{ cabal, transformers }: cabal.mkDerivation (self: { pname = "mtl"; version = "2.0.1.0"; sha256 = "1w6jpzyl08mringnd6gxwcl3y9q506r240vm1sv0aacml1hy8szk"; buildDepends = [ transformers ]; meta = { description = "Monad classes, using functional dependencies"; license = self.stdenv.lib.licenses.bsd3; platforms = self.ghc.meta.platforms; maintainers = [ self.stdenv.lib.maintainers.andres ]; }; })