Control.Arrow.ArrowExc

The exception arrow class

Documentation

class (Arrow a, ArrowChoice a, ArrowZero a, ArrowIO a) => ArrowExc a where

Minimal complete definition

tryA

Methods

tryA :: a b c -> a b (Either SomeException c)

catchA :: a b c -> a SomeException c -> a b c

Instances

ArrowExc IOLA

ArrowExc (IOSLA s)