not working yet

nix-packaging/default.nix

@@ -1,34 +1,34 @@
-{ stdenv, fetchgit, buildGoPackage, go-bindata, lib,
-  version ? "dev"
+{ stdenv, fetchgit, buildGoModule, go-bindata, lib
+, version ? "dev"
 }:
 
 with builtins; with lib;
 let
   blacklistedDirs = [ "nix-packaging" "vendor" "^\\..+$" ];
-  whitelistedFiles = [ "^.+\\.nix$" "^.+\\.go$" ];
+  whitelistedFiles = [ "^.+\\.nix$" "^.+\\.go$" "^.+\\.mod$" "^.+\\.sum$"];
   filterList = file: list: elem true (map (pattern: isList (match pattern file)) list);
   srcFilter = path: type: (
     if type == "regular" then filterList (baseNameOf path) whitelistedFiles
     else if type == "directory" then !filterList (baseNameOf path) blacklistedDirs
     else false);
+
 in
-buildGoPackage rec {
+buildGoModule rec {
   name = "morph-unstable-${version}";
   inherit version;
 
-  goPackagePath = "github.com/DBCDK/morph";
-
   nativeBuildInputs = [ go-bindata ];
 
   src = filterSource srcFilter ./..;
-  goDeps = ./deps.nix;
 
   buildFlagsArray = ''
     -ldflags=
     -X
     main.version=${version}
   '';
 
+  modSha256 = "0kwwvd979zhdml3shw96cwyh84qn7k7p4yy0qsjiwi9ncnjb1ca6";
+
   postPatch = ''
     go-bindata -pkg assets -o assets/assets.go data/
   '';

shell.nix

@@ -4,7 +4,6 @@
 
 with pkgs;
 let
-  dep2nix = callPackage ./nix-packaging/dep2nix {};
   packagingOut = "./nix-packaging";
 
   shellHook = ''
@@ -23,22 +22,19 @@ let
 
     # Populate /vendor-dir (for convenience in local dev)
     if [ "$1" == "update" ]; then
-      ${dep}/bin/dep ensure -v -update
+      ${go}/bin/go get -u
+
+      # compute the sha256 of the dependencies
+      GO111MODULE=on GOPATH="$TMPDIR/gopath" ${go}/bin/go mod download
+      sha256="$(${nix}/bin/nix hash-path --base32 "$TMPDIR/gopath/pkg/mod/cache/download" | tr -d '\n')"
+      sed -e "s#modSha256.*#modSha256 = \"$sha256\";#" -i ${packagingOut}/default.nix
     else
-      ${dep}/bin/dep ensure -v -vendor-only
+      ${go}/bin/go mod vendor
     fi
-
-    # Write /nix-packaging/deps.nix (for use in distribution)
-    outpath=$(readlink -f ${packagingOut})
-    outpath="$outpath/deps.nix"
-
-    ${dep2nix}/bin/dep2nix -i Gopkg.lock -o $outpath
   '';
-  makeBuild = writeShellScriptBin "make-build"  ''
+  makeBuild = writeShellScriptBin "make-build" ''
     set -e
 
-    outpath="$(readlink -f ${packagingOut})/deps.nix"
-
     ${nix}/bin/nix-build -E 'with import ${nixpkgs} {};
       callPackage ./nix-packaging/default.nix {}' -A out $@