286         cl = repo.changelog

   286         cl = repo.changelog

   287         # Faster than using ctx.obsolete()

   287         # Faster than using ctx.obsolete()

   288         obsrevs = obsolete.getrevs(repo, b'obsolete')

   288         obsrevs = obsolete.getrevs(repo, b'obsolete')

   289         # collect new branch entries

   289         # collect new branch entries

   290         newbranches = {}

   290         newbranches = {}

   291         obs_ignored = set()

   292         obs_ignored = set()

   292         getbranchinfo = repo.revbranchcache().branchinfo

   293         getbranchinfo = repo.revbranchcache().branchinfo

   293         max_rev = -1

   294         max_rev = -1

   294         for r in revgen:

   295         for r in revgen:

   295             max_rev = max(max_rev, r)

   296             max_rev = max(max_rev, r)

   299                 obs_ignored.add(r)

   300                 obs_ignored.add(r)

   300                 continue

   301                 continue

   301             branch, closesbranch = getbranchinfo(r)

   302             branch, closesbranch = getbranchinfo(r)

   302             newbranches.setdefault(branch, []).append(r)

   303             newbranches.setdefault(branch, []).append(r)

   303             if closesbranch:

   304             if closesbranch:

   305         if max_rev < 0:

   306         if max_rev < 0:

   306             msg = "running branchcache.update without revision to update"

   307             msg = "running branchcache.update without revision to update"

   307             raise error.ProgrammingError(msg)

   308             raise error.ProgrammingError(msg)

   308 

   309 

   309         # Delay fetching the topological heads until they are needed.

   310         # Delay fetching the topological heads until they are needed.

   389                         ancestors = set(cl.ancestors(uncertain, floorrev))

   390                         ancestors = set(cl.ancestors(uncertain, floorrev))

   390                         bheadset -= ancestors

   391                         bheadset -= ancestors

   391             if bheadset:

   392             if bheadset:

   392                 self[branch] = [cl.node(rev) for rev in sorted(bheadset)]

   393                 self[branch] = [cl.node(rev) for rev in sorted(bheadset)]

   393 

   394 

   394         duration = util.timer() - starttime

   397         duration = util.timer() - starttime

   395         repo.ui.log(

   398         repo.ui.log(

   396             b'branchcache',

   399             b'branchcache',

   397             b'updated %s in %.4f seconds\n',

   400             b'updated %s in %.4f seconds\n',

   398             _branchcachedesc(repo),

   401             _branchcachedesc(repo),