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-rw-r--r--becommands/help.py68
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diff --git a/becommands/help.py b/becommands/help.py
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-# Copyright (C) 2006-2009 Aaron Bentley and Panometrics, Inc.
-# Thomas Gerigk <tgerigk@gmx.de>
-# W. Trevor King <wking@drexel.edu>
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-"""Print help for given subcommand"""
-from libbe import cmdutil, utility
-__desc__ = __doc__
-
-def execute(args, manipulate_encodings=False):
- """
- Print help of specified command (the manipulate_encodings argument
- is ignored).
-
- >>> execute(["help"])
- Usage: be help [COMMAND]
- <BLANKLINE>
- Options:
- -h, --help Print a help message
- --complete Print a list of available completions
- <BLANKLINE>
- Print help for specified command or list of all commands.
- <BLANKLINE>
- """
- parser = get_parser()
- options, args = parser.parse_args(args)
- complete(options, args, parser)
- if len(args) > 1:
- raise cmdutil.UsageError("Too many arguments.")
- if len(args) == 0:
- print cmdutil.help()
- else:
- try:
- print cmdutil.help(args[0])
- except AttributeError:
- print "No help available"
-
-def get_parser():
- parser = cmdutil.CmdOptionParser("be help [COMMAND]")
- return parser
-
-longhelp="""
-Print help for specified command or list of all commands.
-"""
-
-def help():
- return get_parser().help_str() + longhelp
-
-def complete(options, args, parser):
- for option, value in cmdutil.option_value_pairs(options, parser):
- if value == "--complete":
- # no argument-options at the moment, so this is future-proofing
- raise cmdutil.GetCompletions()
- if "--complete" in args:
- cmds = [command for command,module in cmdutil.iter_commands()]
- raise cmdutil.GetCompletions(cmds)