[Bug 3645] New: hg log barfs on {tags|strip}

[bugzilla-daemon at bz.selenic.com]

http://bz.selenic.com/show_bug.cgi?id=3645

          Priority: normal
            Bug ID: 3645
                CC: mercurial-devel at selenic.com
          Assignee: bugzilla at selenic.com
           Summary: hg log barfs on {tags|strip}
          Severity: bug
    Classification: Unclassified
                OS: Linux
          Reporter: mercurial at planetmaker.de
          Hardware: PC
            Status: UNCONFIRMED
           Version: 2.2.3
         Component: Mercurial
           Product: Mercurial

a call like hg log --template='{tags|strip}\n' will cause an error
AttributeError: 'generator' object has no attribute 'strip'

Full error log:
~/bin/hg$ hhg log --template='{tags}   [{rev|strip}:{node|short} {branch}]
{date|isodate} {author}\n\t{desc|tabindent}\n\n' --graph
** unknown exception encountered, please report by visiting
** http://mercurial.selenic.com/wiki/BugTracker
** Python 2.7.3rc2 (default, Apr 22 2012, 22:30:17) [GCC 4.6.3]
** Mercurial Distributed SCM (version 2.2.3+119-23b247234454)
** Extensions loaded: graphlog, mq, rebase, purge, color, record
Traceback (most recent call last):
  File "/home/ingo/bin/hg/hg", line 38, in <module>
    mercurial.dispatch.run()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 28, in run
    sys.exit((dispatch(request(sys.argv[1:])) or 0) & 255)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 65, in dispatch
    return _runcatch(req)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 88, in _runcatch
    return _dispatch(req)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 740, in _dispatch
    cmdpats, cmdoptions)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 514, in runcommand
    ret = _runcommand(ui, options, cmd, d)
  File "/home/ingo/bin/hg/mercurial/extensions.py", line 189, in wrap
    return wrapper(origfn, *args, **kwargs)
  File "/home/ingo/bin/hg/hgext/color.py", line 364, in colorcmd
    return orig(ui_, opts, cmd, cmdfunc)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 830, in _runcommand
    return checkargs()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 801, in checkargs
    return cmdfunc()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 737, in <lambda>
    d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/extensions.py", line 144, in wrap
    util.checksignature(origfn), *args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/hgext/mq.py", line 3528, in mqcommand
    return orig(ui, repo, *args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/commands.py", line 4071, in log
    return cmdutil.graphlog(ui, repo, *pats, **opts)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 1451, in graphlog
    graphmod.asciiedges, getrenamed, filematcher)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 1423, in displaygraph
    displayer.show(ctx, copies=copies, matchfn=revmatchfn)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 658, in show
    self._show(ctx, copies, matchfn, props)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 872, in _show
    self.ui.write(templater.stringify(self.t(key, **props)))
  File "/home/ingo/bin/hg/mercurial/templatefilters.py", line 309, in stringify
    return "".join([stringify(t) for t in thing if t is not None])
  File "/home/ingo/bin/hg/mercurial/util.py", line 323, in increasingchunks
    for chunk in source:
  File "/home/ingo/bin/hg/mercurial/templater.py", line 210, in _flatten
    for i in thing:
  File "/home/ingo/bin/hg/mercurial/templater.py", line 266, in <genexpr>
    return _flatten(func(self, mapping, data) for func, data in
  File "/home/ingo/bin/hg/mercurial/templater.py", line 149, in runfilter
    return filt(func(context, mapping, data))
  File "/home/ingo/bin/hg/mercurial/templatefilters.py", line 314, in strip
    return text.strip()
AttributeError: 'int' object has no attribute 'strip'
ingo at aeolusmaximus:~/bin/hg$ hhg log --template='{tags|strip}\n' -l5
** unknown exception encountered, please report by visiting
** http://mercurial.selenic.com/wiki/BugTracker
** Python 2.7.3rc2 (default, Apr 22 2012, 22:30:17) [GCC 4.6.3]
** Mercurial Distributed SCM (version 2.2.3+119-23b247234454)
** Extensions loaded: graphlog, mq, rebase, purge, color, record
Traceback (most recent call last):
  File "/home/ingo/bin/hg/hg", line 38, in <module>
    mercurial.dispatch.run()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 28, in run
    sys.exit((dispatch(request(sys.argv[1:])) or 0) & 255)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 65, in dispatch
    return _runcatch(req)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 88, in _runcatch
    return _dispatch(req)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 740, in _dispatch
    cmdpats, cmdoptions)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 514, in runcommand
    ret = _runcommand(ui, options, cmd, d)
  File "/home/ingo/bin/hg/mercurial/extensions.py", line 189, in wrap
    return wrapper(origfn, *args, **kwargs)
  File "/home/ingo/bin/hg/hgext/color.py", line 364, in colorcmd
    return orig(ui_, opts, cmd, cmdfunc)
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 830, in _runcommand
    return checkargs()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 801, in checkargs
    return cmdfunc()
  File "/home/ingo/bin/hg/mercurial/dispatch.py", line 737, in <lambda>
    d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/extensions.py", line 144, in wrap
    util.checksignature(origfn), *args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/hgext/mq.py", line 3528, in mqcommand
    return orig(ui, repo, *args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/util.py", line 471, in check
    return func(*args, **kwargs)
  File "/home/ingo/bin/hg/mercurial/commands.py", line 4142, in log
    for ctx in cmdutil.walkchangerevs(repo, matchfn, opts, prep):
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 1190, in iterate
    prepare(ctx, fns)
  File "/home/ingo/bin/hg/mercurial/commands.py", line 4140, in prep
    displayer.show(ctx, copies=copies, matchfn=revmatchfn)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 658, in show
    self._show(ctx, copies, matchfn, props)
  File "/home/ingo/bin/hg/mercurial/cmdutil.py", line 872, in _show
    self.ui.write(templater.stringify(self.t(key, **props)))
  File "/home/ingo/bin/hg/mercurial/templatefilters.py", line 309, in stringify
    return "".join([stringify(t) for t in thing if t is not None])
  File "/home/ingo/bin/hg/mercurial/util.py", line 323, in increasingchunks
    for chunk in source:
  File "/home/ingo/bin/hg/mercurial/templater.py", line 210, in _flatten
    for i in thing:
  File "/home/ingo/bin/hg/mercurial/templater.py", line 266, in <genexpr>
    return _flatten(func(self, mapping, data) for func, data in
  File "/home/ingo/bin/hg/mercurial/templater.py", line 149, in runfilter
    return filt(func(context, mapping, data))
  File "/home/ingo/bin/hg/mercurial/templatefilters.py", line 314, in strip
    return text.strip()
AttributeError: 'generator' object has no attribute 'strip'

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