Build on OCaml 4.11 (#55)

Author: anmonteiro

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ocamlVersion: [4_08, 4_09, 4_10]
+        ocamlVersion: [4_08, 4_09, 4_10, 4_11]
     steps:
     - uses: actions/checkout@v2
     - uses: cachix/install-nix-action@v8

nix/default.nix

@@ -1,28 +1,40 @@
 { pkgs ? import ./sources.nix { inherit ocamlVersion; }
-, ocamlVersion ? "4_09" }:
+, ocamlVersion ? "4_10" }:
 
 let
   inherit (pkgs) lib stdenv ocamlPackages;
 in
 
   with ocamlPackages;
   let
+    genSrc = { dirs, files }: lib.filterGitSource {
+      src = ./..;
+      inherit dirs;
+      files = files ++ [ "dune-project" ];
+    };
     build-lambda-runtime = args: buildDunePackage ({
       useDune2=true;
       version = "0.1.0-dev";
-      src = lib.gitignoreSource ./..;
     } // args);
 
   in rec {
     lambda-runtime = build-lambda-runtime {
       pname = "lambda-runtime";
+      src = genSrc {
+        dirs = [ "lib" ];
+        files = [ "lambda-runtime.opam" ];
+      };
       buildInputs = [ alcotest ];
       doCheck = false;
-      propagatedBuildInputs = [ yojson ppx_deriving_yojson piaf uri logs lwt4 ];
+      propagatedBuildInputs = [ yojson ppx_deriving_yojson piaf uri logs lwt ];
     };
 
     now = build-lambda-runtime {
       pname = "now";
+      src = genSrc {
+        dirs = [ "now" "test" ];
+        files = [ "now.opam" ];
+      };
       buildInputs = [ alcotest ];
       # tests lambda-runtime too
       doCheck = true;
@@ -31,7 +43,7 @@ in
         httpaf
         yojson
         ppx_deriving_yojson
-        lwt4
+        lwt
         base64
       ];
     };

nix/sources.nix

@@ -3,7 +3,7 @@
 let
   overlays =
     builtins.fetchTarball
-      https://github.com/anmonteiro/nix-overlays/archive/3fb1555.tar.gz;
+      https://github.com/anmonteiro/nix-overlays/archive/957c4eb.tar.gz;
 
 in