whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. String keyId,
    2. String? name,
    3. bool? enabled,
    4. int? remaining,
    5. Map<String, dynamic>? metadata,
    )?
)

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 keyId,  String? name,  bool? enabled,  int? remaining,  Map<String, dynamic>? metadata)?  $default,) {final _that = this;
switch (_that) {
case _UpdateApiKeyBody() when $default != null:
return $default(_that.keyId,_that.name,_that.enabled,_that.remaining,_that.metadata);case _:
  return null;

}
}