# Copyright (c) Microsoft Corporation.
#
# 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.
import asyncio
from typing import Any
from playwright._impl._connection import Connection
from playwright._impl._object_factory import create_remote_object
from playwright._impl._transport import PipeTransport
from playwright.async_api._generated import Playwright as AsyncPlaywright
class PlaywrightContextManager:
def __init__(self) -> None:
self._connection: Connection
self._exit_was_called = False
async def __aenter__(self) -> AsyncPlaywright:
loop = asyncio.get_running_loop()
self._connection = Connection(
None,
create_remote_object,
PipeTransport(loop),
loop,
)
loop.create_task(self._connection.run())
playwright_future = self._connection.playwright_future
done, _ = await asyncio.wait(
{self._connection._transport.on_error_future, playwright_future},
return_when=asyncio.FIRST_COMPLETED,
)
if not playwright_future.done():
playwright_future.cancel()
playwright = AsyncPlaywright(next(iter(done)).result())
playwright.stop = self.__aexit__ # type: ignore
return playwright
async def start(self) -> AsyncPlaywright:
return await self.__aenter__()
async def __aexit__(self, *args: Any) -> None:
if self._exit_was_called:
return
self._exit_was_called = True
await self._connection.stop_async()