Encog.Util.CSV.ReadCSV.ParseCharSep C# (CSharp) Method

        private IList<String> ParseCharSep(string line)
        {
            var item = new StringBuilder();
            var result = new List<String>();
            bool quoted = false;
            bool hadQuotes = false;

            for (int i = 0; i < line.Length; i++)
            {
                char ch = line[i];
                if ((ch == Format.Separator) && !quoted)
                {
                    String s = item.ToString();
                    if (!hadQuotes)
                    {
                        s = s.Trim();
                    }
                    result.Add(s);
                    item.Length = 0;
                    quoted = false;
                    hadQuotes = false;
                }
                else if ((ch == '\"') && quoted)
                {
                    quoted = false;
                }
                else if ((ch == '\"') && (item.Length == 0))
                {
                    hadQuotes = true;
                    quoted = true;
                }
                else
                {
                    item.Append(ch);
                }
            }

            if (item.Length > 0)
            {
                String s = item.ToString();
                if (!hadQuotes)
                {
                    s = s.Trim();
                }
                result.Add(s);
            }

            return result;
        }