Exemple #1
0
        static string ReadString(SimpleStringReader reader)
        {
            var buffer = new StringBuilder();

            buffer.Append(DoubleQuote);
            reader.Advance();

            while (reader.Current != DoubleQuote)
            {
                int ch = reader.Current;
                if (ch == -1)
                {
                    throw new ParseException("Unexpectic EOF while reading string '" + buffer.ToString() + "'");
                }

                if (ch == Slash)
                {
                    reader.Advance();
                    ch = EscapeChar(reader.Current);
                }
                buffer.Append(Convert.ToChar(ch));

                reader.Advance();
            }
            buffer.Append(DoubleQuote);

            return(buffer.ToString());
        }
Exemple #2
0
 static void DiscardWhile(SimpleStringReader reader, Func <int, bool> predicate)
 {
     while (reader.Available && predicate(reader.Current))
     {
         reader.Advance();
     }
 }
Exemple #3
0
        void ProcessInput(string input)
        {
            var reader = new SimpleStringReader(input);

            while (reader.Current != -1)
            {
                if (reader.Current == SemiColon)
                {
                    DiscardWhile(reader, IsNotNewline);
                }
                else if (Conversions.ContainsKey(reader.Current))
                {
                    Emit(Conversions[reader.Current]);
                }
                else if (reader.Current == DoubleQuote)
                {
                    Emit(ReadString(reader));
                }
                else if (IsWhitespace(reader.Current))
                {
                    DiscardWhile(reader, IsWhitespace);
                    continue;
                }
                else
                {
                    Emit(ReadAtom(reader));
                    continue;
                }

                reader.Advance();
            }
        }
Exemple #4
0
        static string ReadAtom(SimpleStringReader reader)
        {
            var buffer = new StringBuilder();

            while (reader.Available && !IsAtomEnd(reader.Current))
            {
                buffer.Append(Convert.ToChar(reader.Current));
                reader.Advance();
            }
            return(buffer.ToString());
        }