delta: skip "empty delta" optimisation for non-general case (issue6006)
Non-general delta repository cannot delta against anything than prev. So even if
the delta to prev is empty we should use it.
This is similar to the change made in bafa1c4bb7a8.
Differential Revision: https://phab.mercurial-scm.org/D5201
# extension to emulate invoking 'patch.internalpatch()' at the time
# specified by '[fakepatchtime] fakenow'
from __future__ import absolute_import
from mercurial import (
extensions,
patch as patchmod,
registrar,
)
from mercurial.utils import dateutil
configtable = {}
configitem = registrar.configitem(configtable)
configitem(b'fakepatchtime', b'fakenow',
default=None,
)
def internalpatch(orig, ui, repo, patchobj, strip,
prefix=b'', files=None,
eolmode=b'strict', similarity=0):
if files is None:
files = set()
r = orig(ui, repo, patchobj, strip,
prefix=prefix, files=files,
eolmode=eolmode, similarity=similarity)
fakenow = ui.config(b'fakepatchtime', b'fakenow')
if fakenow:
# parsing 'fakenow' in YYYYmmddHHMM format makes comparison between
# 'fakenow' value and 'touch -t YYYYmmddHHMM' argument easy
fakenow = dateutil.parsedate(fakenow, [b'%Y%m%d%H%M'])[0]
for f in files:
repo.wvfs.utime(f, (fakenow, fakenow))
return r
def extsetup(ui):
extensions.wrapfunction(patchmod, 'internalpatch', internalpatch)