Mercurial > public > mercurial-scm > hg-stable
diff mercurial/revlog.py @ 32326:539cbe0f8fa3
flagprocessor: add a fast path when flags is 0
When flags is 0, _processflags could be a no-op instead of iterating through
the flag bits.
| author | Jun Wu <quark@fb.com> |
|---|---|
| date | Wed, 10 May 2017 16:17:58 -0700 |
| parents | 3de4c61b5087 |
| children | bd872f64a8ba |
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--- a/mercurial/revlog.py Sat May 13 14:52:29 2017 -0700 +++ b/mercurial/revlog.py Wed May 10 16:17:58 2017 -0700 @@ -1359,6 +1359,9 @@ Note: If the ``raw`` argument is set, it has precedence over the operation and will only update the value of ``validatehash``. """ + # fast path: no flag processors will run + if flags == 0: + return text, True if not operation in ('read', 'write'): raise ProgrammingError(_("invalid '%s' operation ") % (operation)) # Check all flags are known.