valor: Simple general structured validation library

This is a package candidate release! Here you can preview how this package release will appear once published to the main package index (which can be accomplished via the 'maintain' link below). Please note that once a package has been published to the main package index it cannot be undone! Please consult the package uploading documentation for more information.

[maintain] [Publish]

Please see the README on GitHub at

[Skip to Readme]


Change log
Dependencies base (>=4.7 && <5), text, transformers [details]
License MIT
Copyright 2018 Luka Hadžiegrić
Author Luka Hadžiegrić
Category Validation
Home page
Bug tracker
Source repo head: git clone
Uploaded by LukaHadziegric at 2018-06-18T11:54:29Z




Maintainer's Corner

For package maintainers and hackage trustees

Readme for valor-

[back to package description]

Valor Logo


General, simple and easy to use structured validation library that gives you control over the error and input types.


Currently there are a few validation libraries out there, most notably forma and digestive-functors. They are acceptable but they are mostly geard towards the web. Even with that in mind, I find them a bit impractical to use so I've decided to make a validation library of my own.

In no particular order here are the main problems I have with them: