1 # repoviewutil.py - constaints data relevant to repoview.py and other module

     2 #

     3 # Copyright 2012 Pierre-Yves David <pierre-yves.david@ens-lyon.org>

     4 #                Logilab SA        <contact@logilab.fr>

     5 #

     6 # This software may be used and distributed according to the terms of the

     7 # GNU General Public License version 2 or any later version.

     8 

     9 from __future__ import absolute_import

    10 

    11 ### Nearest subset relation

    12 # Nearest subset of filter X is a filter Y so that:

    13 # * Y is included in X,

    14 # * X - Y is as small as possible.

    15 # This create and ordering used for branchmap purpose.

    16 # the ordering may be partial

    17 subsettable = {None: 'visible',

    18                'visible-hidden': 'visible',

    19                'visible': 'served',

    20                'served.hidden': 'served',

    21                'served': 'immutable',

    22                'immutable': 'base'}