private static boolean extras_list_1_0(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "extras_list_1_0")) return false;
    boolean r, p;
    Marker m = enter_section_(b, l, _NONE_);
    r = consumeTokens(b, 1, COMMA, IDENTIFIER);
    p = r; // pin = 1
    exit_section_(b, l, m, r, p, null);
    return r || p;
  }
private static boolean extras_list_1_0(PsiBuilder b, int l)