Safe Haskell	Safe
Language	Haskell2010

Test.Framework.Seed

Synopsis

data Seed
- = FixedSeed Int
- | RandomSeed
newSeededStdGen :: Seed -> IO (StdGen, Int)
newStdGenWithKnownSeed :: IO (StdGen, Int)

Documentation

data Seed #

Constructors

FixedSeed Int
RandomSeed

Instances

Read Seed #
Instance details Defined in Test.Framework.Seed Methods readsPrec :: Int -> ReadS Seed # readList :: ReadS [Seed] # readPrec :: ReadPrec Seed # readListPrec :: ReadPrec [Seed] #
Show Seed #
Instance details Defined in Test.Framework.Seed Methods showsPrec :: Int -> Seed -> ShowS # show :: Seed -> String # showList :: [Seed] -> ShowS #

newSeededStdGen :: Seed -> IO (StdGen, Int) #

Given a Seed, returns a new random number generator based on that seed and the actual numeric seed that was used to build that generator, so it can be recreated.

newStdGenWithKnownSeed :: IO (StdGen, Int) #