Support wasm memory and variadic results

Author: RoyalIcing

lib/components_guide/rustler/math.ex

@@ -22,10 +22,13 @@ defmodule ComponentsGuide.Rustler.Math do
   def wasm_example_0(_, _), do: error()
   def wasm_example_1_i32(_, _, _), do: error()
   def wasm_example_2_i32(_, _, _, _), do: error()
-  
+  def wasm_buffer_2_i32(_, _, _, _), do: error()
+
   def wasm_example(source, f), do: wasm_example_0(source, f)
   def wasm_example(source, f, a), do: wasm_example_1_i32(source, f, a)
   def wasm_example(source, f, a, b), do: wasm_example_2_i32(source, f, a, b)
 
+  def wasm_buffer(source, f, a, b), do: wasm_buffer_2_i32(source, f, a, b)
+
   defp error, do: :erlang.nif_error(:nif_not_loaded)
 end

lib/components_guide_web/router.ex

@@ -17,7 +17,6 @@ defmodule ComponentsGuideWeb.Router do
   scope "/", ComponentsGuideWeb do
     pipe_through(:browser)
 
-    get("/elements/:element_id", ElementsController, :index)
     get("/~/content-length", ContentLengthController, :index)
 
     get("/", LandingController, :index)