update api

Cargo.toml

@@ -6,7 +6,7 @@ homepage = "https://github.com/al8n/wg"
 repository = "https://github.com/al8n/wg.git"
 documentation = "https://docs.rs/wg/"
 readme = "README.md"
-version = "0.7.3"
+version = "0.7.4"
 license = "MIT OR Apache-2.0"
 keywords = ["waitgroup", "async", "sync", "notify", "wake"]
 categories = ["asynchronous", "concurrency", "data-structures"]

src/future.rs

@@ -162,7 +162,7 @@ impl AsyncWaitGroup {
     ///     });
     /// # })
     /// ```
-    pub fn done(self) {
+    pub fn done(&self) {
         if self.inner.counter.fetch_sub(1, Ordering::SeqCst) == 1 {
             self.inner.event.notify(usize::MAX);
         }

src/lib.rs

@@ -220,7 +220,7 @@ impl WaitGroup {
     /// });
     ///
     /// ```
-    pub fn done(self) {
+    pub fn done(&self) {
         let mut val = self.inner.count.lock_me();
 
         *val = if val.eq(&1) {

src/tokio.rs

@@ -161,7 +161,7 @@ impl AsyncWaitGroup {
     ///     });
     /// }
     /// ```
-    pub fn done(self) {
+    pub fn done(&self) {
         if self.inner.counter.fetch_sub(1, Ordering::SeqCst) == 1 {
             self.inner.notify.notify_waiters();
         }