Portability | non-portable (UnboxedTuples, Rank2Types) |
---|---|

Stability | provisional |

Maintainer | Edward Kmett <ekmett@gmail.com> |

Safe Haskell | Trustworthy |

- traverse :: (Traversable t, Applicative f, Eq a) => (Int -> a) -> (a -> f b) -> t a -> f (t b)
- traverseBy :: (Traversable t, Applicative f) => (a -> a -> Bool) -> (Int -> a) -> (a -> f b) -> t a -> f (t b)
- for :: (Traversable t, Applicative f, Eq a) => (Int -> a) -> t a -> (a -> f b) -> f (t b)
- forBy :: (Traversable t, Applicative f) => (a -> a -> Bool) -> (Int -> a) -> t a -> (a -> f b) -> f (t b)
- sequenceA :: (Traversable t, Applicative f, Eq (f a)) => (Int -> f a) -> t (f a) -> f (t a)
- sequenceByA :: (Traversable t, Applicative f) => (f a -> f a -> Bool) -> (Int -> f a) -> t (f a) -> f (t a)
- mapM :: (Traversable t, Monad m, Eq a) => (Int -> a) -> (a -> m b) -> t a -> m (t b)
- mapByM :: (Traversable t, Monad m) => (a -> a -> Bool) -> (Int -> a) -> (a -> m b) -> t a -> m (t b)
- sequence :: (Traversable t, Monad m, Eq (m a)) => (Int -> m a) -> t (m a) -> m (t a)
- sequenceBy :: (Traversable t, Monad m) => (m a -> m a -> Bool) -> (Int -> m a) -> t (m a) -> m (t a)
- forM :: (Traversable t, Monad m, Eq a) => (Int -> a) -> t a -> (a -> m b) -> m (t b)
- forByM :: (Traversable t, Monad m) => (a -> a -> Bool) -> (Int -> a) -> t a -> (a -> m b) -> m (t b)
- mapSTM :: (Traversable t, Eq a) => (Int -> STM a) -> (a -> STM b) -> t a -> STM (t b)
- mapBySTM :: Traversable t => (a -> a -> STM Bool) -> (Int -> STM a) -> (a -> STM b) -> t a -> STM (t b)
- forSTM :: (Traversable t, Eq a) => (Int -> STM a) -> t a -> (a -> STM b) -> STM (t b)
- forBySTM :: Traversable t => (a -> a -> STM Bool) -> (Int -> STM a) -> t a -> (a -> STM b) -> STM (t b)
- mapAccumL :: (Traversable t, Eq a) => (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)
- mapAccumLBy :: Traversable t => (a -> a -> Bool) -> (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)
- mapAccumR :: (Traversable t, Eq a) => (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)
- mapAccumRBy :: Traversable t => (a -> a -> Bool) -> (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)

# Traversable

## Applicative Traversals

traverse :: (Traversable t, Applicative f, Eq a) => (Int -> a) -> (a -> f b) -> t a -> f (t b)Source

traverseBy :: (Traversable t, Applicative f) => (a -> a -> Bool) -> (Int -> a) -> (a -> f b) -> t a -> f (t b)Source

for :: (Traversable t, Applicative f, Eq a) => (Int -> a) -> t a -> (a -> f b) -> f (t b)Source

forBy :: (Traversable t, Applicative f) => (a -> a -> Bool) -> (Int -> a) -> t a -> (a -> f b) -> f (t b)Source

sequenceA :: (Traversable t, Applicative f, Eq (f a)) => (Int -> f a) -> t (f a) -> f (t a)Source

sequenceByA :: (Traversable t, Applicative f) => (f a -> f a -> Bool) -> (Int -> f a) -> t (f a) -> f (t a)Source

## Monadic traversals

mapByM :: (Traversable t, Monad m) => (a -> a -> Bool) -> (Int -> a) -> (a -> m b) -> t a -> m (t b)Source

sequenceBy :: (Traversable t, Monad m) => (m a -> m a -> Bool) -> (Int -> m a) -> t (m a) -> m (t a)Source

forByM :: (Traversable t, Monad m) => (a -> a -> Bool) -> (Int -> a) -> t a -> (a -> m b) -> m (t b)Source

## STM-based traversals with transactional rollback

mapBySTM :: Traversable t => (a -> a -> STM Bool) -> (Int -> STM a) -> (a -> STM b) -> t a -> STM (t b)Source

forBySTM :: Traversable t => (a -> a -> STM Bool) -> (Int -> STM a) -> t a -> (a -> STM b) -> STM (t b)Source

# Accumulating parameters

mapAccumL :: (Traversable t, Eq a) => (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)Source

mapAccumLBy :: Traversable t => (a -> a -> Bool) -> (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)Source

mapAccumR :: (Traversable t, Eq a) => (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)Source

mapAccumRBy :: Traversable t => (a -> a -> Bool) -> (Int -> a) -> (a -> b -> (a, c)) -> a -> t b -> (a, t c)Source