Method add

cranelift/codegen/meta/src/unique_table.rs:20–30

(&mut self, entry: &'entries T)

    }

    pub fn add(&mut self, entry: &'entries T) -> usize {
        match self.map.get(&entry) {
            None => {
                let i = self.table.len();
                self.table.push(entry);
                self.map.insert(entry, i);
                i
            }
            Some(&i) => i,
        }
    }

    pub fn len(&self) -> usize {
        self.table.len()