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 # This Source Code Form is subject to the terms of the Mozilla Public

 # License, v. 2.0. If a copy of the MPL was not distributed with this,

 # file, You can obtain one at http://mozilla.org/MPL/2.0/.

 from __future__ import print_function, unicode_literals

 import os

 import sys

 from mach.decorators import (

     CommandProvider,

     Command,

 )

 @CommandProvider

 class VersionControlCommands(object):

     def __init__(self, context):

         self._context = context

     @Command('mercurial-setup', category='devenv',

         description='Help configure Mercurial for optimal development.')

     def mercurial_bootstrap(self):

         sys.path.append(os.path.dirname(__file__))

         from hgsetup.wizard import MercurialSetupWizard

         wizard = MercurialSetupWizard(self._context.state_dir)

         config_paths = ['~/.hgrc']

         if sys.platform in ('win32', 'cygwin'):

           config_paths.insert(0, '~/mercurial.ini')

         result = wizard.run(map(os.path.expanduser, config_paths))

         # Touch a file so we can periodically prompt to update extensions.

         state_path = os.path.join(self._context.state_dir,

             'mercurial/setup.lastcheck')

         with open(state_path, 'a'):

             os.utime(state_path, None)

         return result