Method switch_current_branch

gitless/core.py:248–404

Switches to the given branch. Args: dst_b: the destination branch. move_over: if True, then uncommitted changes made in the current branch are moved to the destination branch (defaults to False).

(self, dst_b, move_over=False)

    return self.git_repo.listall_branches(pygit2.GIT_BRANCH_LOCAL)

  def switch_current_branch(self, dst_b, move_over=False):
    """Switches to the given branch.

    Args:
      dst_b: the destination branch.
      move_over: if True, then uncommitted changes made in the current branch are
        moved to the destination branch (defaults to False).
    """
    if dst_b.is_current:
      raise ValueError(
          'You are already on branch {0}. No need to switch.'.format(
             dst_b.branch_name))

    INFO_SEP = '|'
    ANCESTOR = 'ancestor'
    THEIRS = 'theirs'
    OURS = 'ours'
    REF_INFO = 'ref_info'
    CONF_INFO = 'conf_info'
    MSG_INFO = 'msg_info'

    git_repo = self.git_repo
    au_fp = lambda b: os.path.join(
        self.path, 'GL_AU_{0}'.format(b.branch_name.replace('/', '_')))
    update_index = git.bake('update-index', _cwd=self.root)

    def save(b):
      msg = _stash_msg(b.branch_name)

      # Save assumed unchanged info
      au_fps = ' '.join(b._au_files())
      if au_fps:
        with io.open(au_fp(b), mode='w', encoding=ENCODING) as f:
          f.write(au_fps)
        update_index('--no-assume-unchanged', au_fps)

      if b.merge_in_progress or b.fuse_in_progress:
        body = {}
        if move_over:
          raise GlError(
              'Changes can\'t be moved over with a fuse or merge in progress')

        # Save msg info
        merge_msg_fp = os.path.join(self.path, 'MERGE_MSG')
        with io.open(merge_msg_fp, 'r', encoding=ENCODING) as f:
          merge_msg = f.read()
        os.remove(merge_msg_fp)
        body[MSG_INFO] = merge_msg

        # Save conflict info
        conf_info = {}
        index = git_repo.index
        index.read()
        if index.conflicts:
          extract = lambda e: {'mode': e.mode, 'id': str(e.id), 'path': e.path}
          for ancestor, ours, theirs in index.conflicts:
            if ancestor:
              path = ancestor.path