Yet another custom Prelude.

psi/ψ is just another custom Haskell prelude. It is inspired by Ambiata's p and has the same focus on promoting use of safe constructs and avoidance of partial functions.

ψ

psi/ψ is just another custom Haskell prelude. It is inspired by Ambiata's p and has the same focus on promoting use of safe constructs and avoidance of partial functions, but differs in approach. Most significantly, ψ follows the Haskell package versioning policy and is intended for release on Hackage.