static boolean assert_message_separator(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "assert_message_separator")) return false;
    if (!nextTokenIs(b, "", T_COLON, T_COMMA)) return false;
    boolean r;
    r = consumeToken(b, T_COLON);
    if (!r) r = consumeToken(b, T_COMMA);
    return r;
  }
static boolean assert_message_separator(PsiBuilder b, int l)