unikernel/duniverse/httpun/nix/default.nix

@@ -0,0 +1,117 @@
+{ nix-filter, lib, stdenv, ocamlPackages, doCheck ? true }:
+
+with ocamlPackages;
+
+let
+  genSrc = { dirs, files }:
+    with nix-filter; filter {
+      root = ./..;
+      include = [ "dune-project" ] ++ files ++ (builtins.map inDirectory dirs);
+    };
+  buildHttpun = args: buildDunePackage ({
+    version = "0.6.5-dev";
+    doCheck = doCheck;
+  } // args);
+
+  httpunPkgs = rec {
+    httpun-types = buildHttpun {
+      pname = "httpun-types";
+      src = genSrc {
+        dirs = [ "types" ];
+        files = [ "httpun-types.opam" ];
+      };
+      propagatedBuildInputs = [ faraday ];
+    };
+
+    httpun = buildHttpun {
+      pname = "httpun";
+      src = genSrc {
+        dirs = [ "lib" "lib_test" ];
+        files = [ "httpun.opam" ];
+      };
+      buildInputs = [ alcotest hex yojson ];
+      propagatedBuildInputs = [
+        angstrom
+        faraday
+        httpun-types
+      ];
+    };
+
+    # These two don't have tests
+    httpun-lwt = buildHttpun {
+      pname = "httpun-lwt";
+      src = genSrc {
+        dirs = [ "lwt" ];
+        files = [ "httpun-lwt.opam" ];
+      };
+      doCheck = false;
+      propagatedBuildInputs = [ gluten-lwt httpun lwt ];
+    };
+
+    httpun-lwt-unix = buildHttpun {
+      pname = "httpun-lwt-unix";
+      src = genSrc {
+        dirs = [ "lwt-unix" ];
+        files = [ "httpun-lwt-unix.opam" ];
+      };
+      doCheck = false;
+      propagatedBuildInputs = [
+        gluten-lwt-unix
+        httpun-lwt
+        faraday-lwt-unix
+        lwt_ssl
+      ];
+    };
+
+    httpun-async = buildHttpun {
+      pname = "httpun-async";
+      src = genSrc {
+        dirs = [ "async" ];
+        files = [ "httpun-async.opam" ];
+      };
+      doCheck = false;
+      propagatedBuildInputs = [
+        httpun
+        async
+        gluten-async
+        faraday-async
+        async_ssl
+      ];
+    };
+
+    httpun-mirage = buildHttpun {
+      pname = "httpun-mirage";
+      src = genSrc {
+        dirs = [ "mirage" ];
+        files = [ "httpun-mirage.opam" ];
+      };
+      doCheck = false;
+      propagatedBuildInputs = [
+        faraday-lwt
+        conduit-mirage
+        httpun-lwt
+        gluten-mirage
+      ];
+    };
+  };
+
+in
+
+with httpunPkgs;
+
+httpunPkgs // (if lib.versionOlder "5.0" ocaml.version then {
+  httpun-eio = buildHttpun {
+    pname = "httpun-eio";
+    src = genSrc {
+      dirs = [ "eio" ];
+      files = [ "httpun-eio.opam" ];
+    };
+
+    propagatedBuildInputs = [
+      httpun
+      gluten-eio
+      eio
+    ];
+  };
+
+} else { })