maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  1. TResult $default(
    1. TokenType type,
    2. String? name,
    3. Address? address
    )?, {
  2. TResult card(
    1. CardTokenParams params
    )?,
  3. TResult bankAccount(
    1. BankAccountTokenParams params
    )?,
  4. TResult pii(
    1. PIITokenParams params
    )?,
  5. required TResult orElse(),
})

A variant of when that fallback to an orElse callback.

It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case _:
    return orElse();
}

Implementation

@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( TokenType type,  String? name,  Address? address)?  $default,{TResult Function( CardTokenParams params)?  card,TResult Function( BankAccountTokenParams params)?  bankAccount,TResult Function( PIITokenParams params)?  pii,required TResult orElse(),}) {final _that = this;
switch (_that) {
case _CreateTokenParamsLegacy() when $default != null:
return $default(_that.type,_that.name,_that.address);case _CreateTokenParamsCard() when card != null:
return card(_that.params);case _CreateTokenParamsBankAccount() when bankAccount != null:
return bankAccount(_that.params);case _CreateTokenParamsPII() when pii != null:
return pii(_that.params);case _:
  return orElse();

}
}