// returns index of trailing N token
static int scanToEndOfInitializer(L<S> tok, Map<Integer, Integer> bracketMap, int i) {
  while (i < l(tok)) {
    if (litlist(";", ",", ")", "}").contains(tok.get(i)))
      ret i-1;
    Integer j = bracketMap.get(i);
    if (j != null)
      i = j+1;
    else
      i++;
  }
  ret i;
}