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wcfs/internal/xbtree/δbtail.go

@@ -38,7 +38,7 @@ package xbtree
 // users, which are expected to call ΔBtail.Track(treepath) to let ΔBtail know
 // that such and such ZODB objects constitute a path from root of a tree to some
 // of its leaf. After Track call the objects from the path and tree keys, that
-// were covered by leaf node, become tracked: from now-on ΔBtail will detect
+// are covered by leaf node, become tracked: from now-on ΔBtail will detect
 // and provide BTree-level changes caused by any change of tracked tree objects
 // or tracked keys. This guarantee can be provided because ΔBtail now knows
 // that such and such objects belong to a particular tree.
@@ -54,8 +54,8 @@ package xbtree
 //
 // A new Track request potentially grows tracked keys coverage. Due to this,
 // ΔBtail needs to recompute potentially whole vδT of the affected tree. This
-// recomputation is managed by rebuild* family of functions and uses the same
-// treediff algorithm, that Update is using, but modulo PPTreeSubSet
+// recomputation is managed by "rebuild..." family of functions and uses the
+// same treediff algorithm, that Update is using, but modulo PPTreeSubSet
 // corresponding to δ key coverage. Update also potentially needs to rebuild
 // whole vδT history, not only append new δT, because a change to tracked tree
 // nodes can result in growth of tracked key coverage.