@Override
  protected void invoke(@NotNull ActionContext context, @NotNull PsiDocComment element, @NotNull ModPsiUpdater updater) {
    String commentText = element.getText();
    String prefix = commentText.substring(0, myStartOffsetInDocComment);
    String urlAndMaybeText = commentText.substring(myStartOffsetInDocComment, myEndOffsetInDocComment);
    String suffix = commentText.substring(myEndOffsetInDocComment);
    int urlEnd = urlAndMaybeText.indexOf(' ');
    String text;
    if (urlEnd > 0) {
      text = urlAndMaybeText.substring(urlEnd).trim();
      urlAndMaybeText = urlAndMaybeText.substring(0, urlEnd);
    }
    else {
      text = "...";
    }
    String wrappedLink = "<a href=\"" + urlAndMaybeText + "\">" + text + "</a>";
    CommentTracker ct = new CommentTracker();
    PsiElement replacement = ct.replace(element, prefix + wrappedLink + suffix);
    int start = replacement.getTextRange().getStartOffset() + prefix.length() + urlAndMaybeText.length() + 11;
    updater.select(TextRange.from(start, text.length()));
  }
@Override
  protected void invoke(@NotNull ActionContext context, @NotNull PsiDocComment element, @NotNull ModPsiUpdater updater)