{"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"Str(value)"}]}
            Str(value) => write!(f, "{value:?}")?,
            F128Range(lo, hi, end) => write!(f, "{lo}{end}{hi}")?,
            DerefPattern(_) => write!(f, "deref!({:?})", fields.next().unwrap())?,