mercurial/merge.py

48702:ec23b0ba85c2

        # TODO: remove the default once all callers that pass branchmerge=False
        # and force=False pass a value for updatecheck. We may want to allow
        # updatecheck='abort' to better suppport some of these callers.
        if updatecheck is None:
            updatecheck = UPDATECHECK_LINEAR
        if updatecheck not in (
            UPDATECHECK_NONE,
            UPDATECHECK_LINEAR,
            UPDATECHECK_NO_CONFLICT,
        ):
            raise ValueError(
                r'Invalid updatecheck %r (can accept %r)'
                % (
                    updatecheck,
                    (
                        UPDATECHECK_NONE,
                        UPDATECHECK_LINEAR,
                        UPDATECHECK_NO_CONFLICT,
                    ),
                )
            )
    if wc is not None and wc.isinmemory():
        maybe_wlock = util.nullcontextmanager()
    else:
        maybe_wlock = repo.wlock()
    with maybe_wlock:

        if not overwrite:
            if len(pl) > 1:
                raise error.StateError(_(b"outstanding uncommitted merge"))
            ms = wc.mergestate()
            if ms.unresolvedcount():
                raise error.StateError(
                    _(b"outstanding merge conflicts"),
                    hint=_(b"use 'hg resolve' to resolve"),
                )
        if branchmerge:
            if pas == [p2]:
                raise error.Abort(
                    _(
                        b"merging with a working directory ancestor"

48703:6c4b10d01af0

        # TODO: remove the default once all callers that pass branchmerge=False
        # and force=False pass a value for updatecheck. We may want to allow
        # updatecheck='abort' to better suppport some of these callers.
        if updatecheck is None:
            updatecheck = UPDATECHECK_LINEAR
        okay = (UPDATECHECK_NONE, UPDATECHECK_LINEAR, UPDATECHECK_NO_CONFLICT)
        if updatecheck not in okay:
            msg = r'Invalid updatecheck %r (can accept %r)'
            msg %= (updatecheck, okay)
            raise ValueError(msg)
    if wc is not None and wc.isinmemory():
        maybe_wlock = util.nullcontextmanager()
    else:
        maybe_wlock = repo.wlock()
    with maybe_wlock:

        if not overwrite:
            if len(pl) > 1:
                raise error.StateError(_(b"outstanding uncommitted merge"))
            ms = wc.mergestate()
            if ms.unresolvedcount():
                msg = _(b"outstanding merge conflicts")
                hint = _(b"use 'hg resolve' to resolve")
                raise error.StateError(msg, hint=hint)
        if branchmerge:
            if pas == [p2]:
                raise error.Abort(
                    _(
                        b"merging with a working directory ancestor"