view tests/testlib/retain-extras-ext.py @ 6831:4f02e7f8d56c stable

evolve: check that the evolved revisions are indeed in the repo during abort

Otherwise we might trigger an error while trying to access a revision that was
saved into evolvestate, but wasn't yet created in the repo for whatever reason.

"""
Wrap 'retained_extras_on_rebase' (from either mercurial or evolve) to retain
the "useful" extra.
"""

from mercurial import rewriteutil

try:
    rewriteutil.retained_extras_on_rebase
except AttributeError:
    # install the compatibility layer on older version
    from hgext3rd.evolve import compat
    compat.retained_extras_on_rebase # silence linter

def extsetup(ui):
    rewriteutil.retained_extras_on_rebase.add(b'useful')