37 lines
656 B
Rust
37 lines
656 B
Rust
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pub struct RingBuffer<T, const N: usize>
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where
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T: Clone + Copy,
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{
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data: [Option<T>; N],
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pointer: usize,
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}
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impl<T, const N: usize> RingBuffer<T, N>
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where
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T: Clone + Copy,
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{
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pub fn new() -> Self {
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Self {
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data: [None; N],
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pointer: 0,
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}
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}
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pub fn data(&self) -> Vec<&T> {
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let mut d = Vec::new();
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for date in self.data.iter() {
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if let Some(t) = date.as_ref() {
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d.push(t);
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}
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}
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d
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}
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pub fn push(&mut self, t: T) {
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self.data[self.pointer] = Some(t);
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self.pointer = (self.pointer + 1) % N;
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}
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}
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