nixpkgs/pkgs/development/ocaml-modules/stringext/default.nix

{ lib, fetchurl, ocaml, buildDunePackage, ounit, qtest
# Optionally enable tests; test script use OCaml-4.01+ features
, doCheck ? lib.versionAtLeast ocaml.version "4.08"
}:

let version = "1.6.0"; in

buildDunePackage {
  pname = "stringext";
  version = version;
  useDune2 = true;
  src = fetchurl {
    url = "https://github.com/rgrinberg/stringext/releases/download/${version}/stringext-${version}.tbz";
    sha256 = "1sh6nafi3i9773j5mlwwz3kxfzdjzsfqj2qibxhigawy5vazahfv";
  };

  checkInputs = [ ounit qtest ];
  inherit doCheck;

  meta = {
    homepage = "https://github.com/rgrinberg/stringext";
    description = "Extra string functions for OCaml";
    license = lib.licenses.mit;
    maintainers = with lib.maintainers; [ vbgl ];
  };
}