when<TResult extends Object?> method

  1. @optionalTypeArgs
TResult when<TResult extends Object?>(
  1. TResult $default(
    1. CardElementClasses? classes,
    2. dynamic style,
    3. String? value,
    4. bool? hidePostalCode,
    5. CardElementIconStyle? iconStyle,
    6. bool? hideIcon,
    7. bool? disabled,
    )
)

A switch-like method, using callbacks.

As opposed to map, this offers destructuring. It is equivalent to doing:

switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case Subclass2(:final field2):
    return ...;
}

Implementation

@optionalTypeArgs TResult when<TResult extends Object?>(TResult Function( CardElementClasses? classes,  dynamic style,  String? value,  bool? hidePostalCode,  CardElementIconStyle? iconStyle,  bool? hideIcon,  bool? disabled)  $default,) {final _that = this;
switch (_that) {
case _CardElementOptions():
return $default(_that.classes,_that.style,_that.value,_that.hidePostalCode,_that.iconStyle,_that.hideIcon,_that.disabled);case _:
  throw StateError('Unexpected subclass');

}
}