static int tok_findVarDeclarationName(LS tok) {
    int j = 1;
    L<S> special = litlist("=", "{", ";");
    while (j < tok.size() && !special.contains(tok.get(j)))
      j += 2;
    j -= 2;
    while (j > 1 && litlist("[", "]").contains(tok.get(j)))
      j -= 2;
    ret j;
  }