assert_throws_stack.out

assert.js:*
  throw new errors.AssertionError(obj);
  ^

AssertionError [ERR_ASSERTION]: bar: expected true, not undefined
    at Object.<anonymous> (*assert_throws_stack.js:*:*)
    at *
    at *
    at *
    at *
    at *
    at *
    at *
    at *