Mercurial > hg
view mercurial/txnutil.py @ 32737:d6924192c0d5
bookmarks: directly use base dict 'setitem'
The bmstore '__setitem__' method is setting an extra flag that is not needed
during initialization. Skipping the method will allow further cleanup and yield
some speedup as a side effect.
Before:
! wall 0.009120 comb 0.010000 user 0.010000 sys 0.000000 (best of 312)
After:
! wall 0.007874 comb 0.010000 user 0.010000 sys 0.000000 (best of 360)
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Wed, 07 Jun 2017 19:13:09 +0100 |
parents | 206532700213 |
children | 2372284d9457 |
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# txnutil.py - transaction related utilities # # Copyright FUJIWARA Katsunori <foozy@lares.dti.ne.jp> and others # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import import errno from . import ( encoding, ) def mayhavepending(root): '''return whether 'root' may have pending changes, which are visible to this process. ''' return root == encoding.environ.get('HG_PENDING') def trypending(root, vfs, filename, **kwargs): '''Open file to be read according to HG_PENDING environment variable This opens '.pending' of specified 'filename' only when HG_PENDING is equal to 'root'. This returns '(fp, is_pending_opened)' tuple. ''' if mayhavepending(root): try: return (vfs('%s.pending' % filename, **kwargs), True) except IOError as inst: if inst.errno != errno.ENOENT: raise return (vfs(filename, **kwargs), False)