comparison mercurial/debugcommands.py @ 48691:b4bc9c4f925d

debugbuilddag: add a flag to allow running it from a non-empty repository

Allow that by default seems "dangerous", but having a flag to make it possible
will be useful to help building some repository incrementally. The newly introduced support is basic, but already useful.

Differential Revision: https://phab.mercurial-scm.org/D12094

48690:d55c4472bbb6

            b'overwritten-file',
            None,
            _(b'add single file all revs overwrite'),
        ),
        (b'n', b'new-file', None, _(b'add new file at each rev')),
    ],
    _(b'[OPTION]... [TEXT]'),
)
def debugbuilddag(
    ui,
    repo,
    text=None,
    mergeable_file=False,
    overwritten_file=False,
    new_file=False,
):
    """builds a repo with a given DAG from scratch in the current empty repo

    The description of the DAG is read from stdin if not given on the
    command line.

    if text is None:
        ui.status(_(b"reading DAG from stdin\n"))
        text = ui.fin.read()

    cl = repo.changelog
    if len(cl) > 0:
        raise error.Abort(_(b'repository is not empty'))

    # determine number of revs in DAG
    total = 0
    for type, data in dagparser.parsedag(text):

48691:b4bc9c4f925d

            b'overwritten-file',
            None,
            _(b'add single file all revs overwrite'),
        ),
        (b'n', b'new-file', None, _(b'add new file at each rev')),
        (
            b'',
            b'from-existing',
            None,
            _(b'continue from a non-empty repository'),
        ),
    ],
    _(b'[OPTION]... [TEXT]'),
)
def debugbuilddag(
    ui,
    repo,
    text=None,
    mergeable_file=False,
    overwritten_file=False,
    new_file=False,
    from_existing=False,
):
    """builds a repo with a given DAG from scratch in the current empty repo

    The description of the DAG is read from stdin if not given on the
    command line.

    if text is None:
        ui.status(_(b"reading DAG from stdin\n"))
        text = ui.fin.read()

    cl = repo.changelog
    if len(cl) > 0 and not from_existing:
        raise error.Abort(_(b'repository is not empty'))

    # determine number of revs in DAG
    total = 0
    for type, data in dagparser.parsedag(text):