(&self)
| 143 | } |
| 144 | |
| 145 | fn chunk(&self) -> &[u8] { |
| 146 | // Return the first non-empty segment. |
| 147 | self.segments |
| 148 | .iter() |
| 149 | .filter(|(c, _len)| !c.is_empty()) |
| 150 | .map(|(c, _len)| Buf::chunk(c)) |
| 151 | .next() |
| 152 | .unwrap_or_default() |
| 153 | } |
| 154 | |
| 155 | fn advance(&mut self, mut cnt: usize) { |
| 156 | assert!(cnt <= self.len, "Advance past the end of buffer"); |