Treating callbacks as monads is literally the definition of promises. If that code does the same thing it did in 2011 when I last looked at livescript, that's n

Treating callbacks as monads is literally the definition of promises. If that code does the same thing it did in 2011 when I last looked at livescript, that's not treating callbacks as monads, thats just borrowing a syntax that Haskell uses for monads and using it for callbacks.