private static boolean reg_name_0(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "reg_name_0")) return false;
    boolean r;
    r = unreserved(b, l + 1);
    if (!r) r = pct_encoded(b, l + 1);
    if (!r) r = consumeToken(b, SUB_DELIMS);
    if (!r) r = consumeToken(b, DOLLAR_SIGN);
    return r;
  }
private static boolean reg_name_0(PsiBuilder b, int l)