mirror of
https://github.com/trezor/trezor-firmware.git
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58 lines
1.6 KiB
Python
58 lines
1.6 KiB
Python
# This file is part of the Trezor project.
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#
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# Copyright (C) 2012-2022 SatoshiLabs and contributors
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License version 3
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# as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from .messages import Failure
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class TrezorException(Exception):
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pass
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class TrezorFailure(TrezorException):
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def __init__(self, failure: "Failure") -> None:
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self.failure = failure
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self.code = failure.code
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self.message = failure.message
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super().__init__(self.code, self.message, self.failure)
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def __str__(self) -> str:
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from .messages import FailureType
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types = {
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getattr(FailureType, name): name
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for name in dir(FailureType)
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if not name.startswith("_")
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}
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if self.message is not None:
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return f"{types[self.code]}: {self.message}"
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else:
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return types[self.failure.code]
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class PinException(TrezorException):
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pass
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class Cancelled(TrezorException):
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pass
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class OutdatedFirmwareError(TrezorException):
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pass
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