private void MoveCaretToSection(string padded, string section) { var index = GetStartOfSection(padded, section); if (index != -1) { _rtb.Select(index - 1, 0); _rtb.ScrollToCaret(); var i = GetAppendIndex(padded, index); Helper.RequireTrue(i != -1); _rtb.Select(i - 1, 0); } }