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Viewing changes to bzrlib/shellcomplete.py

  • Committer: Robert Collins
  • Date: 2006-09-15 02:03:15 UTC
  • mto: (2017.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 2018.
  • Revision ID: robertc@robertcollins.net-20060915020315-9a4b022a6db42940
Update to bzr.dev, which involves adding lock_tree_write to MutableTree and MemoryTree.

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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 is None:
 
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        outfile = sys.stdout
 
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    if context is 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 is 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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    cmdobj = commands.get_cmd_object(cmdname)
 
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    doc = getdoc(cmdobj)
 
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    if doc is None:
 
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        raise NotImplementedError("sorry, no detailed shellcomplete yet for %r" % cmdname)
 
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    shellcomplete_on_option(cmdobj.takes_options, outfile = None)
 
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    for aname in cmdobj.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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    from bzrlib.option import Option
 
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    if not options:
 
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        return
 
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    if outfile is None:
 
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        outfile = sys.stdout
 
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    for on in options:
 
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        for shortname, longname in Option.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 is 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 is 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')