{ cabal, newtype }: cabal.mkDerivation (self: { pname = "constraints"; version = "0.3.4.1"; sha256 = "13jxh2cgcfyiqhx7j5063k8k60wz9h4hd5lf2mw2skbcryg6csmb"; buildDepends = [ newtype ]; meta = { homepage = "http://github.com/ekmett/constraints/"; description = "Constraint manipulation"; license = self.stdenv.lib.licenses.bsd3; platforms = self.ghc.meta.platforms; maintainers = [ self.stdenv.lib.maintainers.andres ]; }; })