maybeWhen<TResult extends Object?> method

  1. @optionalTypeArgs
TResult maybeWhen<TResult extends Object?>(
  1. TResult $default(
    1. ExpressPaymentNethodEnabled? applePay,
    2. ExpressPaymentNethodEnabled? googlePay,
    3. ExpressPaymentNethodEnabled? paypal,
    4. ExpressPaymentNethodEnabled? link,
    5. ExpressPaymentNethodEnabled? amazonPay,
    )?, {
  2. 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( ExpressPaymentNethodEnabled? applePay,  ExpressPaymentNethodEnabled? googlePay,  ExpressPaymentNethodEnabled? paypal,  ExpressPaymentNethodEnabled? link,  ExpressPaymentNethodEnabled? amazonPay)?  $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _ExpressCheckoutPaymentMethods() when $default != null:
return $default(_that.applePay,_that.googlePay,_that.paypal,_that.link,_that.amazonPay);case _:
  return orElse();

}
}