119 lines
4.0 KiB
Python
119 lines
4.0 KiB
Python
import typing
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from open_feature.exception.error_code import ErrorCode
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class OpenFeatureError(Exception):
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"""
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A generic open feature exception, this exception should not be raised. Instead
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the more specific exceptions extending this one should be used.
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"""
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def __init__(
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self, error_code: ErrorCode, error_message: typing.Optional[str] = None
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):
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"""
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Constructor for the generic OpenFeatureError.
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@param error_message: an optional string message representing why the
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error has been raised
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@param error_code: the ErrorCode string enum value for the type of error
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"""
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self.error_message = error_message
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self.error_code = error_code
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class FlagNotFoundError(OpenFeatureError):
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"""
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This exception should be raised when the provider cannot find a flag with the
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key provided by the user.
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"""
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def __init__(self, error_message: typing.Optional[str] = None):
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"""
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Constructor for the FlagNotFoundError. The error code for
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this type of exception is ErrorCode.FLAG_NOT_FOUND.
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@param error_message: an optional string message representing
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why the error has been raised
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"""
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super().__init__(ErrorCode.FLAG_NOT_FOUND, error_message)
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class GeneralError(OpenFeatureError):
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"""
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This exception should be raised when the for an exception within the open
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feature python sdk.
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"""
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def __init__(self, error_message: typing.Optional[str] = None):
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"""
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Constructor for the GeneralError. The error code for this type of exception
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is ErrorCode.GENERAL.
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@param error_message: an optional string message representing why the error
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has been raised
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"""
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super().__init__(ErrorCode.GENERAL, error_message)
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class ParseError(OpenFeatureError):
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"""
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This exception should be raised when the flag returned by the provider cannot
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be parsed into a FlagEvaluationDetails object.
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"""
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def __init__(self, error_message: typing.Optional[str] = None):
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"""
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Constructor for the ParseError. The error code for this type of exception
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is ErrorCode.PARSE_ERROR.
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@param error_message: an optional string message representing why the
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error has been raised
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"""
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super().__init__(ErrorCode.PARSE_ERROR, error_message)
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class TypeMismatchError(OpenFeatureError):
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"""
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This exception should be raised when the flag returned by the provider does
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not match the type requested by the user.
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"""
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def __init__(self, error_message: typing.Optional[str] = None):
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"""
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Constructor for the TypeMismatchError. The error code for this type of
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exception is ErrorCode.TYPE_MISMATCH.
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@param error_message: an optional string message representing why the
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error has been raised
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"""
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super().__init__(ErrorCode.TYPE_MISMATCH, error_message)
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class TargetingKeyMissingError(OpenFeatureError):
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"""
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This exception should be raised when the provider requires a targeting key
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but one was not provided in the evaluation context.
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"""
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def __init__(self, error_message: typing.Optional[str] = None):
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"""
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Constructor for the TargetingKeyMissingError. The error code for this type of
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exception is ErrorCode.TARGETING_KEY_MISSING.
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@param error_message: a string message representing why the error has been
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raised
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"""
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super().__init__(ErrorCode.TARGETING_KEY_MISSING, error_message)
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class InvalidContextError(OpenFeatureError):
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"""
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This exception should be raised when the evaluation context does not meet provider
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requirements.
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"""
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def __init__(self, error_message: typing.Optional[str]):
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"""
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Constructor for the InvalidContextError. The error code for this type of
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exception is ErrorCode.INVALID_CONTEXT.
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@param error_message: a string message representing why the error has been
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raised
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"""
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super().__init__(ErrorCode.INVALID_CONTEXT, error_message)
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