@NotNull
  private static String prepareGString(@NotNull String content) {
    StringBuilder buffer = new StringBuilder();
    boolean multiline = content.contains("\n");
    buffer.append(multiline ? GrStringUtil.TRIPLE_DOUBLE_QUOTES : GrStringUtil.DOUBLE_QUOTES);
    GrStringUtil.escapeSymbolsForGString(content, multiline, false, buffer);
    buffer.append(multiline ? GrStringUtil.TRIPLE_DOUBLE_QUOTES : GrStringUtil.DOUBLE_QUOTES);

    return buffer.toString();
  }
@NotNull
  private static String prepareGString(@NotNull String content)