rust/src/test/run-pass/issue-3609.rs
2013-05-03 20:01:42 -04:00

27 lines
563 B
Rust

extern mod std;
use core::comm::Chan;
type RingBuffer = ~[float];
type SamplesFn = ~fn(samples: &RingBuffer);
enum Msg
{
GetSamples(~str, SamplesFn), // sample set name, callback which receives samples
}
fn foo(name: ~str, samples_chan: Chan<Msg>) {
do task::spawn
{
let callback: SamplesFn =
|buffer|
{
for uint::range(0, buffer.len())
|i| {error!("%?: %f", i, buffer[i])}
};
samples_chan.send(GetSamples(name.clone(), callback));
};
}
pub fn main() {}