{"ast_node_type":"variable","tokens":[{"end":99,"kind":"keyword","start":0,"text":"let"}]}
            let syn_ctxt = collector.expander.ctx_for_range(path.segment()?.syntax().text_range());
        if let Some(_macro_call) = path.syntax().parent().and_then(ast::MacroCall::cast) {
            if let Some(macro_call_id) = syn_ctxt.outer_expn(collector.db) {