| # Copyright 2015-2016, Tresys Technology, LLC |
| # |
| # This file is part of SETools. |
| # |
| # SETools is free software: you can redistribute it and/or modify |
| # it under the terms of the GNU Lesser General Public License as |
| # published by the Free Software Foundation, either version 2.1 of |
| # the License, or (at your option) any later version. |
| # |
| # SETools is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU Lesser General Public License for more details. |
| # |
| # You should have received a copy of the GNU Lesser General Public |
| # License along with SETools. If not, see |
| # <http://www.gnu.org/licenses/>. |
| # |
| from .difference import Wrapper |
| |
| |
| class ConditionalExprWrapper(Wrapper): |
| |
| """Wrap conditional policy expressions to allow comparisons by truth table.""" |
| |
| def __init__(self, cond): |
| self.origin = cond |
| self.truth_table = cond.truth_table() |
| |
| def __eq__(self, other): |
| return self.truth_table == other.truth_table |
