[Haskell-cafe] Wow Monads!
jackhill at jackhill.us
Sat Apr 15 18:43:10 UTC 2017
On Sat, 15 Apr 2017, David McClain wrote:
> It’s been about 15 years on/off since I first looked at Monads. This weekend I finally sat down and really learned what they are, how they work. I found what looks like the
> seminal paper on them by Phil Wadler:
> I’m a pretty heavy Common Lisp guy, going on 30 years with it. I also did tons of SML and OCaml programming. But I only dipped my toe into Haskell a few times.
> What I was looking for was a more in-depth understanding of Monads and how they work. I remember reading that Wadler paper many years ago, and I was intrigued by the conciseness
> of changing the interpreter to do different instrumentation. I was hoping to find a magic bullet like that for my Lisp code. And I noticed that Lisp almost never makes any
> mention of Monads. Surely there is a benefit that could be had…
> Anyone else have Lisp experience using Monads? Did it offer some major enhancements for you?
> - DM
My lisp experience comes mostly from Scheme, but GNU Guix build
tool/package manager has a monad abstraction:
They've even borrowed used >>= notation for bind.
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