messagebus/examples/non_sync.rs

98 lines
2.4 KiB
Rust

use async_trait::async_trait;
use messagebus::{
derive::{Error as MbError, Message},
error, AsyncSynchronizedHandler, Bus, Message, SynchronizedHandler,
};
use thiserror::Error;
#[derive(Debug, Error, MbError)]
enum Error {
#[error("Error({0})")]
Error(anyhow::Error),
}
impl<M: Message> From<error::Error<M>> for Error {
fn from(err: error::Error<M>) -> Self {
Self::Error(err.into())
}
}
#[derive(Debug, Clone, Message)]
struct MsgF32(pub f32);
#[derive(Debug, Clone, Message)]
struct MsgI16(pub i16);
struct TmpReceiver;
impl SynchronizedHandler<MsgF32> for TmpReceiver {
type Error = Error;
type Response = ();
fn handle(&mut self, msg: MsgF32, _bus: &Bus) -> Result<Self::Response, Self::Error> {
// std::thread::sleep(std::time::Duration::from_millis(100));
println!("---> f32 {:?}", msg);
println!("done");
Ok(())
}
}
#[async_trait]
impl AsyncSynchronizedHandler<MsgI16> for TmpReceiver {
type Error = Error;
type Response = ();
async fn handle(&mut self, msg: MsgI16, _bus: &Bus) -> Result<Self::Response, Self::Error> {
std::thread::sleep(std::time::Duration::from_millis(100));
println!("---> i16 {:?}", msg);
println!("done");
Ok(())
}
}
#[tokio::main]
async fn main() {
let (b, poller) = Bus::build()
.register_unsync(TmpReceiver)
.subscribe_sync::<MsgF32>(8, Default::default())
.subscribe_async::<MsgI16>(8, Default::default())
.done()
.build();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
b.send(MsgF32(12.0f32)).await.unwrap();
b.send(MsgI16(1i16)).await.unwrap();
println!("flush");
b.flush().await;
println!("closing");
b.close().await;
println!("closed");
poller.await;
println!("[done]");
}