Method lookup

crates/aiur/src/vk_codec.rs:142–145

(&mut self, l: &Lookup<Expr>)

    },
    Node::Sub(a, b) => {
      buf.push(7);
      push_node_id(buf, *a);
      push_node_id(buf, *b);
    },
    Node::Mul(a, b) => {
      buf.push(8);
      push_node_id(buf, *a);