# freer-simple: 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.

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## Downloads

- freer-simple-1.2.1.2.tar.gz [browse] (Cabal source package)
- Package description (as included in the package)

#### Maintainer's Corner

For package maintainers and hackage trustees

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Versions [RSS] | 1.0.0.0, 1.0.1.0, 1.0.1.1, 1.1.0.0, 1.2.0.0, 1.2.1.0, 1.2.1.1, 1.2.1.2 |
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Change log | CHANGELOG.md |

Dependencies | base (>=4.9 && <5), freer-simple, natural-transformation (>=0.2), template-haskell (>=2.11 && <2.19), transformers-base [details] |

License | BSD-3-Clause |

Copyright | 2016 Allele Dev; 2017 Ixperta Solutions s.r.o.; 2017 Alexis King |

Author | Allele Dev, Ixcom Core Team, Alexis King, and other contributors |

Maintainer | Alexis King <lexi.lambda@gmail.com> |

Category | Control |

Home page | https://github.com/lexi-lambda/freer-simple |

Bug tracker | https://github.com/lexi-lambda/freer-simple/issues |

Source repo | head: git clone https://github.com/lexi-lambda/freer-simple |

Uploaded | by lexi_lambda at 2022-01-07T20:29:11Z |

Distributions | LTSHaskell:1.2.1.2, NixOS:1.2.1.2 |

Reverse Dependencies | 10 direct, 2 indirect [details] |

Executables | freer-simple-examples |

Downloads | 8381 total (81 in the last 30 days) |

Rating | 2.0 (votes: 1) [estimated by Bayesian average] |

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Status | Docs available [build log] Last success reported on 2022-01-07 [all 1 reports] |