maybeWhen<T>  method 
      
T
maybeWhen<T>({  
    
    
- T? rank()?,
- T? recent()?,
- required T orElse(),
Implementation
T maybeWhen<T>({
  T? Function()? rank,
  T? Function()? recent,
  required T Function() orElse,
}) =>
    {
      SearchOrder.rank: rank,
      SearchOrder.recent: recent,
    }[this]
        ?.call() ??
    orElse();