Antmicro.OptionsParser.Tokenizer.ReadChar C# (CSharp) Method

        private char ReadChar()
        {
            if(position == input.Length)
            {
                return Tokenizer.NullCharacter;
            }

            if(stringPosition == input[position].Length)
            {
                stringPosition = 0;
                position++;
                return Tokenizer.EndOfString;
            }

            return input[position].ElementAt(stringPosition++);
        }