Fabio Luz fabioluz

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parsonsmatt / prismatic.hs

Created June 5, 2018 20:49

I figured out a nice way to pluck exceptions out of a constraint!

	{-# LANGUAGE ConstraintKinds #-}
	{-# LANGUAGE DeriveGeneric #-}
	{-# LANGUAGE FlexibleContexts #-}
	{-# LANGUAGE FlexibleInstances #-}
	{-# LANGUAGE MultiParamTypeClasses #-}
	{-# LANGUAGE PartialTypeSignatures #-}
	{-# LANGUAGE TemplateHaskell #-}
	{-# LANGUAGE TypeApplications #-}
	{-# LANGUAGE TypeFamilies #-}