about summary refs log tree commit diff
path: root/src/test/ui/dyn-star/dyn-async-trait.rs
diff options
context:
space:
mode:
Diffstat (limited to 'src/test/ui/dyn-star/dyn-async-trait.rs')
-rw-r--r--src/test/ui/dyn-star/dyn-async-trait.rs36
1 files changed, 0 insertions, 36 deletions
diff --git a/src/test/ui/dyn-star/dyn-async-trait.rs b/src/test/ui/dyn-star/dyn-async-trait.rs
deleted file mode 100644
index 9b27133b493..00000000000
--- a/src/test/ui/dyn-star/dyn-async-trait.rs
+++ /dev/null
@@ -1,36 +0,0 @@
-// check-pass
-// edition: 2021
-
-// This test case is meant to demonstrate how close we can get to async
-// functions in dyn traits with the current level of dyn* support.
-
-#![feature(dyn_star)]
-#![allow(incomplete_features)]
-
-use std::future::Future;
-
-trait DynAsyncCounter {
-    fn increment<'a>(&'a mut self) -> dyn* Future<Output = usize> + 'a;
-}
-
-struct MyCounter {
-    count: usize,
-}
-
-impl DynAsyncCounter for MyCounter {
-    fn increment<'a>(&'a mut self) -> dyn* Future<Output = usize> + 'a {
-        Box::pin(async {
-            self.count += 1;
-            self.count
-        })
-    }
-}
-
-async fn do_counter(counter: &mut dyn DynAsyncCounter) -> usize {
-    counter.increment().await
-}
-
-fn main() {
-    let mut counter = MyCounter { count: 0 };
-    let _ = do_counter(&mut counter);
-}