whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. String plan,
    2. String source,
    3. DateTime? expiresAt,
    4. DateTime? trialExpiresAt,
    5. DateTime? trialStartedAt,
    6. Map<String, dynamic> entitlements,
    7. List<String> grantsApplied,
    8. EntitlementAiModel ai,
    )?
)

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 plan,  String source,  DateTime? expiresAt,  DateTime? trialExpiresAt,  DateTime? trialStartedAt,  Map<String, dynamic> entitlements,  List<String> grantsApplied,  EntitlementAiModel ai)?  $default,) {final _that = this;
switch (_that) {
case _EntitlementModel() when $default != null:
return $default(_that.plan,_that.source,_that.expiresAt,_that.trialExpiresAt,_that.trialStartedAt,_that.entitlements,_that.grantsApplied,_that.ai);case _:
  return null;

}
}