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| author | W. Trevor King <wking@drexel.edu> | 2010-01-20 07:19:56 -0500 |
|---|---|---|
| committer | W. Trevor King <wking@drexel.edu> | 2010-01-20 07:19:56 -0500 |
| commit | 34b5bbd98e420672ecce64ba085bbf1a4205267e (patch) | |
| tree | b4f8d1467d5491e613ad5dcf76eb67470c649006 /libbe/ui | |
| parent | d5c54945c7d74fab9b41f39ce31ac5f039e864a2 (diff) | |
| download | bugseverywhere-34b5bbd98e420672ecce64ba085bbf1a4205267e.tar.gz | |
Add better help message on COMMAND-less be call
Diffstat (limited to 'libbe/ui')
| -rw-r--r-- | libbe/ui/command_line.py | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libbe/ui/command_line.py b/libbe/ui/command_line.py index 7ba6cf5..17f7b35 100644 --- a/libbe/ui/command_line.py +++ b/libbe/ui/command_line.py @@ -285,7 +285,14 @@ def main(): except CallbackExit: return 0 except libbe.command.UserError, e: - print >> ui.io.stdout, 'ERROR:\n', e + if str(e).endswith('COMMAND'): + # no command given, print usage string + print >> ui.io.stdout, 'ERROR:' + print >> ui.io.stdout, be.usage(), '\n', e + print >> ui.io.stdout, 'For example, try' + print >> ui.io.stdout, ' be help' + else: + print >> ui.io.stdout, 'ERROR:\n', e return 1 command_name = args.pop(0) |