{"ast_node_type":"other","tokens":[{"end":89,"kind":"keyword","start":0,"text":"attr(\"cfg_attr(…)\","}]}
    attr("cfg_attr(…)", Some("cfg_attr"), Some("cfg_attr(${1:predicate}, ${0:attr})")),
    attr("cfg(…)", Some("cfg"), Some("cfg(${0:predicate})")),
    attr("cold", None, None),