry represents information of what have been changed in one revision.
-//
-// XXX -> ΔRevEntry?
 type ΔRevEntry struct {
 	Rev     zodb.Tid
 	Changev []int64
@@ -101,7 +99,7 @@ func (δtail *ΔTailI64) Head() zodb.Tid {
 	return δtail.head
 }
 
-// Tail returns oldest database state for which δtail has history coverage.
+// Tail returns lower-bound of database state for which δtail has history coverage.
 //
 // Tail is ↑= on Forget, even if δtail becomes empty.
 func (δtail *ΔTailI64) Tail() zodb.Tid {