Sending a command and reading the result.

src/mpvctl/mpvctl.rs

@@ -93,7 +93,7 @@ impl MpvCtl {
         &mut self,
         cmd: Command,
     ) -> Result<oneshot::Receiver<serde_json::Value>, Box<dyn std::error::Error>> {
-        let serialized = serde_json::to_string(&cmd)?;
+        let serialized = serde_json::to_string(&cmd)? + "\n";
         println!("Sending {}", serialized);
         let (response_tx, response_rx) = oneshot::channel::<serde_json::Value>();
         match cmd.get_request_id() {
@@ -114,7 +114,9 @@ impl MpvCtl {
     pub async fn get_client_name(&mut self) -> Result<(), Box<dyn std::error::Error>> {
         let request_id = self.grab_request_id();
         let cmd = Command::new(vec!["client_name".to_string()], Some(request_id));
-        self.send_command(cmd).await?;
+        let cmd_result = self.send_command(cmd).await?;
+        let result = cmd_result.await?;
+        println!("Read the following result: {}", result);
         Ok(())
     }
 }