when<TResult extends Object?> method Null safety

  1. @optionalTypeArgs
TResult when<TResult extends Object?>(
  1. {required TResult set(
    1. SubscriptionStateUpdate? subscriptionState
    )}
)
inherited

Implementation

@optionalTypeArgs
TResult when<TResult extends Object?>({
  required TResult Function(SubscriptionStateUpdate? subscriptionState) set,
}) =>
    throw _privateConstructorUsedError;