whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. String $type,
    2. String? comment,
    3. int? durationInHours,
    4. bool? acknowledgeAccountSubjects,
    5. List<String>? policies,
    6. Map<String, dynamic>? $unknown,
    )?
)

A variant of when that fallback to returning null

It is equivalent to doing:

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

Implementation

@optionalTypeArgs TResult? whenOrNull<TResult extends Object?>(TResult? Function( String $type,  String? comment,  int? durationInHours,  bool? acknowledgeAccountSubjects,  List<String>? policies,  Map<String, dynamic>? $unknown)?  $default,) {final _that = this;
switch (_that) {
case _ModEventTakedown() when $default != null:
return $default(_that.$type,_that.comment,_that.durationInHours,_that.acknowledgeAccountSubjects,_that.policies,_that.$unknown);case _:
  return null;

}
}