maybeWhen<TResult extends Object?> method

TResult maybeWhen<TResult extends Object?>(
  1. TResult callback(
    1. List<UpdatedBook> updates,
    2. int? total,
    3. int page,
    4. int pageSize,
    )?, {
  2. required TResult orElse(),
})

Invoke the original callback when supplied, otherwise use orElse.

Implementation

TResult maybeWhen<TResult extends Object?>(
  TResult Function(
    List<UpdatedBook> updates,
    int? total,
    int page,
    int pageSize,
  )?
  callback, {
  required TResult Function() orElse,
}) => callback == null ? orElse() : callback(updates, total, page, pageSize);