[Haskell-cafe] learning advanced haskell

[John Lato]

> From: Neil Brown <nccb2 at kent.ac.uk>
>
> For example, if you find yourself writing the Nth boilerplate function
> that pattern-matches all cases in your ADT just to apply a function in
> its sub-types, that's when you'll want some form of generic programming
> like SYB.  And by that point you'll understand one of the problems that
> generic programming solves, which is halfway towards understanding the
> techniques themselves.

This is probably the most approachable description of generic
programming I've seen.  Every generic framework should have a
paragraph like this on the front page of the docs.

John