flutter tokio

veilid-flutter/rust/src/tools.rs

@@ -0,0 +1,33 @@
+use cfg_if::*;
+use core::future::Future;
+
+cfg_if! {
+    if #[cfg(feature="rt-async-std")] {
+        pub use async_std::task::JoinHandle;
+        pub use async_std::net::TcpStream;
+        pub use async_std::future::TimeoutError;
+        pub use async_std::sync::Mutex as AsyncMutex;
+
+        pub fn spawn<F: Future<Output = T> + Send + 'static, T: Send + 'static>(f: F) -> JoinHandle<T> {
+            async_std::task::spawn(f)
+        }
+
+        pub use async_std::task::sleep;
+        pub use async_std::future::timeout;
+    } else if #[cfg(feature="rt-tokio")] {
+        pub use tokio::task::JoinHandle;
+        pub use tokio::net::TcpStream;
+        pub use tokio::time::error::Elapsed as TimeoutError;
+        pub use tokio::sync::Mutex as AsyncMutex;
+        pub fn spawn<F: Future<Output = T> + Send + 'static, T: Send + 'static>(f: F) -> JoinHandle<T> {
+            GLOBAL_RUNTIME.spawn(f)
+        }
+
+        pub use tokio::time::sleep;
+        pub use tokio::time::timeout;
+        lazy_static::lazy_static! {
+            static ref GLOBAL_RUNTIME: tokio::runtime::Runtime = tokio::runtime::Runtime::new().unwrap();
+        }
+
+    }
+}