Patch from Thomas Gerigk to add a 'help' command

1 files changed, 43 insertions, 0 deletions

diff --git a/becommands/help.py b/becommands/help.py
new file mode 100644
index 0000000..fc89207
--- /dev/null
+++ b/becommands/help.py
@@ -0,0 +1,43 @@
+# Copyright (C) 2006 Thomas Gerigk
+# <tgerigk@gmx.de>
+#
+#    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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+"""Print help for given subcommand"""
+from libbe import bugdir, cmdutil, names, utility
+def execute(args):
+    """
+    Print help of specified command.
+    """
+    options, args = get_parser().parse_args(args)
+    if len(args) > 1:
+        raise cmdutil.UserError("Too many arguments.")
+    if len(args) == 0:
+        for name, module in cmdutil.iter_commands():
+            print "be %s\n     %s" % (name, module.__doc__)
+    else:
+        print cmdutil.help(args[0])
+    return
+
+
+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