24 lines
594 B
Python
24 lines
594 B
Python
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"""Typed exceptions raised by user-engine services."""
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from __future__ import annotations
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class UserEngineError(Exception):
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"""Base class for user-engine failures."""
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class AuthorizationDenied(UserEngineError):
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"""Raised when the authorization port denies an operation."""
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class ConflictError(UserEngineError):
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"""Raised when a write would violate a uniqueness constraint."""
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class NotFoundError(UserEngineError):
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"""Raised when a requested domain object does not exist."""
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class ValidationError(UserEngineError):
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"""Raised when input fails domain validation."""
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