{ mkDerivation, base, fetchurl, ghc-prim }:
mkDerivation {
  pname = "type-operators";
  version = "0.1.0.4";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [ base ghc-prim ];
  homepage = "https://github.com/Shou/type-operators#readme";
  description = "Various type-level operators";
  license = stdenv.lib.licenses.bsd3;
}