Mercurial > hg
view mercurial/txnutil.py @ 32003:84569d2b3fb7
httppeer: eliminate decompressresponse() proxy
Now that the response instance itself is wrapped with error
handling, we no longer need this code. This code became dead
with the previous patch because the added code catches
HTTPException and re-raises as something else.
author | Gregory Szorc <gregory.szorc@gmail.com> |
---|---|
date | Fri, 14 Apr 2017 00:03:30 -0700 |
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)