[Haskell-cafe] Re: Doing without IORef

Jinwoo Lee jinwoo68 at gmail.com
Thu Apr 3 21:14:22 EDT 2008

Thanks everyone!
Now I think using IORef is the most practical way to do this.
And Claude, I will look into the article that you mentioned.


On Fri, Apr 4, 2008 at 3:08 AM, Peter Hercek <phercek at gmail.com> wrote:

> Jinwoo Lee wrote:
> > Is there any way in which I can do without IORef in tabHandler and
> > commandLoop (written in red and bold, if you can see)?
> >
> You could just always redefine the key binding for \t with
>  a new closure which contains the updated "pwd" value (or
>  the whole state if you like it more that way). I suppose
>  readline supports key binding redefinition (???).
> But I do not think I like it more that IORef, I rather
>  use IORefs with imperative interfaces  :-)
> Peter.
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Jinwoo Lee
Always remember that you are unique. Just like everyone else.
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