[Haskell-cafe] Where is `newTVarIO` defined ?

Ross Mellgren rmm-haskell at z.odi.ac
Tue Nov 24 18:12:35 EST 2009


Control.Concurrent.STM

On Nov 24, 2009, at 6:11 PM, zaxis wrote:

>
> I cannot hoogle it. It appears in Pugs:
>
> run' ("-d":rest)                 = do
>    info <- fmap Just (io $ newTVarIO Map.empty)
>    let ?debugInfo = info
>    run' rest
>
> Sincerely!
>
> -----
> fac n = foldr (*) 1 [1..n]
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>
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