{ mkDerivation, base, fetchurl, QuickCheck, template-haskell }:
mkDerivation {
  pname = "FenwickTree";
  version = "0.1.2.1";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  enableSeparateDataOutput = true;
  libraryHaskellDepends = [ base QuickCheck template-haskell ];
  testHaskellDepends = [ base QuickCheck template-haskell ];
  homepage = "https://github.com/mgajda/FenwickTree";
  description = "Data structure for fast query and update of cumulative sums";
  license = stdenv.lib.licenses.bsd3;
}