{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"tt::DelimiterKind::Bracket"}]}
        tt::DelimiterKind::Bracket => proc_macro::Delimiter::Bracket,
        tt::DelimiterKind::Brace => proc_macro::Delimiter::Brace,
        tt::DelimiterKind::Invisible => proc_macro::Delimiter::None,