static O evalWithDollarVars_assertAllVarsSet(S code, final SS values) {
  Pair<LS, O> p = prepareEvalWithDollarVars_assertAllVarsSet(code, values);
  ret call(p.b, 'calc, toObjectArray(map(p.a, func(S var) -> S { mapGet(values, var) })));
}