Add workplace and remove linkage override from 'mix rustler.new' templates

CHANGELOG.md

@@ -8,6 +8,22 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 See [`UPGRADE.md`](./UPGRADE.md) for additional help when upgrading to newer
 versions.
 
+## unreleased
+
+### Added
+
+- Create a workplace `Cargo.toml` file with `mix rustler.new` (#672)
+
+### Fixed
+
+### 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

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]