664 

   665 

   666 def _get_revlogs(repo, changelog: bool, manifest: bool, filelogs: bool):

   667     """yield revlogs from this repository"""

   668     if changelog:

   669         yield repo.changelog

   670 

   671     if manifest:

   672         # XXX: Handle tree manifest

   673         root_mf = repo.manifestlog.getstorage(b'')

   674         assert not root_mf._treeondisk

   675         yield root_mf._revlog

   676 

   677     if filelogs:

   678         files = set()

   679         for rev in repo:

   680             ctx = repo[rev]

   681             files |= set(ctx.files())

   682 

   683         for f in sorted(files):

   684             yield repo.file(f)._revlog

   685 

   686 

   687 def debug_revlog_stats(

   688     repo, fm, changelog: bool, manifest: bool, filelogs: bool

   689 ):

   690     """Format revlog statistics for debugging purposes

   691 

   692     fm: the output formatter.

   693     """

   694     fm.plain(b'rev-count   data-size inl type      target \n')

   695 

   696     for rlog in _get_revlogs(repo, changelog, manifest, filelogs):

   697         fm.startitem()

   698         nb_rev = len(rlog)

   699         inline = rlog._inline

   700         data_size = rlog._get_data_offset(nb_rev - 1)

   701 

   702         target = rlog.target

   703         revlog_type = b'unknown'

   704         revlog_target = b''

   705         if target[0] == constants.KIND_CHANGELOG:

   706             revlog_type = b'changelog'

   707         elif target[0] == constants.KIND_MANIFESTLOG:

   708             revlog_type = b'manifest'

   709             revlog_target = target[1]

   710         elif target[0] == constants.KIND_FILELOG:

   711             revlog_type = b'file'

   712             revlog_target = target[1]

   713 

   714         fm.write(b'revlog.rev-count', b'%9d', nb_rev)

   715         fm.write(b'revlog.data-size', b'%12d', data_size)

   716 

   717         fm.write(b'revlog.inline', b' %-3s', b'yes' if inline else b'no')

   718         fm.write(b'revlog.type', b' %-9s', revlog_type)

   719         fm.write(b'revlog.target', b' %s', revlog_target)

   720 

   721         fm.plain(b'\n')