@hackage freer-simple1.2.1.0

Implementation of a friendly effect system for Haskell.

An implementation of an effect system for Haskell (a fork of freer-effects), which is based on the work of Oleg Kiselyov et al.:

The key features are:

  • An efficient effect system for Haskell - as a library!

  • Reimplementations of several common Haskell monad transformers as effects.

  • Core components for defining your own Effects.