{ mkDerivation, base, fetchurl, genvalidity, genvalidity-hspec
, hspec, QuickCheck, scientific, validity, validity-scientific
}:
mkDerivation {
  pname = "genvalidity-scientific";
  version = "0.1.0.0";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    base genvalidity QuickCheck scientific validity validity-scientific
  ];
  testHaskellDepends = [
    base genvalidity genvalidity-hspec hspec QuickCheck scientific
  ];
  homepage = "https://github.com/NorfairKing/validity#readme";
  description = "GenValidity support for Scientific";
  license = stdenv.lib.licenses.mit;
}