add async/.await

async_await/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "async_await"
+version = "0.1.0"
+authors = ["Hatter Jiang <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+futures = "0.3.1"
+isahc = "0.8.2"
+http = "0.1.21"

async_await/src/main.rs

@@ -0,0 +1,24 @@
+
+
+fn main() {
+    futures::executor::block_on(get_all());
+}
+
+async fn get_all() {
+    let mut v = vec![];
+    for _ in 0..10 {
+        v.push(get_url("https://www.baidu.com/"));
+    }
+    
+    futures::future::join_all(v).await;
+}
+
+async fn get_url(url: &str) {
+    println!("Start get: {}", url);
+    let r = isahc::get_async(url).await;
+
+    match r {
+        Err(e) => println!("Get response error: {}", e),
+        Ok(o) =>  println!("Response: {:?}", o.status()),
+    };
+}