{ stdenv, lib, fetchFromGitHub, ocaml, findlib, gen, ppx_tools_versioned, ocaml-migrate-parsetree }: if !lib.versionAtLeast ocaml.version "4.02" then throw "sedlex is not available for OCaml ${ocaml.version}" else stdenv.mkDerivation rec { pname = "ocaml${ocaml.version}-sedlex"; version = "1.99.5"; src = fetchFromGitHub { owner = "ocaml-community"; repo = "sedlex"; rev = "fb84e1766fc4b29e79ec40029ffee5cdb37b392f"; sha256 = "sha256-VhzlDTYBFXgKWT69PqZYLuHkiaDwzhmyX2XfaqzHFl4="; }; nativeBuildInputs = [ ocaml findlib ]; propagatedBuildInputs = [ gen ocaml-migrate-parsetree ppx_tools_versioned ]; strictDeps = true; buildFlags = [ "all" "opt" ]; createFindlibDestdir = true; dontStrip = true; meta = { homepage = "https://github.com/ocaml-community/sedlex"; description = "An OCaml lexer generator for Unicode"; license = lib.licenses.mit; inherit (ocaml.meta) platforms; maintainers = [ lib.maintainers.vbgl ]; }; }