Fix wait(): sleep to spin_loop

just-do-halee · Dec 5, 2022 · fc1a295 · fc1a295
1 parent a254219
commit fc1a295
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diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "wag"
 authors = ["just-do-halee <just.do.halee@gmail.com>"]
-version = "0.2.0"
+version = "0.3.0"
 edition = "2021"
 categories = ["asynchronous", "concurrency", "rust-patterns"]
 keywords = ["sync", "async", "wait", "waitgroup", "wake"]

diff --git a/README.md b/README.md
@@ -19,7 +19,7 @@ Go like sync.WaitGroup implementation in Rust. (sync/async)
 | [Examples](./tests/) | [Docs](https://docs.rs/wag) | [Latest Note](./CHANGELOG.md) |
 
 ```toml
-wag = "0.2.0"
+wag = "0.3.0"
 ```
 
 ## **`How to use,`**

diff --git a/src/lib.rs b/src/lib.rs
@@ -1,3 +1,4 @@
+use std::hint;
 use std::sync::Arc;
 
 pub struct WaitChild(Arc<()>);
@@ -22,10 +23,8 @@ impl WaitGroup {
         (0..N).map(|_| self.add())
     }
     pub fn wait(self) {
-        use std::{thread::sleep, time::Duration};
-
         while Arc::strong_count(&self.0) > 1 {
-            sleep(Duration::from_millis(1));
+            hint::spin_loop();
         }
     }
     pub async fn async_wait(self) {