Mercurial > hg > mercurial-crew-with-dirclash

comparison mercurial/commands.py @ 2943:8e59010158ce

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refactor extension loading.
author Vadim Gelfer <vadim.gelfer@gmail.com>
date Fri, 11 Aug 2006 16:12:14 -0700
parents 7706fa503677
children 2efa9b8aed30
comparison
equal deleted inserted replaced
2842:7706fa503677 2943:8e59010158ce
3447 for k, v in external.iteritems(): 3447 for k, v in external.iteritems():
3448 if k.endswith('.' + name) or k.endswith('/' + name) or v == name: 3448 if k.endswith('.' + name) or k.endswith('/' + name) or v == name:
3449 return sys.modules[v] 3449 return sys.modules[v]
3450 raise KeyError(name) 3450 raise KeyError(name)
3451 3451
3452 def dispatch(args): 3452 def load_extensions(ui, extensions):
3453 for name in 'SIGBREAK', 'SIGHUP', 'SIGTERM': 3453 for ext_name, load_from_name in extensions:
3454 num = getattr(signal, name, None)
3455 if num: signal.signal(num, catchterm)
3456
3457 try:
3458 u = ui.ui(traceback='--traceback' in sys.argv[1:])
3459 except util.Abort, inst:
3460 sys.stderr.write(_("abort: %s\n") % inst)
3461 return -1
3462
3463 for ext_name, load_from_name in u.extensions():
3464 try: 3454 try:
3465 if load_from_name: 3455 if load_from_name:
3466 # the module will be loaded in sys.modules 3456 # the module will be loaded in sys.modules
3467 # choose an unique name so that it doesn't 3457 # choose an unique name so that it doesn't
3468 # conflicts with other modules 3458 # conflicts with other modules
3481 mod = importh(ext_name) 3471 mod = importh(ext_name)
3482 external[ext_name] = mod.__name__ 3472 external[ext_name] = mod.__name__
3483 except (util.SignalInterrupt, KeyboardInterrupt): 3473 except (util.SignalInterrupt, KeyboardInterrupt):
3484 raise 3474 raise
3485 except Exception, inst: 3475 except Exception, inst:
3486 u.warn(_("*** failed to import extension %s: %s\n") % (ext_name, inst)) 3476 ui.warn(_("*** failed to import extension %s: %s\n") %
3487 if u.print_exc(): 3477 (ext_name, inst))
3478 if ui.print_exc():
3488 return 1 3479 return 1
3489 3480
3490 for name in external.itervalues(): 3481 for name in external.itervalues():
3491 mod = sys.modules[name] 3482 mod = sys.modules[name]
3492 uisetup = getattr(mod, 'uisetup', None) 3483 uisetup = getattr(mod, 'uisetup', None)
3493 if uisetup: 3484 if uisetup:
3494 uisetup(u) 3485 uisetup(u)
3495 cmdtable = getattr(mod, 'cmdtable', {}) 3486 cmdtable = getattr(mod, 'cmdtable', {})
3496 for t in cmdtable: 3487 for t in cmdtable:
3497 if t in table: 3488 if t in table:
3498 u.warn(_("module %s overrides %s\n") % (name, t)) 3489 ui.warn(_("module %s overrides %s\n") % (name, t))
3499 table.update(cmdtable) 3490 table.update(cmdtable)
3491
3492 def dispatch(args):
3493 for name in 'SIGBREAK', 'SIGHUP', 'SIGTERM':
3494 num = getattr(signal, name, None)
3495 if num: signal.signal(num, catchterm)
3496
3497 try:
3498 u = ui.ui(traceback='--traceback' in sys.argv[1:])
3499 except util.Abort, inst:
3500 sys.stderr.write(_("abort: %s\n") % inst)
3501 return -1
3502
3503 load_extensions(u, u.extensions())
3500 3504
3501 try: 3505 try:
3502 cmd, func, args, options, cmdoptions = parse(u, args) 3506 cmd, func, args, options, cmdoptions = parse(u, args)
3503 if options["time"]: 3507 if options["time"]:
3504 def get_times(): 3508 def get_times():