comparison hgext/narrow/narrowcommands.py @ 41028:095a0a63ad88

narrow: when narrowing, write new narrowspec before removing revlogs

If revlogs were removed and then the process crashed before the
narrowspec was written, the repo would be corrupt.

Differential Revision: https://phab.mercurial-scm.org/D5467

41027:74e023f5a922

                    todelete.append(f)

        repo.destroying()

        with repo.transaction("narrowing"):
            for f in todelete:
                ui.status(_('deleting %s\n') % f)
                util.unlinkpath(repo.svfs.join(f))
                repo.store.markremoved(f)

            _narrowcleanupwdir(repo, oldincludes, oldexcludes, newincludes,
                               newexcludes, oldmatch, newmatch)
            repo.setnarrowpats(newincludes, newexcludes)

        repo.destroyed()

def _widen(ui, repo, remote, commoninc, oldincludes, oldexcludes,
           newincludes, newexcludes):

41028:095a0a63ad88

                    todelete.append(f)

        repo.destroying()

        with repo.transaction("narrowing"):
            # Update narrowspec before removing revlogs, so repo won't be
            # corrupt in case of crash
            repo.setnarrowpats(newincludes, newexcludes)

            for f in todelete:
                ui.status(_('deleting %s\n') % f)
                util.unlinkpath(repo.svfs.join(f))
                repo.store.markremoved(f)

            _narrowcleanupwdir(repo, oldincludes, oldexcludes, newincludes,
                               newexcludes, oldmatch, newmatch)

        repo.destroyed()

def _widen(ui, repo, remote, commoninc, oldincludes, oldexcludes,
           newincludes, newexcludes):