| Safe Haskell | Safe |
|---|---|
| Language | Haskell98 |
Control.Exception.Pure
Description
Catch exceptions produced in pure code
- catchPureErrors :: a -> IO (Either String a)
- catchPureErrorsSafe :: a -> IO (Either String a)
Documentation
catchPureErrors :: a -> IO (Either String a)
Evaluate to weak head normal form and catch exceptions which can be raised by errors in pure computation. See also the Test.ChasingBottoms.IsBottom module in ChasingBottoms package.
catchPureErrorsSafe :: a -> IO (Either String a)
Make sure that the error message is a concrete String.