{ mkDerivation, base, binary, deepseq, doctest, fetchurl
, genvalidity, genvalidity-hspec, hspec, QuickCheck
}:
mkDerivation {
  pname = "genvalidity-hspec-binary";
  version = "0.1.0.0";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    base binary deepseq genvalidity genvalidity-hspec hspec QuickCheck
  ];
  testHaskellDepends = [ base doctest genvalidity hspec ];
  homepage = "https://github.com/NorfairKing/validity#readme";
  description = "Standard spec's for binary-related Instances";
  license = stdenv.lib.licenses.mit;
}