durin42 created this revision. Herald added a subscriber: mercurial-devel. Herald added a reviewer: hg-reviewers.
REPOSITORY rHG Mercurial REVISION DETAIL https://phab.mercurial-scm.org/D2185 AFFECTED FILES hgext/narrow/narrowrevlog.py CHANGE DETAILS diff --git a/hgext/narrow/narrowrevlog.py b/hgext/narrow/narrowrevlog.py --- a/hgext/narrow/narrowrevlog.py +++ b/hgext/narrow/narrowrevlog.py @@ -31,6 +31,16 @@ pass class excludeddir(manifest.treemanifest): + """Stand-in for a directory that is excluded from the repository. + + With narrowing active on a repository that uses treemanifests, + some of the directory revlogs will be excluded from the resulting + clone. This is a huge storage win for clients, but means we need + some sort of pseudo-manifest to surface to internals so we can + detect a merge conflict outside the narrowspec. That's what this + class is: it stands in for a directory whose node is known, but + whose contents are unknown. + """ def __init__(self, dir, node): super(excludeddir, self).__init__(dir) self._node = node @@ -48,6 +58,7 @@ return self class excludeddirmanifestctx(manifest.treemanifestctx): + """context wrapper for excludeddir - see that docstring for rationale""" def __init__(self, dir, node): self._dir = dir self._node = node @@ -60,6 +71,15 @@ self._dir) class excludedmanifestrevlog(manifest.manifestrevlog): + """Stand-in for excluded treemanifest revlogs. + + When narrowing is active on a treemanifest repository, we'll have + references to directories we can't see due to the revlog being + skipped. This class exists to conform to the manifestrevlog + interface for those directories and proactively prevent writes to + outside the narrowspec. + """ + def __init__(self, dir): self._dir = dir To: durin42, #hg-reviewers Cc: mercurial-devel _______________________________________________ Mercurial-devel mailing list Mercurialemail@example.com https://www.mercurial-scm.org/mailman/listinfo/mercurial-devel