whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. String id,
    2. String token,
    3. DateTime expiresAt,
    4. DateTime? createdAt,
    5. DateTime? updatedAt,
    6. String? ipAddress,
    7. String? userAgent,
    8. String userId,
    9. String? impersonatedBy,
    10. String? activeOrganizationId,
    )?
)

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 id,  String token,  DateTime expiresAt,  DateTime? createdAt,  DateTime? updatedAt,  String? ipAddress,  String? userAgent,  String userId,  String? impersonatedBy,  String? activeOrganizationId)?  $default,) {final _that = this;
switch (_that) {
case _Session() when $default != null:
return $default(_that.id,_that.token,_that.expiresAt,_that.createdAt,_that.updatedAt,_that.ipAddress,_that.userAgent,_that.userId,_that.impersonatedBy,_that.activeOrganizationId);case _:
  return null;

}
}