I'm not shure but I think there is a faulty implementation in Listing 8.9. Asynchronous version of showStudent. The implementation of `then` only pay attention for Promises. But what if when we have a `Nothing` container which comes from map or lift.
I'm not shure but I think there is a faulty implementation in Listing 8.9. Asynchronous version of showStudent.
The implementation of
thenonly pay attention for Promises. But what if when we have aNothingcontainer which comes from map or lift.