{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"//"}]}
        // 1-3. `macro_rules` (open, not controlled), loop through `macro_rules` scopes. Have higher
        //    It's mess in general, so we are being conservative for now.
        //    priority than prelude macros, but create ambiguities with macros in modules.