Fix Nif* macros requiring an encoder (#676)

* Fix Nif* macros requiring an encoder
* Add note and changelog entry

CHANGELOG.md

@@ -10,10 +10,21 @@ versions.
 
 ## unreleased
 
+### Added
+
+- Create a workplace `Cargo.toml` file with `mix rustler.new` (#672)
+
 ### Fixed
 
 - Some derive macros failed when only `decode` was requested (#676)
 
+### Changed
+
+### Removed
+
+- The linkage override for macOS is not needed anymore and has been removed from
+  the template (#672)
+
 ## [0.35.1] - 2024-12-18
 
 ### Fixed
@@ -317,7 +328,6 @@ The `Untagged` variant is represented as the atom `:untagged` in Elixir.
 - `rustler_mix`: Bumped required toml dependency to 0.6
 - Bumped `rustler_sys` dependency to `~2.2`
 
-
 ## [0.23.0] - 2021-12-22
 
 ### Added
@@ -383,6 +393,7 @@ The `Untagged` variant is represented as the atom `:untagged` in Elixir.
   - `rustler_atoms!` is now `rustler::atoms!`
   - `resource_struct_init!` is now `rustler::resource!`
 - New `rustler::atoms!` macro removed the `atom` prefix from the name:
+
   ```rust
   //
   // Before
@@ -404,6 +415,7 @@ The `Untagged` variant is represented as the atom `:untagged` in Elixir.
   ```
 
 - NIF functions can be initialized with a simplified syntax:
+
   ```rust
   //
   // Before
@@ -424,6 +436,7 @@ The `Untagged` variant is represented as the atom `:untagged` in Elixir.
 
 - NIFs can be derived from regular functions, if the arguments implement
   `Decoder` and the return type implements `Encoder`:
+
   ```rust
   //
   // Before
@@ -446,6 +459,7 @@ The `Untagged` variant is represented as the atom `:untagged` in Elixir.
 
 - `rustler::nif` exposes more options to configure a NIF were the NIF is
   defined:
+
   ```rust
 
   #[rustler::nif(schedule = "DirtyCpu")]

rustler_mix/lib/mix/tasks/rustler.new.ex

@@ -14,7 +14,6 @@ defmodule Mix.Tasks.Rustler.New do
   """
 
   @basic [
-    {:eex, "basic/.cargo/config.toml", ".cargo/config.toml"},
     {:eex, "basic/README.md", "README.md"},
     {:eex, "basic/Cargo.toml.eex", "Cargo.toml"},
     {:eex, "basic/src/lib.rs", "src/lib.rs"},
@@ -68,8 +67,14 @@ defmodule Mix.Tasks.Rustler.New do
 
     check_module_name_validity!(module)
 
-    path = Path.join([File.cwd!(), "native/", name])
+    path = Path.join([File.cwd!(), "native", name])
     new(otp_app, path, module, name, opts)
+
+    # Create a Cargo workspace
+    File.write(
+      Path.join(path, "Cargo.toml"),
+      "[workspace]\nresolver = \"2\"\nmembers = [\"native/#{name}\"]\n"
+    )
   end
 
   defp new(otp_app, path, module, name, _opts) do

rustler_mix/priv/templates/basic/Cargo.toml.eex

@@ -6,7 +6,6 @@ edition = "2021"
 
 [lib]
 name = "<%= library_name %>"
-path = "src/lib.rs"
 crate-type = ["cdylib"]
 
 [dependencies]