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Merge pull request #1122 from ZyX-I/fix-powerline-config 

Make “powerline-config” without arguments show proper message (python-3*)
This commit is contained in:
Nikolai Aleksandrovich Pavlov 2014-10-18 20:16:39 +04:00
parent f293d6fff6 cb877e75ab
commit f5b9fc24e4
1 changed files with 11 additions and 3 deletions
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14
scripts/powerline-config
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@ -36,7 +36,7 @@ if __name__ == '__main__':
choices=tuple(TMUX_ACTIONS.values()),
metavar='action',
type=(lambda v: TMUX_ACTIONS.get(v)),
help='If action is "source" then version-specific tmux configuration files are sourced.'
help='If action is `source\' then version-specific tmux configuration files are sourced.'
)
shell_parser = subparsers.add_parser('shell', help='Shell-specific commands')
@ -45,7 +45,7 @@ if __name__ == '__main__':
choices=tuple(SHELL_ACTIONS.values()),
type=(lambda v: SHELL_ACTIONS.get(v)),
metavar='action',
help='If action is "command" then preferred powerline command is output, if it is “uses” then powerline-config script will exit with 1 if specified component is disabled and 0 otherwise.',
help='If action is `command\' then preferred powerline command is output, if it is `uses\' then powerline-config script will exit with 1 if specified component is disabled and 0 otherwise.',
)
shell_parser.add_argument(
'component',
@ -63,4 +63,12 @@ if __name__ == '__main__':
pl = config.create_powerline_logger(args)
args.function(pl, args)
try:
function = args.function
except AttributeError:
# In Python-3* `powerline-config` (without arguments) raises
# AttributeError. I have not found any standard way to display same
# error message as in Python-2*.
parser.error('too few arguments')
else:
function(pl, args)