Mercurial > hg-stable
changeset 43059:4bbc9569e722
changegroup: use positive logic for treemanifest changegroup3 logic
We are about to add more cases, in that context, it is simpler to avoid double
negative.
En addition, We document the situation for the next soul.
Differential Revision: https://phab.mercurial-scm.org/D6938
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Mon, 30 Sep 2019 14:21:05 -0400 |
| parents | 808a57a08470 |
| children | 63e25ae9cdce |
| files | mercurial/changegroup.py |
| diffstat | 1 files changed, 13 insertions(+), 3 deletions(-) [+] |
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--- a/mercurial/changegroup.py Sat Oct 05 07:10:34 2019 -0700 +++ b/mercurial/changegroup.py Mon Sep 30 14:21:05 2019 -0400 @@ -1281,9 +1281,19 @@ def allsupportedversions(repo): versions = set(_packermap.keys()) - if not (repo.ui.configbool('experimental', 'changegroup3') or - repo.ui.configbool('experimental', 'treemanifest') or - 'treemanifest' in repo.requirements): + needv03 = False + if (repo.ui.configbool('experimental', 'changegroup3') or + repo.ui.configbool('experimental', 'treemanifest') or + 'treemanifest' in repo.requirements): + # we keep version 03 because we need to to exchange treemanifest data + # + # we also keep vresion 01 and 02, because it is possible for repo to + # contains both normal and tree manifest at the same time. so using + # older version to pull data is viable + # + # (or even to push subset of history) + needv03 = True + if not needv03: versions.discard('03') return versions