Remove support for deprecated format of bundlex.exs

bundlex.exs

@@ -13,12 +13,12 @@ defmodule Unifex.BundlexProject do
         deps: [shmex: :lib_nif],
         src_base: "unifex/nif/unifex",
         sources: ["unifex.c", "payload.c"],
-        interfaces: [:nif]
+        interface: :nif
       ],
       unifex: [
         src_base: "unifex/cnode/unifex",
         sources: ["unifex.c", "cnode.c", "payload.c"],
-        interfaces: [:cnode]
+        interface: :cnode
       ]
     ]
   end

lib/unifex/code_generator.ex

@@ -22,23 +22,18 @@ defmodule Unifex.CodeGenerator do
 
   defp get_generator(%Specs{name: name, interface: nil}) do
     {:ok, bundlex_project} = Bundlex.Project.get()
-
-    [:nifs, :cnodes, :natives, :libs]
-    |> Enum.find(&(bundlex_project.config |> Keyword.get(&1, []) |> Keyword.has_key?(name)))
-    |> case do
-      :nifs ->
-        Unifex.CodeGenerators.NIF
-
-      :cnodes ->
-        Unifex.CodeGenerators.CNode
-
-      :natives ->
-        interfaces = bundlex_project.config[:natives][name][:interfaces]
-        get_generator(get_generator_module_name(List.first(interfaces)))
-
-      _ ->
-        Unifex.CodeGenerators.NIF
-    end
+    config = bundlex_project.config
+
+    [:natives, :libs]
+    |> Enum.find(&(config |> Keyword.get(&1, []) |> Keyword.has_key?(name)))
+    |> (fn type ->
+          interfaces = Keyword.get(config[type][name], :interface, []) |> Bunch.listify()
+
+          case interfaces do
+            [] -> Unifex.CodeGenerators.NIF
+            _ -> get_generator(get_generator_module_name(List.first(interfaces)))
+          end
+        end).()
   end
 
   defp get_generator(%Specs{interface: interface}) do

lib/unifex/loader.ex

@@ -24,7 +24,7 @@ defmodule Unifex.Loader do
         arg_names = args |> Keyword.keys() |> Enum.map(&Macro.var(&1, nil))
 
         quote do
-          defnifp unquote(wrapped_name)(unquote_splicing(arg_names))
+          defnifp(unquote(wrapped_name)(unquote_splicing(arg_names)))
 
           @compile {:inline, [unquote({name, length(args)})]}
           def unquote(name)(unquote_splicing(arg_names)) do