[Haskell-cafe] state monad transformer that adds or combines state

Dennis Raddle dennis.raddle at gmail.com
Tue May 15 21:29:09 UTC 2018

I'm not sure what happens if I apply a StateT to an existing State or
StateT monad. Not sure how 'get' and 'put' would function, or if I would
need to lift get and put to choose which state to access.


On Tue, May 15, 2018 at 12:49 AM, Francesco Ariis <fa-ml at ariis.it> wrote:

> On Mon, May 14, 2018 at 10:27:19PM -0700, Dennis Raddle wrote:
> > In local computations, I may want to use some additional state. Is there
> a
> > way to add a little extra state temporarily?
> Would StateT work (in general, taking advantage of what transformers
> have to offer)?
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