Error running mach: ['help', 'debug'] The error occurred in mach itself. This is likely a bug in mach itself or a fundamental problem with a loaded module. Please consider filing a bug against mach by going to the URL: https://bugzilla.mozilla.org/enter_bug.cgi?product=Core&component=mach If filing a bug, please include the full output of mach, including this error message. The details of the failure are as follows: ValueError: invalid option string u'+remote': must start with a character '-' File "/Users/amccreight/mz/cent2/python/mach/mach/main.py", line 259, in run return self._run(argv) File "/Users/amccreight/mz/cent2/python/mach/mach/main.py", line 297, in _run args = parser.parse_args(argv) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1688, in parse_args args, argv = self.parse_known_args(args, namespace) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1720, in parse_known_args namespace, args = self._parse_known_args(args, namespace) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1929, in _parse_known_args stop_index = consume_positionals(start_index) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1885, in consume_positionals take_action(action, args) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1794, in take_action action(self, namespace, argument_values, option_string) File "/Users/amccreight/mz/cent2/python/mach/mach/dispatcher.py", line 86, in __call__ self._handle_subcommand_help(parser, args[0]) File "/Users/amccreight/mz/cent2/python/mach/mach/dispatcher.py", line 166, in _handle_subcommand_help group.add_argument(*arg[0], **arg[1]) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1267, in add_argument kwargs = self._get_optional_kwargs(*args, **kwargs) File "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/argparse.py", line 1397, in _get_optional_kwargs raise ValueError(msg % tup)

Comment on attachment 760946 [details] [diff] [review] Unbust |mach help| when arguments are not prefixed with '-' Review of attachment 760946 [details] [diff] [review]: ----------------------------------------------------------------- ::: python/mach/mach/dispatcher.py @@ +184,5 @@ > + > + if handler.allow_all_arguments: > + parser_args['prefix_chars'] = '+' > + > + c_parser = argparse.ArgumentParser(**parser_args) Is it worth wrapping these lines up in a helper function instead of repeating them?

(In reply to Ted Mielczarek [:ted.mielczarek] from comment #3) > Is it worth wrapping these lines up in a helper function instead of > repeating them? Perhaps. But I'm lazy ATM :)