Mercurial > hg > mercurial-crew-with-dirclash
annotate hgext/alias.py @ 5432:0d154bce2341
osutil: Solaris build fix
| author | Bryan O'Sullivan <bos@serpentine.com> |
|---|---|
| date | Tue, 09 Oct 2007 08:39:37 -0700 |
| parents | 18a9fbb5cd78 |
| children |
| rev | line source |
|---|---|
| 4800 | 1 # Copyright (C) 2007 Brendan Cully <brendan@kublai.com> |
| 2 # This file is published under the GNU GPL. | |
| 3 | |
| 4 '''allow user-defined command aliases | |
| 5 | |
| 6 To use, create entries in your hgrc of the form | |
| 7 | |
| 8 [alias] | |
| 9 mycmd = cmd --args | |
| 10 ''' | |
| 11 | |
| 12 from mercurial.cmdutil import findcmd, UnknownCommand, AmbiguousCommand | |
| 13 from mercurial import commands | |
| 14 | |
| 15 cmdtable = {} | |
| 16 | |
| 17 class RecursiveCommand(Exception): pass | |
| 18 | |
| 19 class lazycommand(object): | |
| 20 '''defer command lookup until needed, so that extensions loaded | |
| 21 after alias can be aliased''' | |
| 22 def __init__(self, ui, name, target): | |
| 23 self._ui = ui | |
| 24 self._name = name | |
| 25 self._target = target | |
| 26 self._cmd = None | |
| 27 | |
| 28 def __len__(self): | |
| 29 self._resolve() | |
| 30 return len(self._cmd) | |
| 31 | |
| 32 def __getitem__(self, key): | |
| 33 self._resolve() | |
| 34 return self._cmd[key] | |
| 35 | |
| 36 def __iter__(self): | |
| 37 self._resolve() | |
| 38 return self._cmd.__iter__() | |
| 39 | |
| 40 def _resolve(self): | |
| 41 if self._cmd is not None: | |
| 42 return | |
| 43 | |
| 44 try: | |
|
5185
18a9fbb5cd78
dispatch: move command dispatching into its own module
Matt Mackall <mpm@selenic.com>
parents:
4946
diff
changeset
|
45 self._cmd = findcmd(self._ui, self._target, commands.table)[1] |
| 4800 | 46 if self._cmd == self: |
| 47 raise RecursiveCommand() | |
| 48 if self._target in commands.norepo.split(' '): | |
| 49 commands.norepo += ' %s' % self._name | |
| 50 return | |
| 51 except UnknownCommand: | |
| 52 msg = '*** [alias] %s: command %s is unknown' % \ | |
| 53 (self._name, self._target) | |
| 54 except AmbiguousCommand: | |
| 55 msg = '*** [alias] %s: command %s is ambiguous' % \ | |
| 56 (self._name, self._target) | |
| 57 except RecursiveCommand: | |
| 58 msg = '*** [alias] %s: circular dependency on %s' % \ | |
| 59 (self._name, self._target) | |
| 60 def nocmd(*args, **opts): | |
| 61 self._ui.warn(msg + '\n') | |
| 62 return 1 | |
| 63 nocmd.__doc__ = msg | |
| 64 self._cmd = (nocmd, [], '') | |
| 65 commands.norepo += ' %s' % self._name | |
| 66 | |
| 67 def uisetup(ui): | |
| 68 for cmd, target in ui.configitems('alias'): | |
| 69 if not target: | |
| 70 ui.warn('*** [alias] %s: no definition\n' % cmd) | |
| 71 continue | |
| 72 args = target.split(' ') | |
| 73 tcmd = args.pop(0) | |
| 74 if args: | |
|
4946
a28661788f2f
test-alias: Removed fallback to parentui, no longer needed since 10afa3fab6b4
Thomas Arendsen Hein <thomas@intevation.de>
parents:
4807
diff
changeset
|
75 ui.setconfig('defaults', cmd, ' '.join(args)) |
| 4800 | 76 cmdtable[cmd] = lazycommand(ui, cmd, tcmd) |