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51 lines
2.1 KiB
Python
51 lines
2.1 KiB
Python
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"""
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The MIT License (MIT)
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Copyright (C) 2017-2020 Joe Testa (jtesta@positronsecurity.com)
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Copyright (C) 2017 Andris Raugulis (moo@arthepsy.eu)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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import io
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import sys
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# pylint: disable=unused-import
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from typing import Dict, List, Set, Sequence, Tuple, Iterable # noqa: F401
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from typing import Callable, Optional, Union, Any # noqa: F401
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class OutputBuffer(List[str]):
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def __enter__(self) -> 'OutputBuffer':
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# pylint: disable=attribute-defined-outside-init
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self.__buf = io.StringIO()
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self.__stdout = sys.stdout
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sys.stdout = self.__buf
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return self
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def flush(self, sort_lines: bool = False) -> None:
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# Lines must be sorted in some cases to ensure consistent testing.
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if sort_lines:
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self.sort() # pylint: disable=no-member
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for line in self: # pylint: disable=not-an-iterable
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print(line)
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def __exit__(self, *args: Any) -> None:
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self.extend(self.__buf.getvalue().splitlines()) # pylint: disable=no-member
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sys.stdout = self.__stdout
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