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// check-pass
#![allow(unused_must_use)]
#![allow(dead_code)]
#![allow(unused_mut)]
use std::thread;
use std::sync::mpsc::Sender;
type RingBuffer = Vec<f64> ;
type SamplesFn = Box<dyn FnMut(&RingBuffer) + Send>;
enum Msg
{
GetSamples(String, SamplesFn), // sample set name, callback which receives samples
}
fn foo(name: String, samples_chan: Sender<Msg>) {
thread::spawn(move|| {
let mut samples_chan = samples_chan;
let callback: SamplesFn = Box::new(move |buffer| {
for i in 0..buffer.len() {
println!("{}: {}", i, buffer[i])
}
});
samples_chan.send(Msg::GetSamples(name.clone(), callback));
}).join();
}
pub fn main() {}
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