FaultFromException.cs

        private XmlElement FaultFromException(Exception exception)
            => (exception is TargetInvocationException targetInvocationException)
                ? FaultFromException(targetInvocationException.InnerException)
                : (exception is SonosException sonosException)
                    ? XmlElementFromFault(new SoapFault
                        {
                            FaultCode = sonosException.FaultCode,
                            FaultString = sonosException.FaultString,
                            Detail = sonosException.Detail
                        })
                    : XmlElementFromFault(new SoapFault
                        {
                            FaultCode = SonosException.ServiceUnknownError,
                            FaultString = $"{exception.GetType().Name}: '{exception.Message}'",
                            Detail = exception.ToString()
                        });