Pha.Effects.Random

type RNG = FProxy Rng

randomNumber :: forall r. Run (rng :: RNG | r) Number

generate a random number in the range [0, 1)

randomInt :: forall r. Int -> Run (rng :: RNG | r) Int

generate a random integer in the range [0, n - 1]

randomBool :: forall r. Run (rng :: RNG | r) Boolean

generate a random boolean

shuffle :: forall r a. Array a -> Run (rng :: RNG | r) (Array a)

randomly shuffle an array

sample :: forall r a. Array a -> Run (rng :: RNG | r) (Maybe a)

randomly select an element from the array

interpretRng :: forall r. Run (aff :: AFF, rng :: RNG | r) Unit -> Run (aff :: AFF | r) Unit

default implementation for random effects

data Rng a

Constructors

• RngInt Int (Int -> a)
• RngNumber (Number -> a)

Instances

• Functor Rng