/rust/registry/src/index.crates.io-1949cf8c6b5b557f/headers-0.4.1/src/util/iter.rs

Source
pub trait IterExt: Iterator {
    fn just_one(&mut self) -> Option<Self::Item> {
        let one = self.next()?;
        match self.next() {
            Some(_) => None,
            None => Some(one),
        }
    }
}

impl<T: Iterator> IterExt for T {}

Coverage Report

Created: 2026-08-14 08:14

Line	Count	Source
1		pub trait IterExt: Iterator {
2	0	fn just_one(&mut self) -> Option<Self::Item> {
3	0	let one = self.next()?;
4	0	match self.next() {
5	0	Some(_) => None,
6	0	None => Some(one),
7		}
8	0	}
9		}
10
11		impl<T: Iterator> IterExt for T {}