[Haskell-beginners] IO String inside a CmdArgs data

[Kamil Stachowski]

@Daniel Fischer
Thanks for the offer, it's very kind of you, but I'm afraid I'll just need
to try to understand monads for the hundredth time :/

@Brent Yorgey
Ah, thank you! But that would be the unsafe way, right? I think I should try
to do it the "right" way, but I'm sure this'll come in handy when I get
lost.


On 14 January 2011 20:00, Brent Yorgey <byorgey at seas.upenn.edu> wrote:

> On Fri, Jan 14, 2011 at 07:41:07PM +0100, Daniel Fischer wrote:
> >
> > b) if you absolutely have to have ftConf as a top-level name and it is
> safe
> > here:
> >
> > import System.IO.Unsafe (unsafePerformIO)
> >
> > {-# NOINLINE ftConf #-}
> > ftConf :: FuzzyTimeConf
> > ftConf = unsafePerformIO $ do
> >   now <- getClockTime
> >   return $ FuzzyTimeConf { time = convert now }
>
> There's already a Hackage package to accomplish this:
>
>  http://hackage.haskell.org/package/acme-now
>
> =)
>
> -Brent
>
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