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  • Committer: Aaron Bentley
  • Date: 2006-09-23 17:28:50 UTC
  • mto: This revision was merged to the branch mainline in revision 2042.
  • Revision ID: aaron.bentley@utoronto.ca-20060923172850-790fb842f3df42fe
Condense command help text

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bzrlib/help.py
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# TODO: `help commands --all` should show hidden commands
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import textwrap
 
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from bzrlib import osutils 
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global_help = \
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"""Bazaar -- a free distributed version-control tool
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    names.update(plugin_command_names())
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    names = list(names)
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    names.sort()
 
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    commands = [(n, get_cmd_object(n)) for n in names]
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    max_name = max([len(n) for n, o in commands if not o.hidden])
 
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    format_string = '%%-%ds %%s %%s' % max_name
 
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    indent = ' ' * (max_name+1)
 
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    width = osutils.terminal_width() - 1
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    for cmd_name in names:
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        cmd_object = get_cmd_object(cmd_name)
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        if cmd_object.hidden:
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            continue
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        print >>outfile, command_usage(cmd_object)
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        plugin_name = cmd_object.plugin_name()
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        print_command_plugin(cmd_object, outfile, '        %s\n')
 
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        if plugin_name is None:
 
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            plugin_name = ''
 
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        else:
 
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            plugin_name = '<%s>' % plugin_name
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        cmd_help = cmd_object.help()
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        if cmd_help:
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            firstline = cmd_help.split('\n', 1)[0]
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            print >>outfile, '        ' + firstline
 
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        else:
 
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            firstline = ''
 
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        helpstring = format_string % (cmd_name, firstline, plugin_name)
 
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        lines = textwrap.wrap(helpstring, subsequent_indent=indent,
 
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                              width=width)
 
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        for line in lines:
 
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            print >> outfile, line
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