maybeWhen<TResult extends Object?> method
- @optionalTypeArgs
- TResult user()?,
- TResult list()?,
- TResult labeler()?,
- 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( ModerationCauseSourceUser data)? user,TResult Function( ModerationCauseSourceList data)? list,TResult Function( ModerationCauseSourceLabeler data)? labeler,required TResult orElse(),}) {final _that = this;
switch (_that) {
case UModerationCauseSourceUser() when user != null:
return user(_that.data);case UModerationCauseSourceList() when list != null:
return list(_that.data);case UModerationCauseSourceLabeler() when labeler != null:
return labeler(_that.data);case _:
return orElse();
}
}