{ mkDerivation, base, fetchurl, MonadPrompt, mtl, random-source
, transformers
}:
mkDerivation {
  pname = "rvar";
  version = "0.2.0.3";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    base MonadPrompt mtl random-source transformers
  ];
  homepage = "https://github.com/mokus0/random-fu";
  description = "Random Variables";
  license = stdenv.lib.licenses.publicDomain;
}