'''enable experimental obsolescence feature of Mercurial

OBSOLESCENCE IS AN EXPERIMENTAL FEATURE MAKE SURE YOU UNDERSTOOD THE INVOLVED

CONCEPT BEFORE USING IT.

/!\ THIS EXTENSION IS INTENDED FOR SERVER SIDE ONLY USAGE /!\

For client side usages it is recommended to use the evolve extension for

improved user interface.'''

from __future__ import absolute_import

import sys

import os

from mercurial import obsolete

try:

    from . import (

        compat,

        exthelper,

        metadata,

        obscache,

        obsexchange,

    )

except ValueError as exc:

    if str(exc) != 'Attempted relative import in non-package':

        raise

    # extension imported using direct path

    sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))

    from evolve import (

        compat,

        exthelper,

        metadata,

        obscache,

        obsexchange,

    )

__version__ = metadata.__version__

testedwith = metadata.testedwith

minimumhgversion = metadata.minimumhgversion

buglink = metadata.buglink

eh = exthelper.exthelper()

eh.merge(compat.eh)

eh.merge(obscache.eh)

eh.merge(obsexchange.eh)

uisetup = eh.final_uisetup

extsetup = eh.final_extsetup

reposetup = eh.final_reposetup

cmdtable = eh.cmdtable

configtable = eh.configtable

@eh.reposetup

def default2evolution(ui, repo):

    evolveopts = repo.ui.configlist('experimental', 'evolution')

    if not evolveopts:

        evolveopts = 'all'

        repo.ui.setconfig('experimental', 'evolution', evolveopts)

    if obsolete.isenabled(repo, 'exchange'):

        # if no config explicitly set, disable bundle1

        if not isinstance(repo.ui.config('server', 'bundle1'), str):

            repo.ui.setconfig('server', 'bundle1', False)