switch to parking

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>

Author: Keruspe

Cargo.toml

@@ -31,6 +31,7 @@ default = [
   "log",
   "multitask",
   "num_cpus",
+  "parking",
   "pin-project-lite",
 ]
 docs = ["attributes", "unstable", "default"]
@@ -82,6 +83,7 @@ surf = { version = "1.0.3", optional = true }
 async-io = { version = "0.1.2", optional = true }
 blocking = { version = "0.4.6", optional = true }
 multitask = { version = "0.2.0", optional = true }
+parking = { version = "1.0.5", optional = true }
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
 futures-timer = { version = "3.0.2", optional = true, features = ["wasm-bindgen"] }

src/task/executor.rs

@@ -6,12 +6,12 @@ static GLOBAL_EXECUTOR: once_cell::sync::Lazy<multitask::Executor> = once_cell::
 
 struct Executor {
     local_executor: multitask::LocalExecutor,
-    parker: async_io::parking::Parker,
+    parker: parking::Parker,
 }
 
 thread_local! {
     static EXECUTOR: RefCell<Executor> = RefCell::new({
-        let (parker, unparker) = async_io::parking::pair();
+        let (parker, unparker) = parking::pair();
         let local_executor = multitask::LocalExecutor::new(move || unparker.unpark());
         Executor { local_executor, parker }
     });