YamlUtility.Grammar.YamlParser.ParsePlainTextCharInFlow C# (CSharp) Method

        private string ParsePlainTextCharInFlow(out bool success)
        {
            int errorCount = Errors.Count;
            StringBuilder text = new StringBuilder();

            while (true)
            {
                int seq_start_position1 = position;
                char ch = MatchTerminalSet(":", false, out success);
                if (success) { text.Append(ch); }
                else
                {
                    Error("Failed to parse \":\" of PlainTextCharInFlow.");
                    break;
                }

                ch = ParseNonSpaceSep(out success);
                if (success) { text.Append(ch); }
                else
                {
                    Error("Failed to parse NonSpaceSep of PlainTextCharInFlow.");
                    position = seq_start_position1;
                }
                break;
            }
            if (success) { ClearError(errorCount); return text.ToString(); }

            while (true)
            {
                int seq_start_position2 = position;
                char ch = ParseNonSpaceSep(out success);
                if (success) { text.Append(ch); }
                else
                {
                    Error("Failed to parse NonSpaceSep of PlainTextCharInFlow.");
                    break;
                }

                ch = MatchTerminal('#', out success);
                if (success) { text.Append(ch); }
                else
                {
                    Error("Failed to parse '#' of PlainTextCharInFlow.");
                    position = seq_start_position2;
                }
                break;
            }
            if (success) { ClearError(errorCount); return text.ToString(); }

            text.Length = 0;
            char ch2 = MatchTerminalSet("\r\n\t :#,[]{}", true, out success);
            if (success)
            {
                ClearError(errorCount);
                text.Append(ch2);
                return text.ToString();
            }

            return text.ToString();
        }