Copyright | (C) 2012 Edward Kmett |
---|---|
License | BSD-style (see the file LICENSE) |
Maintainer | Edward Kmett <ekmett@gmail.com> |
Stability | provisional |
Portability | Rank-2 Types |
Safe Haskell | Safe |
Language | Haskell2010 |
Data.Machine.Source
Contents
Description
- type Source b = forall k. Machine k b
- type SourceT m b = forall k. MachineT m k b
- source :: Foldable f => f b -> Source b
- repeated :: o -> Source o
- cycled :: Foldable f => f b -> Source b
- cap :: Process a b -> Source a -> Source b
- iterated :: (a -> a) -> a -> Source a
- replicated :: Int -> a -> Source a
- enumerateFromTo :: (Enum a, Eq a) => a -> a -> Source a
Sources
type SourceT m b = forall k. MachineT m k b Source
A SourceT
never reads from its inputs, but may have monadic side-effects.
iterated :: (a -> a) -> a -> Source a Source
iterated
f x
returns an infinite source of repeated applications
of f
to x
replicated :: Int -> a -> Source a Source
replicated
n x
is a source of x
emitted n
time(s)