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Make shuffle function much cheaper

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This commit is contained in:
Half-Shot 2024-02-07 10:54:49 +00:00
parent 3d502c5dba
commit ade6f0b57c
1 changed files with 4 additions and 8 deletions
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10
src/util/mod.rs
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@ -97,14 +97,10 @@ impl QueueWithBackoff {
#[napi]
pub fn shuffle(&mut self) {
let mut rng = rand::thread_rng();
let old_queue = self.queue.clone();
self.queue.clear();
for item in old_queue {
if rng.gen_bool(0.5) {
let items = self.queue.drain(..);
let len = items.len();
for item in items.choose_multiple(&mut rng, len) {
self.queue.push_front(item);
} else {
self.queue.push_back(item);
}
}
}
}