{ mkDerivation, base, criterion, groups, semigroupoids, semigroups
, stdenv
}:
mkDerivation {
  pname = "monoid-extras";
  version = "0.4.2";
  sha256 = "deadbeef";
  libraryHaskellDepends = [ base groups semigroupoids semigroups ];
  benchmarkHaskellDepends = [ base criterion ];
  description = "Various extra monoid-related definitions and utilities";
  license = stdenv.lib.licenses.bsd3;
}