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# SPDX-License-Identifier: GPL-3.0-or-later

# Policies for blocking and allowing JS when no other policies match.
#
# This file is part of Hydrilla&Haketilo.
#
# Copyright (C) 2022 Wojtek Kosior
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.
#
#
# I, Wojtek Kosior, thereby promise not to sue for violation of this
# file's license. Although I request that you do not make use of this
# code in a proprietary program, I am not going to enforce this in
# court.

"""
.....
"""

# Enable using with Python 3.7.
from __future__ import annotations

import dataclasses as dc
import typing as t
import enum

from abc import ABC, abstractmethod

from .. import state
from . import base
from .rule import AllowPolicy, BlockPolicy


class FallbackAllowPolicy(AllowPolicy):
    """....."""
    priority: t.ClassVar[base.PolicyPriority] = base.PolicyPriority._ONE


class FallbackBlockPolicy(BlockPolicy):
    """...."""
    priority: t.ClassVar[base.PolicyPriority] = base.PolicyPriority._ONE


@dc.dataclass(frozen=True)
class ErrorBlockPolicy(BlockPolicy):
    """...."""
    error: Exception

    builtin: bool = True