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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/rust/crossbeam-channel/examples/fibonacci.rs | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/crossbeam-channel/examples/fibonacci.rs')
-rw-r--r-- | third_party/rust/crossbeam-channel/examples/fibonacci.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/third_party/rust/crossbeam-channel/examples/fibonacci.rs b/third_party/rust/crossbeam-channel/examples/fibonacci.rs new file mode 100644 index 0000000000..e6f5e89c04 --- /dev/null +++ b/third_party/rust/crossbeam-channel/examples/fibonacci.rs @@ -0,0 +1,25 @@ +//! An asynchronous fibonacci sequence generator. + +use std::thread; + +use crossbeam_channel::{bounded, Sender}; + +// Sends the Fibonacci sequence into the channel until it becomes disconnected. +fn fibonacci(sender: Sender<u64>) { + let (mut x, mut y) = (0, 1); + while sender.send(x).is_ok() { + let tmp = x; + x = y; + y += tmp; + } +} + +fn main() { + let (s, r) = bounded(0); + thread::spawn(|| fibonacci(s)); + + // Print the first 20 Fibonacci numbers. + for num in r.iter().take(20) { + println!("{}", num); + } +} |