Merge pull request #3 from rust-lang/cleanup2

More cleanup

Author: tmandry

Cargo.lock

@@ -1,7 +1,6 @@
 [workspace]
 members = [
     "trait_transformer",
-    "trait_transformer_test",
 ]
 
 resolver = "2"

Cargo.toml

@@ -22,5 +22,3 @@ Which creates a new `SendIntFactory: IntFactory + Send` trait and additionally b
 
 Licensed under either of [Apache License, Version 2.0](LICENSE-APACHE) or
 [MIT license](LICENSE-MIT) at your option.
-
-This is not an officially supported Google product.

README.md

@@ -1,5 +1,5 @@
 # Copyright (c) 2023 Google LLC
-# 
+#
 # Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
 # https://www.apache.org/licenses/LICENSE-2.0> or the MIT license
 # <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your
@@ -21,3 +21,6 @@ proc-macro = true
 proc-macro2 = "1.0"
 quote = "1.0"
 syn = { version = "2.0", features = ["full"] }
+
+[dev-dependencies]
+tokio = { version = "1", features = ["rt"] }

trait_transformer/Cargo.toml

@@ -6,7 +6,10 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-#![feature(async_fn_in_trait, return_position_impl_trait_in_trait, return_type_notation)]
+#![allow(incomplete_features)]
+#![feature(return_type_notation)]
+
+use std::iter;
 
 use trait_transformer::trait_transformer;
 
@@ -18,27 +21,28 @@ trait IntFactory {
     fn call(&self) -> u32;
 }
 
-fn thing(factory: impl SendIntFactory) {
-    tokio::task::spawn(|| async {
+fn thing(factory: impl SendIntFactory + 'static) {
+    tokio::task::spawn(async move {
         factory.make().await;
-    })
+    });
 }
 
 struct MyFactory;
 
 impl IntFactory for MyFactory {
     async fn make(&self) -> i32 {
-        todo!();
+        todo!()
     }
 
     fn stream(&self) -> impl Iterator<Item = i32> {
-        todo!();
+        iter::empty()
     }
 
     fn call(&self) -> u32 {
         0
     }
 }
+impl SendIntFactory for MyFactory {}
 
 fn main() {
     let my_factory = MyFactory;