Source code for can.interfaces.vector.exceptions

"""Exception/error declarations for the vector interface."""

from typing import Any, Optional, Union

from can import CanError, CanInitializationError, CanOperationError




class VectorError(CanError):
    def __init__(
        self, error_code: Optional[int], error_string: str, function: str
    ) -> None:
        super().__init__(
            message=f"{function} failed ({error_string})", error_code=error_code
        )

        # keep reference to args for pickling
        self._args = error_code, error_string, function

    def __reduce__(self) -> Union[str, tuple[Any, ...]]:
        return type(self), self._args, {}





class VectorInitializationError(VectorError, CanInitializationError):
    @staticmethod
    def from_generic(error: VectorError) -> "VectorInitializationError":
        return VectorInitializationError(*error._args)





class VectorOperationError(VectorError, CanOperationError):
    @staticmethod
    def from_generic(error: VectorError) -> "VectorOperationError":
        return VectorOperationError(*error._args)