fn key_or_empty()

in native/src/meld_keys/key_trait.rs [139:144]

• 6 lines of code
• 1 McCabe index (conditional complexity)

fn key_or_empty<T>(keys: &Vec<MeldKey>, ix: Option<Index<T>>) -> MeldKey {
    match ix {
        Some(ix) => key(keys, ix),
        None => String::new(),
    }
}