{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"|"}]}
            | (NestedMacroState::MacroName, TokenTree::Delimited(.., del))
            (NestedMacroState::MacroRulesNotName, TokenTree::Delimited(.., del))
                if del.delim == Delimiter::Brace =>