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comparison mercurial/extensions.py @ 37974:b45f4c1532c0

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extensions: extract closure that looks for commands from disabled module I'll rewrite this function to not load disabled extensions.
author Yuya Nishihara <yuya@tcha.org>
date Thu, 03 May 2018 18:15:43 +0900
parents 5b60f7d652f2
children 6e526b0961a8
comparison
equal deleted inserted replaced
37973:5b60f7d652f2 37974:b45f4c1532c0
653 653
654 paths = _disabledpaths() 654 paths = _disabledpaths()
655 if name in paths: 655 if name in paths:
656 return _disabledhelp(paths[name]) 656 return _disabledhelp(paths[name])
657 657
658 def _finddisabledcmd(ui, cmd, name, path, strict):
659 try:
660 mod = loadpath(path, 'hgext.%s' % name)
661 except Exception:
662 return
663 try:
664 aliases, entry = cmdutil.findcmd(cmd,
665 getattr(mod, 'cmdtable', {}), strict)
666 except (error.AmbiguousCommand, error.UnknownCommand):
667 return
668 except Exception:
669 ui.warn(_('warning: error finding commands in %s\n') % path)
670 ui.traceback()
671 return
672 for c in aliases:
673 if c.startswith(cmd):
674 cmd = c
675 break
676 else:
677 cmd = aliases[0]
678 return (cmd, name, mod)
679
658 def disabledcmd(ui, cmd, strict=False): 680 def disabledcmd(ui, cmd, strict=False):
659 '''import disabled extensions until cmd is found. 681 '''import disabled extensions until cmd is found.
660 returns (cmdname, extname, module)''' 682 returns (cmdname, extname, module)'''
661 683
662 paths = _disabledpaths(strip_init=True) 684 paths = _disabledpaths(strip_init=True)
663 if not paths: 685 if not paths:
664 raise error.UnknownCommand(cmd) 686 raise error.UnknownCommand(cmd)
665
666 def findcmd(cmd, name, path):
667 try:
668 mod = loadpath(path, 'hgext.%s' % name)
669 except Exception:
670 return
671 try:
672 aliases, entry = cmdutil.findcmd(cmd,
673 getattr(mod, 'cmdtable', {}), strict)
674 except (error.AmbiguousCommand, error.UnknownCommand):
675 return
676 except Exception:
677 ui.warn(_('warning: error finding commands in %s\n') % path)
678 ui.traceback()
679 return
680 for c in aliases:
681 if c.startswith(cmd):
682 cmd = c
683 break
684 else:
685 cmd = aliases[0]
686 return (cmd, name, mod)
687 687
688 ext = None 688 ext = None
689 # first, search for an extension with the same name as the command 689 # first, search for an extension with the same name as the command
690 path = paths.pop(cmd, None) 690 path = paths.pop(cmd, None)
691 if path: 691 if path:
692 ext = findcmd(cmd, cmd, path) 692 ext = _finddisabledcmd(ui, cmd, cmd, path, strict=strict)
693 if not ext: 693 if not ext:
694 # otherwise, interrogate each extension until there's a match 694 # otherwise, interrogate each extension until there's a match
695 for name, path in paths.iteritems(): 695 for name, path in paths.iteritems():
696 ext = findcmd(cmd, name, path) 696 ext = _finddisabledcmd(ui, cmd, name, path, strict=strict)
697 if ext: 697 if ext:
698 break 698 break
699 if ext: 699 if ext:
700 return ext 700 return ext
701 701