LexicalAnalysis.FSAChar.RetrieveChar C# (CSharp) Method

        public Char RetrieveChar() {
            if (this._scanned.Length == 3) {
                switch (this._scanned[1]) {
                    case 'a':
                        return '\a';
                    case 'b':
                        return '\b';
                    case 'f':
                        return '\f';
                    case 'n':
                        return '\n';
                    case 'r':
                        return '\r';
                    case 't':
                        return '\t';
                    case 'v':
                        return '\v';
                    case '\'':
                        return '\'';
                    case '\"':
                        return '\"';
                    case '\\':
                        return '\\';
                    case '?':
                        return '?';
                    default:
                        return this._scanned[1];
                }
            }
            return this._scanned[0];
        }