Mercurial > hg
view contrib/dirstatenonnormalcheck.py @ 43025:3518da504303
vfs: give all vfs an options attribute by default
Multiple code path assume vfs have an options attribute, including the vfs module
itself. So for consistency we explicitly add one to all vfs.
This will prevent various crash in the next changesets.
Differential Revision: https://phab.mercurial-scm.org/D6935
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Fri, 27 Sep 2019 05:17:30 +0200 |
parents | 6e7fae8f1c6c |
children | 2372284d9457 |
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# dirstatenonnormalcheck.py - extension to check the consistency of the # dirstate's non-normal map # # For most operations on dirstate, this extensions checks that the nonnormalset # contains the right entries. # It compares the nonnormal file to a nonnormalset built from the map of all # the files in the dirstate to check that they contain the same files. from __future__ import absolute_import from mercurial import ( dirstate, extensions, ) def nonnormalentries(dmap): """Compute nonnormal entries from dirstate's dmap""" res = set() for f, e in dmap.iteritems(): if e[0] != b'n' or e[3] == -1: res.add(f) return res def checkconsistency(ui, orig, dmap, _nonnormalset, label): """Compute nonnormalset from dmap, check that it matches _nonnormalset""" nonnormalcomputedmap = nonnormalentries(dmap) if _nonnormalset != nonnormalcomputedmap: ui.develwarn(b"%s call to %s\n" % (label, orig), config=b'dirstate') ui.develwarn(b"inconsistency in nonnormalset\n", config=b'dirstate') ui.develwarn(b"[nonnormalset] %s\n" % _nonnormalset, config=b'dirstate') ui.develwarn(b"[map] %s\n" % nonnormalcomputedmap, config=b'dirstate') def _checkdirstate(orig, self, arg): """Check nonnormal set consistency before and after the call to orig""" checkconsistency(self._ui, orig, self._map, self._map.nonnormalset, b"before") r = orig(self, arg) checkconsistency(self._ui, orig, self._map, self._map.nonnormalset, b"after") return r def extsetup(ui): """Wrap functions modifying dirstate to check nonnormalset consistency""" dirstatecl = dirstate.dirstate devel = ui.configbool(b'devel', b'all-warnings') paranoid = ui.configbool(b'experimental', b'nonnormalparanoidcheck') if devel: extensions.wrapfunction(dirstatecl, '_writedirstate', _checkdirstate) if paranoid: # We don't do all these checks when paranoid is disable as it would # make the extension run very slowly on large repos extensions.wrapfunction(dirstatecl, 'normallookup', _checkdirstate) extensions.wrapfunction(dirstatecl, 'otherparent', _checkdirstate) extensions.wrapfunction(dirstatecl, 'normal', _checkdirstate) extensions.wrapfunction(dirstatecl, 'write', _checkdirstate) extensions.wrapfunction(dirstatecl, 'add', _checkdirstate) extensions.wrapfunction(dirstatecl, 'remove', _checkdirstate) extensions.wrapfunction(dirstatecl, 'merge', _checkdirstate) extensions.wrapfunction(dirstatecl, 'drop', _checkdirstate)