{"ast_node_type":"other","tokens":[{"end":59,"kind":"keyword","start":0,"text":"(List:"}]}
    (List: $descr1: expr, NameValueStr: $descr2: expr) => {
    (Word, NameValueStr: $descr: expr) => { template!(@ true, None, Some($descr)) };
        template!(@ false, Some($descr1), Some($descr2))