rando-0.0.0.1: src/Rando.hs

module Rando (
     pickOne
   ) where

import System.Random.TF.Init
import System.Random.TF.Instances

pickOne :: [x] -> IO x
pickOne l = do
   g <- newTFGen
   let (ix, _) = randomR (0, (length::[a]->Int) l - 1) g
   pure $ l !! ix