IniParser.Model.Configuration.IniParserConfiguration.RecreateSectionRegex C# (CSharp) Method

        private void RecreateSectionRegex(char value)
        {
            if (char.IsControl(value)
                || char.IsWhiteSpace(value)
                || CommentString.Contains(new string(new [] {value}))
                || value == KeyValueAssigmentChar)
                throw new Exception(string.Format("Invalid character for section delimiter: '{0}", value));

            string builtRegexString = _strSectionRegexStart;

            if (_strSpecialRegexChars.Contains(new string(_sectionStartChar, 1)))
                builtRegexString += "\\" + _sectionStartChar;
            else builtRegexString += _sectionStartChar;

            builtRegexString += _strSectionRegexMiddle;

            if (_strSpecialRegexChars.Contains(new string(_sectionEndChar, 1)))
                builtRegexString += "\\" + _sectionEndChar;
            else
                builtRegexString += _sectionEndChar;

            builtRegexString += _strSectionRegexEnd;

            SectionRegex = new Regex(builtRegexString);
        }