[Haskell-cafe] Re: Haskell w/ delimited continuations
derek.a.elkins at gmail.com
Fri Feb 22 16:45:02 EST 2008
On Fri, 2008-02-22 at 14:27 -0800, Taral wrote:
> On 2/22/08, Taral <taralx at gmail.com> wrote:
> > reset :: (Prompt r -> r) -> r
> > shift :: Prompt r -> ((a -> _) -> r) -> a
> The point of the question is about shift/reset with *these types*. I
> know there are implementations with other types.
Nothing but sanity is stopping you. If you make a new language, you can
do whatever you like. However, with shift and reset you can represent
any effect, so you would utterly lose purity.
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