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🚑️ rally fn fix

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This commit is contained in:
JMARyA 2025-04-01 13:28:04 +02:00
parent 4e49080958
commit dcebded8a3
Signed by: jmarya
GPG key ID: 901B2ADDF27C2263
1 changed files with 19 additions and 8 deletions
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17
src/lib.rs
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@ -29,8 +29,10 @@ pub static UNION: Lazy<
/// This executes a thread for every item executing `f(&item) -> X`. Whatever function returns first is returned while every other thread is killed. /// This executes a thread for every item executing `f(&item) -> X`. Whatever function returns first is returned while every other thread is killed.
pub fn rally<T: Send + Sync + 'static, F, X: Send + 'static>(items: Vec<T>, f: F) -> (T, X) pub fn rally<T: Send + Sync + 'static, F, X: Send + 'static>(items: Vec<T>, f: F) -> (T, X)
where where
F: Fn(&T) -> X + Send + Sync + Copy + 'static, F: Fn(&T) -> Option<X> + Send + Sync + Copy + 'static,
{ {
let item_len = items.len();
let (tx, rx) = mpsc::channel(); let (tx, rx) = mpsc::channel();
let items_len = items.len(); let items_len = items.len();
let mut handles = Vec::new(); let mut handles = Vec::new();
@ -51,8 +53,13 @@ where
drop(tx); drop(tx);
let (fastest_item, fastest_result, elapsed) = rx.recv().unwrap(); let mut count = 0;
while count < item_len {
let (fastest_item, fastest_result, elapsed) = rx.recv().unwrap();
count += 1;
if fastest_result.is_some() {
for handle in handles { for handle in handles {
// todo : threads do not get killed here // todo : threads do not get killed here
handle.thread().unpark(); handle.thread().unpark();
@ -60,7 +67,11 @@ where
log::info!("Rally ended with {items_len} items in {elapsed:?}"); log::info!("Rally ended with {items_len} items in {elapsed:?}");
(fastest_item, fastest_result) return (fastest_item, fastest_result.unwrap());
}
}
panic!("No useable results in rally")
} }
pub fn retry<O, F: Fn() -> Option<O>>(f: F) -> O { pub fn retry<O, F: Fn() -> Option<O>>(f: F) -> O {