whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. double radius4XS,
    2. double radius3XS,
    3. double radius2XS,
    4. double radiusXS,
    5. double radiusS,
    6. double radiusM,
    7. double radiusL,
    8. double radius3XL,
    )?
)

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( double radius4XS,  double radius3XS,  double radius2XS,  double radiusXS,  double radiusS,  double radiusM,  double radiusL,  double radius3XL)?  $default,) {final _that = this;
switch (_that) {
case _ReownAppKitModalRadiuses() when $default != null:
return $default(_that.radius4XS,_that.radius3XS,_that.radius2XS,_that.radiusXS,_that.radiusS,_that.radiusM,_that.radiusL,_that.radius3XL);case _:
  return null;

}
}