{"ast_node_type":"other","tokens":[{"end":72,"kind":"keyword","start":0,"text":"///"}]}
    /// Retrieves the span to be used for a proc-macro expansions spans.
    fn expand_proc_macro(&self, call: MacroCallId) -> ExpandResult<Arc<tt::TopSubtree>>;
    /// This is a firewall query as it requires parsing the file, which we don't want proc-macros to