From a09c39f80cb05021dee36a55964a67e2cc142db0 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Sun, 1 Apr 2018 05:34:40 +0000
Subject: [PATCH] ocamlPackages.js_of_ocaml-lwt: init at 3.1.0

---
 pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix | 16 ++++++++++++++++
 pkgs/top-level/ocaml-packages.nix                |  2 ++
 2 files changed, 18 insertions(+)
 create mode 100644 pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix

diff --git a/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix b/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix
new file mode 100644
index 000000000000..31a5c3ea17bb
--- /dev/null
+++ b/pkgs/development/tools/ocaml/js_of_ocaml/lwt.nix
@@ -0,0 +1,16 @@
+{ stdenv, ocaml, findlib, jbuilder, js_of_ocaml-compiler, js_of_ocaml-ppx
+, ocaml-migrate-parsetree, ppx_tools_versioned
+, js_of_ocaml, ocaml_lwt
+}:
+
+stdenv.mkDerivation rec {
+	name = "js_of_ocaml-lwt-${version}"; 
+
+	inherit (js_of_ocaml-compiler) version src installPhase meta;
+
+	buildInputs = [ ocaml findlib jbuilder js_of_ocaml-ppx ocaml-migrate-parsetree ppx_tools_versioned ];
+
+	propagatedBuildInputs = [ js_of_ocaml ocaml_lwt ];
+
+	buildPhase = "jbuilder build -p js_of_ocaml-lwt";
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index e7dba3e88553..f101a883df3c 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -326,6 +326,8 @@ let
 
     js_of_ocaml-compiler = callPackage ../development/tools/ocaml/js_of_ocaml/compiler.nix {};
 
+    js_of_ocaml-lwt = callPackage ../development/tools/ocaml/js_of_ocaml/lwt.nix {};
+
     js_of_ocaml-ocamlbuild = callPackage ../development/tools/ocaml/js_of_ocaml/ocamlbuild.nix {};
 
     js_of_ocaml-ppx = callPackage ../development/tools/ocaml/js_of_ocaml/ppx.nix {};