class AliasInTrashError(Exception):
    """raised when alias is deleted before """

    pass


class DirectoryInTrashError(Exception):
    """raised when a directory is deleted before """

    pass


class SubdomainInTrashError(Exception):
    """raised when a subdomain is deleted before """

    pass


class CannotCreateContactForReverseAlias(Exception):
    """raised when a contact is created that has website_email=reverse_alias of another contact"""

    pass


class NonReverseAliasInReplyPhase(Exception):
    """raised when a non reverse-alias is used during a reply phase"""

    pass