whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. Addresses? address,
    2. String? createdAt,
    3. String? displayName,
    4. String? email,
    5. String? firstName,
    6. String? id,
    7. String? lastName,
    8. String? phone,
    9. List<String>? tags,
    10. Address? defaultAddress,
    )?
)

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( Addresses? address,  String? createdAt,  String? displayName,  String? email,  String? firstName,  String? id,  String? lastName,  String? phone,  List<String>? tags,  Address? defaultAddress)?  $default,) {final _that = this;
switch (_that) {
case _ShopifyUser() when $default != null:
return $default(_that.address,_that.createdAt,_that.displayName,_that.email,_that.firstName,_that.id,_that.lastName,_that.phone,_that.tags,_that.defaultAddress);case _:
  return null;

}
}