https://bz.mercurial-scm.org/show_bug.cgi?id=6478
Bug ID: 6478
Summary: IndexError in hg log when given one existing and one
non-existing filename
Product: Mercurial
Version: default branch
Hardware: PC
OS: Linux
Status: UNCONFIRMED
Severity: bug
Priority: wish
Component: Mercurial
Assignee: bugzi...@mercurial-scm.org
Reporter: z...@zash.se
CC: mercurial-devel@mercurial-scm.org
Python Version: 3.7
Some space characters accidentally escaped my revset and got me a traceback,
here reproduced in the current default branch with default config:
hg$ HGPLAIN= HOME=/tmp ./hg log -r tip % .
obsolete feature not enabled but 242956 markers found!
** unknown exception encountered, please report by visiting
** https://mercurial-scm.org/wiki/BugTracker
** Python 3.7.3 (default, Jul 25 2020, 13:03:44) [GCC 8.3.0]
** Mercurial Distributed SCM (version 5.7rc0+79-16c18d5e5dc8)
** Extensions loaded:
Traceback (most recent call last):
File "./hg", line 59, in <module>
dispatch.run()
File "/home/zash/src/hg/mercurial/dispatch.py", line 143, in run
status = dispatch(req)
File "/home/zash/src/hg/mercurial/dispatch.py", line 245, in dispatch
status = _rundispatch(req)
File "/home/zash/src/hg/mercurial/dispatch.py", line 289, in _rundispatch
ret = _runcatch(req) or 0
File "/home/zash/src/hg/mercurial/dispatch.py", line 465, in _runcatch
return _callcatch(ui, _runcatchfunc)
File "/home/zash/src/hg/mercurial/dispatch.py", line 475, in _callcatch
return scmutil.callcatch(ui, func)
File "/home/zash/src/hg/mercurial/scmutil.py", line 155, in callcatch
return func()
File "/home/zash/src/hg/mercurial/dispatch.py", line 455, in _runcatchfunc
return _dispatch(req)
File "/home/zash/src/hg/mercurial/dispatch.py", line 1259, in _dispatch
lui, repo, cmd, fullargs, ui, options, d, cmdpats, cmdoptions
File "/home/zash/src/hg/mercurial/dispatch.py", line 913, in runcommand
ret = _runcommand(ui, options, cmd, d)
File "/home/zash/src/hg/mercurial/dispatch.py", line 1270, in _runcommand
return cmdfunc()
File "/home/zash/src/hg/mercurial/dispatch.py", line 1256, in <lambda>
d = lambda: util.checksignature(func)(ui, *args, **strcmdopt)
File "/home/zash/src/hg/mercurial/util.py", line 1867, in check
return func(*args, **kwargs)
File "/home/zash/src/hg/mercurial/commands.py", line 4653, in log
revs, differ = logcmdutil.getrevs(repo, walk_opts)
File "/home/zash/src/hg/mercurial/logcmdutil.py", line 1028, in getrevs
revs, filematcher = makewalker(repo, wopts)
File "/home/zash/src/hg/mercurial/logcmdutil.py", line 982, in makewalker
match, pats, slowpath = _makematcher(repo, revs, wopts)
File "/home/zash/src/hg/mercurial/logcmdutil.py", line 836, in _makematcher
filelog = repo.file(f)
File "/home/zash/src/hg/mercurial/localrepo.py", line 1138, in file
if path[0] == b'/':
IndexError: index out of range
It seems to happen when two arguments are given, one existing path and one
non-existing.
E.g. `hg log existingfile nonexistantfile`.
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