stream: in v3, skip the "size" fast path if the entries as some unknown size
We are about to prefetch size during the lock less in the v3 case. So we need to
avoid trying to use that prefetched size when it is not available.
See next changeset for the motivation.
# commitextras.py
#
# Copyright 2013 Facebook, Inc.
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
'''adds a new flag extras to commit (ADVANCED)'''
import re
from mercurial.i18n import _
from mercurial import (
commands,
error,
extensions,
registrar,
)
cmdtable = {}
command = registrar.command(cmdtable)
testedwith = b'ships-with-hg-core'
usedinternally = {
b'amend_source',
b'branch',
b'close',
b'histedit_source',
b'topic',
b'rebase_source',
b'intermediate-source',
b'__touch-noise__',
b'source',
b'transplant_source',
}
def extsetup(ui):
entry = extensions.wrapcommand(commands.table, b'commit', _commit)
options = entry[1]
options.append(
(
b'',
b'extra',
[],
_(b'set a changeset\'s extra values'),
_(b"KEY=VALUE"),
)
)
def _commit(orig, ui, repo, *pats, **opts):
if hasattr(repo, 'unfiltered'):
repo = repo.unfiltered()
class repoextra(repo.__class__):
def commit(self, *innerpats, **inneropts):
extras = opts.get('extra')
for raw in extras:
if b'=' not in raw:
msg = _(
b"unable to parse '%s', should follow "
b"KEY=VALUE format"
)
raise error.InputError(msg % raw)
k, v = raw.split(b'=', 1)
if not k:
msg = _(b"unable to parse '%s', keys can't be empty")
raise error.InputError(msg % raw)
if re.search(br'[^\w-]', k):
msg = _(
b"keys can only contain ascii letters, digits,"
b" '_' and '-'"
)
raise error.InputError(msg)
if k in usedinternally:
msg = _(
b"key '%s' is used internally, can't be set "
b"manually"
)
raise error.InputError(msg % k)
inneropts['extra'][k] = v
return super(repoextra, self).commit(*innerpats, **inneropts)
repo.__class__ = repoextra
return orig(ui, repo, *pats, **opts)