#
# Copyright 2019-2020 Lukas Schmelzeisen
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

from contextlib import contextmanager
from os import chdir
from pathlib import Path
from typing import Iterator


@contextmanager
def change_dir(path: Path) -> Iterator[Path]:
    cwd = Path.cwd()
    Path.mkdir(path, exist_ok=True, parents=True)
    try:
        chdir(path)
        yield path
    finally:
        chdir(cwd)
