fn prev()

in common/rusty_leveldb_sgx/src/memtable.rs [93:112]

• 18 lines of code
• 5 McCabe index (conditional complexity)

    fn prev(&mut self) -> bool {
        // Make sure this is actually needed (skipping deleted values?).
        let (mut key, mut val) = (vec![], vec![]);
        loop {
            if !self.skipmapiter.prev() {
                return false;
            }
            if self.skipmapiter.current(&mut key, &mut val) {
                let (_, _, tag, _, _) = parse_memtable_key(&key);

                if tag & 0xff == ValueType::TypeValue as u64 {
                    return true;
                } else {
                    continue;
                }
            } else {
                return false;
            }
        }
    }