rdamazio created this revision. Herald added a reviewer: hg-reviewers. Herald added a subscriber: mercurial-patches.
REVISION SUMMARY The old API takes a list of revision separate from the file matcher, and thus provides no way to fetch different sets of files from each revision. In preparation for adding one such usage, I'm changing the API to take a list of (revision, file matcher) tuples instead. REPOSITORY rHG Mercurial BRANCH default REVISION DETAIL https://phab.mercurial-scm.org/D8721 AFFECTED FILES hgext/lfs/wrapper.py hgext/remotefilelog/__init__.py mercurial/archival.py mercurial/cmdutil.py mercurial/context.py mercurial/merge.py mercurial/patch.py mercurial/scmutil.py mercurial/subrepo.py CHANGE DETAILS diff --git a/mercurial/subrepo.py b/mercurial/subrepo.py --- a/mercurial/subrepo.py +++ b/mercurial/subrepo.py @@ -639,7 +639,7 @@ rev = self._state[1] ctx = self._repo[rev] scmutil.prefetchfiles( - self._repo, [ctx.rev()], scmutil.matchfiles(self._repo, files) + self._repo, [(ctx.rev(), scmutil.matchfiles(self._repo, files))] ) total = abstractsubrepo.archive(self, archiver, prefix, match) for subpath in ctx.substate: diff --git a/mercurial/scmutil.py b/mercurial/scmutil.py --- a/mercurial/scmutil.py +++ b/mercurial/scmutil.py @@ -1880,18 +1880,30 @@ ] -def prefetchfiles(repo, revs, match): +def prefetchfiles(repo, revmatches): """Invokes the registered file prefetch functions, allowing extensions to ensure the corresponding files are available locally, before the command - uses them.""" - if match: - # The command itself will complain about files that don't exist, so - # don't duplicate the message. - match = matchmod.badmatch(match, lambda fn, msg: None) - else: - match = matchall(repo) + uses them. - fileprefetchhooks(repo, revs, match) + Args: + revmatches: a list of (revision, match) tuples to indicate the files to + fetch at each revision. If any of the match elements is None, it matches + all files. + """ + def _matcher(m): + if m: + assert isinstance(m, matchmod.basematcher) + # The command itself will complain about files that don't exist, so + # don't duplicate the message. + return matchmod.badmatch(m, lambda fn, msg: None) + else: + return matchall(repo) + + revbadmatches = [ + (rev, _matcher(match)) for (rev, match) in revmatches + ] + + fileprefetchhooks(repo, revbadmatches) # a list of (repo, revs, match) prefetch functions diff --git a/mercurial/patch.py b/mercurial/patch.py --- a/mercurial/patch.py +++ b/mercurial/patch.py @@ -2666,7 +2666,11 @@ prefetchmatch = scmutil.matchfiles( repo, list(modifiedset | addedset | removedset) ) - scmutil.prefetchfiles(repo, [ctx1.rev(), ctx2.rev()], prefetchmatch) + revmatches = [ + (ctx1.rev(), prefetchmatch), + (ctx2.rev(), prefetchmatch), + ] + scmutil.prefetchfiles(repo, revmatches) def difffn(opts, losedata): return trydiff( diff --git a/mercurial/merge.py b/mercurial/merge.py --- a/mercurial/merge.py +++ b/mercurial/merge.py @@ -1121,8 +1121,9 @@ matchfiles = scmutil.matchfiles prefetch( repo, - [ctx.rev()], - matchfiles(repo, [f for sublist in oplist for f, args, msg in sublist]), + [(ctx.rev(), + matchfiles(repo, + [f for sublist in oplist for f, args, msg in sublist]))], ) diff --git a/mercurial/context.py b/mercurial/context.py --- a/mercurial/context.py +++ b/mercurial/context.py @@ -2540,8 +2540,8 @@ # using things like remotefilelog. scmutil.prefetchfiles( self.repo(), - [self.p1().rev()], - scmutil.matchfiles(self.repo(), self._cache.keys()), + [(self.p1().rev(), + scmutil.matchfiles(self.repo(), self._cache.keys()))], ) for path in self._cache.keys(): diff --git a/mercurial/cmdutil.py b/mercurial/cmdutil.py --- a/mercurial/cmdutil.py +++ b/mercurial/cmdutil.py @@ -2138,7 +2138,9 @@ for file in repo[rev].files(): if not match or match(file): allfiles.add(file) - scmutil.prefetchfiles(repo, revs, scmutil.matchfiles(repo, allfiles)) + match = scmutil.matchfiles(repo, allfiles) + revmatches = [(rev, match) for rev in revs] + scmutil.prefetchfiles(repo, revmatches) def export( @@ -2997,14 +2999,14 @@ try: if mfnode and mfl[mfnode].find(file)[0]: if _catfmtneedsdata(basefm): - scmutil.prefetchfiles(repo, [ctx.rev()], matcher) + scmutil.prefetchfiles(repo, [(ctx.rev(), matcher)]) write(file) return 0 except KeyError: pass if _catfmtneedsdata(basefm): - scmutil.prefetchfiles(repo, [ctx.rev()], matcher) + scmutil.prefetchfiles(repo, [(ctx.rev(), matcher)]) for abs in ctx.walk(matcher): write(abs) @@ -3769,11 +3771,11 @@ needdata = (b'revert', b'add', b'undelete') oplist = [actions[name][0] for name in needdata] prefetch = scmutil.prefetchfiles - matchfiles = scmutil.matchfiles + matchfiles = scmutil.matchfiles( + repo, [f for sublist in oplist for f in sublist]) prefetch( repo, - [ctx.rev()], - matchfiles(repo, [f for sublist in oplist for f in sublist]), + [(ctx.rev(), matchfiles)], ) match = scmutil.match(repo[None], pats) _performrevert( diff --git a/mercurial/archival.py b/mercurial/archival.py --- a/mercurial/archival.py +++ b/mercurial/archival.py @@ -364,7 +364,7 @@ if total: files.sort() scmutil.prefetchfiles( - repo, [ctx.rev()], scmutil.matchfiles(repo, files) + repo, [(ctx.rev(), scmutil.matchfiles(repo, files))] ) progress = repo.ui.makeprogress( _(b'archiving'), unit=_(b'files'), total=total diff --git a/hgext/remotefilelog/__init__.py b/hgext/remotefilelog/__init__.py --- a/hgext/remotefilelog/__init__.py +++ b/hgext/remotefilelog/__init__.py @@ -1118,10 +1118,10 @@ return orig(repo, remote, *args, **kwargs) -def _fileprefetchhook(repo, revs, match): +def _fileprefetchhook(repo, revmatches): if isenabled(repo): allfiles = [] - for rev in revs: + for rev, match in revmatches: if rev == nodemod.wdirrev or rev is None: continue ctx = repo[rev] diff --git a/hgext/lfs/wrapper.py b/hgext/lfs/wrapper.py --- a/hgext/lfs/wrapper.py +++ b/hgext/lfs/wrapper.py @@ -337,7 +337,7 @@ setattr(self, name, getattr(othervfs, name)) -def _prefetchfiles(repo, revs, match): +def _prefetchfiles(repo, revmatches): """Ensure that required LFS blobs are present, fetching them as a group if needed.""" if not util.safehasattr(repo.svfs, b'lfslocalblobstore'): @@ -347,7 +347,7 @@ oids = set() localstore = repo.svfs.lfslocalblobstore - for rev in revs: + for rev, match in revmatches: ctx = repo[rev] for f in ctx.walk(match): p = pointerfromctx(ctx, f) To: rdamazio, #hg-reviewers Cc: mercurial-patches, mercurial-devel _______________________________________________ Mercurial-devel mailing list Mercurial-devel@mercurial-scm.org https://www.mercurial-scm.org/mailman/listinfo/mercurial-devel