Source code for eventbus.domain.exceptions

# -*- coding: utf-8 -*-

[docs]class DomainEventError(Exception):
    """Base eventsourcing exception."""




[docs]class TopicResolutionError(DomainEventError):
    """Raised when unable to resolve a topic to a Python class."""




[docs]class ConsistencyError(DomainEventError):
    """Raised when applying an event stream to a versioned entity."""




[docs]class MismatchedOriginatorError(ConsistencyError):
    """Raised when applying an event to an inappropriate object."""




[docs]class OriginatorIDError(MismatchedOriginatorError):
    """Raised when applying an event to the wrong entity or aggregate."""




[docs]class OriginatorVersionError(MismatchedOriginatorError):
    """Raised when applying an event to the wrong version of an entity or aggregate."""




[docs]class EntityIsDiscarded(AssertionError):
    """Raised when access to a recently discarded entity object is attempted."""




[docs]class EncoderTypeError(TypeError):
    pass