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| 1 # Copyright 2013 The Chromium Authors. All rights reserved. | 1 # Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
| 3 # found in the LICENSE file. | 3 # that can be found in the LICENSE file. |
| 4 | 4 |
| 5 """Manages subcommands in a script. | 5 """Manages subcommands in a script. |
| 6 | 6 |
| 7 Each subcommand should look like this: | 7 Each subcommand should look like this: |
| 8 @usage('[pet name]') | 8 @usage('[pet name]') |
| 9 def CMDpet(parser, args): | 9 def CMDpet(parser, args): |
| 10 '''Prints a pet. | 10 '''Prints a pet. |
| 11 | 11 |
| 12 Many people likes pet. This command prints a pet for your pleasure. | 12 Many people likes pet. This command prints a pet for your pleasure. |
| 13 ''' | 13 ''' |
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| 252 return command(parser, args[1:]) | 252 return command(parser, args[1:]) |
| 253 | 253 |
| 254 cmdhelp = self.enumerate_commands().get('help') | 254 cmdhelp = self.enumerate_commands().get('help') |
| 255 if cmdhelp: | 255 if cmdhelp: |
| 256 # Not a known command. Default to help. | 256 # Not a known command. Default to help. |
| 257 self._add_command_usage(parser, cmdhelp) | 257 self._add_command_usage(parser, cmdhelp) |
| 258 return cmdhelp(parser, args) | 258 return cmdhelp(parser, args) |
| 259 | 259 |
| 260 # Nothing can be done. | 260 # Nothing can be done. |
| 261 return 2 | 261 return 2 |
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