{"ast_node_type":"other","tokens":[{"end":13,"kind":"keyword","start":0,"text":"}"}]}
            }
                if ety.is_ty_var() { Expectation::None } else { Expectation::HasType(ety) }
            Expectation::RValueLikeUnsized(ety) => Expectation::RValueLikeUnsized(ety.clone()),