Mercurial > hg
view hgext/narrow/narrowrepo.py @ 36821:0c7350656f93
xdiff: add comments for fields in xdfile_t
This makes the related code easier to understand.
Differential Revision: https://phab.mercurial-scm.org/D2685
author | Jun Wu <quark@fb.com> |
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date | Sun, 04 Mar 2018 11:30:16 -0800 |
parents | c28b6d609c47 |
children | c50078fc32f3 |
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# narrowrepo.py - repository which supports narrow revlogs, lazy loading # # Copyright 2017 Google, Inc. # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import from mercurial import ( bundlerepo, changegroup, hg, localrepo, narrowspec, scmutil, ) from . import ( narrowrevlog, ) def wrappostshare(orig, sourcerepo, destrepo, **kwargs): orig(sourcerepo, destrepo, **kwargs) if changegroup.NARROW_REQUIREMENT in sourcerepo.requirements: with destrepo.wlock(): with destrepo.vfs('shared', 'a') as fp: fp.write(narrowspec.FILENAME + '\n') def unsharenarrowspec(orig, ui, repo, repopath): if (changegroup.NARROW_REQUIREMENT in repo.requirements and repo.path == repopath and repo.shared()): srcrepo = hg.sharedreposource(repo) with srcrepo.vfs(narrowspec.FILENAME) as f: spec = f.read() with repo.vfs(narrowspec.FILENAME, 'w') as f: f.write(spec) return orig(ui, repo, repopath) def wraprepo(repo): """Enables narrow clone functionality on a single local repository.""" cacheprop = localrepo.storecache if isinstance(repo, bundlerepo.bundlerepository): # We have to use a different caching property decorator for # bundlerepo because storecache blows up in strange ways on a # bundlerepo. Fortunately, there's no risk of data changing in # a bundlerepo. cacheprop = lambda name: localrepo.unfilteredpropertycache class narrowrepository(repo.__class__): def _constructmanifest(self): manifest = super(narrowrepository, self)._constructmanifest() narrowrevlog.makenarrowmanifestrevlog(manifest, repo) return manifest @cacheprop('00manifest.i') def manifestlog(self): mfl = super(narrowrepository, self).manifestlog narrowrevlog.makenarrowmanifestlog(mfl, self) return mfl def file(self, f): fl = super(narrowrepository, self).file(f) narrowrevlog.makenarrowfilelog(fl, self.narrowmatch()) return fl # I'm not sure this is the right place to do this filter. # context._manifestmatches() would probably be better, or perhaps # move it to a later place, in case some of the callers do want to know # which directories changed. This seems to work for now, though. def status(self, *args, **kwargs): s = super(narrowrepository, self).status(*args, **kwargs) narrowmatch = self.narrowmatch() modified = list(filter(narrowmatch, s.modified)) added = list(filter(narrowmatch, s.added)) removed = list(filter(narrowmatch, s.removed)) deleted = list(filter(narrowmatch, s.deleted)) unknown = list(filter(narrowmatch, s.unknown)) ignored = list(filter(narrowmatch, s.ignored)) clean = list(filter(narrowmatch, s.clean)) return scmutil.status(modified, added, removed, deleted, unknown, ignored, clean) repo.__class__ = narrowrepository