[Haskell-cafe] primitive operations in StateT

[Ivan Lazar Miljenovic]

On 16 April 2013 15:04, Clark Gaebel <cgaebel at uwaterloo.ca> wrote:
> Hi list!
>
> I want to use MVectors in a StateT monad transformer.
>
> How do I do that? StateT isn't a member of 'PrimMonad', and I have no idea
> how to make it one.

You can use Control.Monad.Trans.lift to lift the PrimMonad operations
to PrimMonad m => StateT s m

>
> Regards,
>   - Clark
>
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-- 
Ivan Lazar Miljenovic
Ivan.Miljenovic at gmail.com
http://IvanMiljenovic.wordpress.com