@Override
    public void doApplyFix(@NotNull Project project, @NotNull Document document, @Nullable ProblemDescriptor descriptor) {
      int line = descriptor != null && descriptor.getLineNumber() >= 0 ? descriptor.getLineNumber() : getFirstLine(document);

      if (line >= 0) {
        TextRange lineRange = getLineTextRange(document, line);

        if (!lineRange.isEmpty()) {
          document.insertString(lineRange.getStartOffset(), "\n");
        }
      }
    }
@Override
    public void doApplyFix(@NotNull Project project, @NotNull Document document, @Nullable ProblemDescriptor descriptor)