D7789: rust-revlog: a trait for the revlog index

[martinvonz (Martin von Zweigbergk)]

martinvonz added a comment.


  > The None return cases in node() match what the index_node()
  > C function does.
  
  You mean the code on https://www.mercurial-scm.org/repo/hg/file/fdaa4233dc18/mercurial/cext/revlog.c#l388? Line 394 there returns nullid, so does that really match? Why not return the nullid when given nullrev as input?

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  https://phab.mercurial-scm.org/D7789/new/

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  https://phab.mercurial-scm.org/D7789

To: gracinet, #hg-reviewers
Cc: martinvonz, durin42, kevincox, mercurial-devel