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Viewing changes to bzrlib/shellcomplete.py

  • Committer: Aaron Bentley
  • Date: 2005-08-25 20:21:55 UTC
  • mfrom: (974.1.41)
  • mto: (1092.1.42) (1185.3.4)
  • mto: This revision was merged to the branch mainline in revision 1178.
  • Revision ID: abentley@panoramicfeedback.com-20050825202155-fd1b58eb8867b367
Initial 'intervening revisions' implementation

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bzrlib/shellcomplete.py
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import sys
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def shellcomplete(context=None, outfile = None):
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    if outfile == None:
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        outfile = sys.stdout
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    if context == None:
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        shellcomplete_commands(outfile = outfile)
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    else:
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        shellcomplete_on_command(context, outfile = outfile)
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def shellcomplete_on_command(cmdname, outfile = None):
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    cmdname = str(cmdname)
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    if outfile == None:
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        outfile = sys.stdout
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    from inspect import getdoc
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    import commands
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    context, cmdclass = commands.get_cmd_class(cmdname)
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    doc = getdoc(cmdclass)
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    if doc == None:
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        raise NotImplementedError("sorry, no detailed shellcomplete yet for %r" % cmdname)
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    shellcomplete_on_option(cmdclass.takes_options, outfile = None)
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    for aname in cmdclass.takes_args:
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            outfile.write(aname + '\n')
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def shellcomplete_on_option(options, outfile = None):
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    import commands
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    if not options:
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        return
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    if outfile == None:
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        outfile = sys.stdout
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    for on in options:
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        for shortname, longname in commands.SHORT_OPTIONS.items():
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            if longname == on:
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                l = '"(--' + on + ' -' + shortname + ')"{--' + on + ',-' + shortname + '}'
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                break
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            else:
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                l = '--' + on
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        outfile.write(l + '\n')
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def shellcomplete_commands(outfile = None):
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    """List all commands"""
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    import inspect
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    import commands
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    from inspect import getdoc
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    if outfile == None:
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        outfile = sys.stdout
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    cmds = []
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    for cmdname, cmdclass in commands.get_all_cmds():
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        cmds.append((cmdname, cmdclass))
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        for alias in cmdclass.aliases:
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            cmds.append((alias, cmdclass))
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    cmds.sort()
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    for cmdname, cmdclass in cmds:
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        if cmdclass.hidden:
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            continue
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        doc = getdoc(cmdclass)
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        if doc == None:
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            outfile.write(cmdname + '\n')
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        else:
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            doclines = doc.splitlines()
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            firstline = doclines[0].lower()
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            outfile.write(cmdname + ':' + firstline[0:-1] + '\n')