Method size_hint

crates/wtf8/src/lib.rs:1368–1371

(&self)

    #[inline]
    fn size_hint(&self) -> (usize, Option<usize>) {
        let len = self.bytes.len();
        (len.saturating_add(3) / 4, Some(len))
    }

    fn last(mut self) -> Option<Self::Item> {
        self.next_back()