From 589e4a2bb246f08b083beecb383172f2529b7f42 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Mon, 9 Jan 2023 10:34:06 +0100
Subject: [PATCH] ocamlPackages.graphql: use dune 3

---
 pkgs/development/ocaml-modules/graphql/cohttp.nix  | 2 +-
 pkgs/development/ocaml-modules/graphql/default.nix | 2 ++
 pkgs/development/ocaml-modules/graphql/lwt.nix     | 2 ++
 pkgs/development/ocaml-modules/graphql/parser.nix  | 1 +
 4 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/ocaml-modules/graphql/cohttp.nix b/pkgs/development/ocaml-modules/graphql/cohttp.nix
index 09f4757041af..c96b762189d6 100644
--- a/pkgs/development/ocaml-modules/graphql/cohttp.nix
+++ b/pkgs/development/ocaml-modules/graphql/cohttp.nix
@@ -8,7 +8,7 @@ buildDunePackage rec {
 
   inherit (graphql) version src;
 
-  useDune2 = true;
+  duneVersion = "3";
 
   nativeBuildInputs = [ ocaml-crunch ];
   propagatedBuildInputs = [ astring cohttp digestif graphql ocplib-endian ];
diff --git a/pkgs/development/ocaml-modules/graphql/default.nix b/pkgs/development/ocaml-modules/graphql/default.nix
index 5bf61789e83a..679d89f44b10 100644
--- a/pkgs/development/ocaml-modules/graphql/default.nix
+++ b/pkgs/development/ocaml-modules/graphql/default.nix
@@ -5,6 +5,8 @@ buildDunePackage rec {
 
   inherit (graphql_parser) version src;
 
+  duneVersion = "3";
+
   propagatedBuildInputs = [ graphql_parser rresult yojson ];
 
   checkInputs = [ alcotest ];
diff --git a/pkgs/development/ocaml-modules/graphql/lwt.nix b/pkgs/development/ocaml-modules/graphql/lwt.nix
index 8fd6abfb8fb4..cbdcba64abb4 100644
--- a/pkgs/development/ocaml-modules/graphql/lwt.nix
+++ b/pkgs/development/ocaml-modules/graphql/lwt.nix
@@ -5,6 +5,8 @@ buildDunePackage rec {
 
   inherit (graphql) version src;
 
+  duneVersion = "3";
+
   propagatedBuildInputs = [ graphql ocaml_lwt ];
 
   checkInputs = [ alcotest ];
diff --git a/pkgs/development/ocaml-modules/graphql/parser.nix b/pkgs/development/ocaml-modules/graphql/parser.nix
index ce953a68b3c2..4042e65772bc 100644
--- a/pkgs/development/ocaml-modules/graphql/parser.nix
+++ b/pkgs/development/ocaml-modules/graphql/parser.nix
@@ -5,6 +5,7 @@ buildDunePackage rec {
   version = "0.14.0";
 
   minimalOCamlVersion = "4.08";
+  duneVersion = "3";
 
   src = fetchurl {
     url = "https://github.com/andreas/ocaml-graphql-server/releases/download/${version}/graphql-${version}.tbz";