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# Copyright (c) 2022 Tulir Asokan
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import annotations
from typing import Callable
from abc import ABC
from ruamel.yaml.comments import CommentedMap
from .base import BaseConfig
from .recursive_dict import RecursiveDict
class BaseProxyConfig(BaseConfig, ABC):
def __init__(
self,
load: Callable[[], CommentedMap],
load_base: Callable[[], RecursiveDict[CommentedMap] | None],
save: Callable[[RecursiveDict[CommentedMap]], None],
) -> None:
super().__init__()
self._data = CommentedMap()
self._load_proxy = load
self._load_base_proxy = load_base
self._save_proxy = save
def load(self) -> None:
self._data = self._load_proxy() or CommentedMap()
def load_base(self) -> RecursiveDict[CommentedMap] | None:
return self._load_base_proxy()
def save(self) -> None:
self._save_proxy(self._data)
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