func (d *SerialDispatcher) DispatchOptional(cmd interface{}) (err error) {
	d.mutex.RLock()
	defer d.mutex.RUnlock()

	err = d.Dispatch(cmd)
	switch err.(type) {
	case *NoHandlerFoundError:
		return nil
	default:
		return err
	}
}
func (d *SerialDispatcher) DispatchOptional(cmd interface{}) (err error) {
	d.mutex.RLock()
	defer d.mutex.RUnlock()

	err = d.Dispatch(cmd)
	switch err.(type) {
	case *NoHandlerFoundError:
		return nil
	default:
		return err
	}
}
func ( d * SerialDispatcher ) DispatchOptional ( cmd interface { } ) ( err error ) { d . mutex . RLock ( ) defer d . mutex . RUnlock ( ) err = d . Dispatch ( cmd ) switch err . ( type ) { case * NoHandlerFoundError : return nil default : return err } }
// DispatchOptional implements `Dispatcher.DispatchOptional`
DispatchOptional implements Dispatcher . DispatchOptional