{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":")"}]}
) -> Option<(MetaItemInner, Vec<(AttrItem, Span)>)> {
    psess: &ParseSess,
    const CFG_ATTR_GRAMMAR_HELP: &str = "#[cfg_attr(condition, attribute, other_attribute, ...)]";