System.Xml.XmlTextReaderImpl.ParseEntityName C# (CSharp) Method

        private string ParseEntityName()
        {
            int endPos;
            try
            {
                endPos = ParseName();
            }
            catch (XmlException)
            {
                Throw(SR.Xml_ErrorParsingEntityName);
                return null;
            }

            // check ';'
            if (_ps.chars[endPos] != ';')
            {
                Throw(SR.Xml_ErrorParsingEntityName);
            }

            string entityName = _nameTable.Add(_ps.chars, _ps.charPos, endPos - _ps.charPos);
            _ps.charPos = endPos + 1;
            return entityName;
        }