{"ast_node_type":"variable","tokens":[{"end":50,"kind":"keyword","start":0,"text":"let"}]}
    let input_ts_string = format!("{input_ts:?}");
    let attr_ts = attr.map(|attr| parse_string(call_site, attr).into_subtree(call_site));
    let attr_ts_string = attr_ts.as_ref().map(|it| format!("{it:?}"));