Mercurial > hg
view mercurial/txnutil.py @ 41783:7b04b1154c15
tests: add test to demonstrate issue4037
`hg diff --stat -q --config diff.git=0` does not output anything whereas it
should print the stat. This is a quiet old bug dating to 2013 and looking at
code I think it exists it since 2005 or when --stat was introduced. The next
patch will fix the bug.
Differential Revision: https://phab.mercurial-scm.org/D6006
author | Pulkit Goyal <pulkit@yandex-team.ru> |
---|---|
date | Sat, 23 Feb 2019 04:50:46 +0530 |
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)