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