44 lines
1.0 KiB
Rust
44 lines
1.0 KiB
Rust
use futures::executor::LocalPool;
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use futures::task::LocalSpawnExt;
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use r2r;
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async fn timer_task(mut t: r2r::Timer) -> Result<(), Box<dyn std::error::Error>> {
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let mut x: i32 = 0;
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loop {
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let elapsed = t.tick().await?;
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println!(
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"timer called ({}), {}us since last call",
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x,
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elapsed.as_micros()
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);
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x += 1;
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if x == 10 {
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break;
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}
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}
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Ok(())
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}
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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let ctx = r2r::Context::create()?;
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let mut node = r2r::Node::create(ctx, "testnode", "")?;
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let timer = node.create_wall_timer(std::time::Duration::from_millis(1000))?;
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let mut pool = LocalPool::new();
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let spawner = pool.spawner();
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spawner.spawn_local(async move {
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match timer_task(timer).await {
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Ok(()) => println!("exiting"),
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Err(e) => println!("error: {}", e),
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}})?;
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loop {
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node.spin_once(std::time::Duration::from_millis(100));
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pool.run_until_stalled();
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}
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}
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