Mercurial > hg
changeset 22999:88ac1be3f767
revset-only: use __nonzero__ to check if a revset is empty
For some smartsets, computing length is more expensive than checking if the set
is empty.
| author | Pierre-Yves David <pierre-yves.david@fb.com> |
|---|---|
| date | Wed, 08 Oct 2014 02:45:21 -0700 |
| parents | 93e5d24692cc |
| children | 90c425f80316 |
| files | mercurial/revset.py |
| diffstat | 1 files changed, 1 insertions(+), 1 deletions(-) [+] |
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--- a/mercurial/revset.py Wed Oct 15 12:38:47 2014 -0700 +++ b/mercurial/revset.py Wed Oct 08 02:45:21 2014 -0700 @@ -398,7 +398,7 @@ args = getargs(x, 1, 2, _('only takes one or two arguments')) include = getset(repo, spanset(repo), args[0]) if len(args) == 1: - if len(include) == 0: + if not include: return baseset() descendants = set(_revdescendants(repo, include, False))