From 778e5e88025101ab1f9835555d927de3960abe44 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Thu, 17 Aug 2023 21:06:19 +0200
Subject: [PATCH] =?UTF-8?q?ocamlPackages.ocamlformat:=20disable=20old=20ve?=
 =?UTF-8?q?rsions=20for=20OCaml=20=E2=89=A5=205.0?=
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---
 .../development/ocaml-modules/ocamlformat/ocamlformat.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix b/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
index 3ebc179f8601..a2456dbef3b9 100644
--- a/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
+++ b/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
@@ -1,6 +1,7 @@
 { lib
 , callPackage
 , buildDunePackage
+, ocaml
 , re
 , ocamlformat-lib
 , menhir
@@ -8,13 +9,16 @@
 }:
 
 let inherit (callPackage ./generic.nix { inherit version; }) src library_deps;
+in
 
-in buildDunePackage {
+lib.throwIf (lib.versionAtLeast ocaml.version "5.0" && !lib.versionAtLeast version "0.23")
+  "ocamlformat ${version} is not available for OCaml ${ocaml.version}"
+
+buildDunePackage {
   pname = "ocamlformat";
   inherit src version;
 
   minimalOCamlVersion = "4.08";
-  duneVersion = "3";
 
   nativeBuildInputs =
     if lib.versionAtLeast version "0.25.1" then [ ] else [ menhir ];