whenOrNull<TResult extends Object?> method
TResult?
whenOrNull<TResult extends Object?>(
- TResult? $default(
- ReownAppKitModalColors lightColors,
- ReownAppKitModalColors darkColors,
- ReownAppKitModalTextStyles textStyles,
- 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;
}
}