otherwise method
Implementation
void otherwise(
void Function(MessageHandlerBuilder<M>) buildOtherwise, {
String? label,
}) {
var otherwiseBuilder = MessageHandlerBuilder<M>._(_forState, _messageName);
buildOtherwise(otherwiseBuilder);
_conditions.add(_MessageConditionWithContext(
(msgCtx, msg, ctx) => true,
otherwiseBuilder._handler!,
label,
));
}