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comparison mercurial/revlog.py @ 32326:539cbe0f8fa3

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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
comparison
equal deleted inserted replaced
32325:fe3105e6e051 32326:539cbe0f8fa3
1357 returned text should be checked for hash integrity. 1357 returned text should be checked for hash integrity.
1358 1358
1359 Note: If the ``raw`` argument is set, it has precedence over the 1359 Note: If the ``raw`` argument is set, it has precedence over the
1360 operation and will only update the value of ``validatehash``. 1360 operation and will only update the value of ``validatehash``.
1361 """ 1361 """
1362 # fast path: no flag processors will run
1363 if flags == 0:
1364 return text, True
1362 if not operation in ('read', 'write'): 1365 if not operation in ('read', 'write'):
1363 raise ProgrammingError(_("invalid '%s' operation ") % (operation)) 1366 raise ProgrammingError(_("invalid '%s' operation ") % (operation))
1364 # Check all flags are known. 1367 # Check all flags are known.
1365 if flags & ~REVIDX_KNOWN_FLAGS: 1368 if flags & ~REVIDX_KNOWN_FLAGS:
1366 raise RevlogError(_("incompatible revision flag '%#x'") % 1369 raise RevlogError(_("incompatible revision flag '%#x'") %