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revlog: bail out earlier in group when we have no chunks

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This commit is contained in:
Sune Foldager 2011-06-03 20:32:54 +02:00
parent 5d8acb706f
commit 7db447dd4c
1 changed files with 5 additions and 5 deletions
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10
mercurial/revlog.py
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@ -1096,6 +1096,11 @@ class revlog(object):
changegroup starts with a full revision.
"""
# if we don't have any revisions touched by these changesets, bail
if len(nodelist) == 0:
yield bundler.close()
return
# for generaldelta revlogs, we linearize the revs; this will both be
# much quicker and generate a much smaller bundle
if (self._generaldelta and reorder is not False) or reorder:
@ -1105,11 +1110,6 @@ class revlog(object):
else:
revs = sorted([self.rev(n) for n in nodelist])
# if we don't have any revisions touched by these changesets, bail
if not revs:
yield bundler.close()
return
# add the parent of the first rev
p = self.parentrevs(revs[0])[0]
revs.insert(0, p)