{"ast_node_type":"other","tokens":[{"end":73,"kind":"keyword","start":0,"text":"([],"}]}
                    ([], [field]) | ([field], []) => field.ty(tcx, args),
                [var_one, var_two] => match (&var_one.fields.raw[..], &var_two.fields.raw[..]) {
                    ([field1], [field2]) => {