comparison mercurial/changegroup.py @ 47263:6c84fc9c9a90

changelogv2: introduce a "changelogv2" feature

Right now, this means using revlogv2, but only for the changelog. We will have
the format more unique in future changesets.

Differential Revision: https://phab.mercurial-scm.org/D10660

47262:468e451fc0de

        repo = repo.unfiltered()

        # Only useful if we're adding sidedata categories. If both peers have
        # the same categories, then we simply don't do anything.
        adding_sidedata = (
            requirements.REVLOGV2_REQUIREMENT in repo.requirements
            and self.version == b'04'
            and srctype == b'pull'
        )
        if adding_sidedata:
            sidedata_helpers = sidedatamod.get_sidedata_helpers(

    if not needv03:
        versions.discard(b'03')
    want_v4 = (
        repo.ui.configbool(b'experimental', b'changegroup4')
        or requirements.REVLOGV2_REQUIREMENT in repo.requirements
    )
    if not want_v4:
        versions.discard(b'04')
    return versions

47263:6c84fc9c9a90

        repo = repo.unfiltered()

        # Only useful if we're adding sidedata categories. If both peers have
        # the same categories, then we simply don't do anything.
        adding_sidedata = (
            (
                requirements.REVLOGV2_REQUIREMENT in repo.requirements
                or requirements.CHANGELOGV2_REQUIREMENT in repo.requirements
            )
            and self.version == b'04'
            and srctype == b'pull'
        )
        if adding_sidedata:
            sidedata_helpers = sidedatamod.get_sidedata_helpers(

    if not needv03:
        versions.discard(b'03')
    want_v4 = (
        repo.ui.configbool(b'experimental', b'changegroup4')
        or requirements.REVLOGV2_REQUIREMENT in repo.requirements
        or requirements.CHANGELOGV2_REQUIREMENT in repo.requirements
    )
    if not want_v4:
        versions.discard(b'04')
    return versions