1use alloc::collections::VecDeque;
2
3use super::Buf;
4
5impl Buf for VecDeque<u8> {
6 fn remaining(&self) -> usize {
7 self.len()
8 }
9
10 fn chunk(&self) -> &[u8] {
11 let (s1: &[u8], s2: &[u8]) = self.as_slices();
12 if s1.is_empty() {
13 s2
14 } else {
15 s1
16 }
17 }
18
19 fn advance(&mut self, cnt: usize) {
20 self.drain(..cnt);
21 }
22}
23