when<TResult extends Object?> method

  1. @optionalTypeArgs
TResult when<TResult extends Object?>(
  1. TResult $default(
    1. String $type,
    2. @JsonKey.new(toJson: iso8601) DateTime createdAt,
    3. String attemptId,
    4. @AgeAssuranceEventStatusConverter() AgeAssuranceEventStatus status,
    5. @AccessConverter() Access? access,
    6. String? countryCode,
    7. String? regionCode,
    8. String? initIp,
    9. String? initUa,
    10. String? completeIp,
    11. String? completeUa,
    12. Map<String, dynamic>? $unknown,
    )
)

A switch-like method, using callbacks.

As opposed to map, this offers destructuring. It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case Subclass2(:final field2):
    return ...;
}

Implementation

@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( String $type, @JsonKey(toJson: iso8601)  DateTime createdAt,  String attemptId, @AgeAssuranceEventStatusConverter()  AgeAssuranceEventStatus status, @AccessConverter()  Access? access,  String? countryCode,  String? regionCode,  String? initIp,  String? initUa,  String? completeIp,  String? completeUa,  Map<String, dynamic>? $unknown)  $default,) {final _that = this;
switch (_that) {
case _AgeAssuranceEvent():
return $default(_that.$type,_that.createdAt,_that.attemptId,_that.status,_that.access,_that.countryCode,_that.regionCode,_that.initIp,_that.initUa,_that.completeIp,_that.completeUa,_that.$unknown);case _:
  throw StateError('Unexpected subclass');

}
}