maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  1. TResult $default(
    1. String id,
    2. String topicId,
    3. String? bookId,
    4. int chunkIndex,
    5. String content,
    6. int? pageNumber,
    7. int? tokenCount,
    8. Map<String, dynamic> metadata,
    )?, {
  2. required TResult orElse(),
})

A variant of when that fallback to an orElse callback.

It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case _:
    return orElse();
}

Implementation

@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( String id,  String topicId,  String? bookId,  int chunkIndex,  String content,  int? pageNumber,  int? tokenCount,  Map<String, dynamic> metadata)?  $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _ContentChunk() when $default != null:
return $default(_that.id,_that.topicId,_that.bookId,_that.chunkIndex,_that.content,_that.pageNumber,_that.tokenCount,_that.metadata);case _:
  return orElse();

}
}