whenOrNull<TResult extends Object?> method

  1. @optionalTypeArgs
TResult? whenOrNull<TResult extends Object?>(
  1. TResult? $default(
    1. ReownAppKitModalColors lightColors,
    2. ReownAppKitModalColors darkColors,
    3. ReownAppKitModalTextStyles textStyles,
    4. ReownAppKitModalRadiuses radiuses,
    )?
)

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( ReownAppKitModalColors lightColors,  ReownAppKitModalColors darkColors,  ReownAppKitModalTextStyles textStyles,  ReownAppKitModalRadiuses radiuses)?  $default,) {final _that = this;
switch (_that) {
case _ReownAppKitModalThemeData() when $default != null:
return $default(_that.lightColors,_that.darkColors,_that.textStyles,_that.radiuses);case _:
  return null;

}
}