Exemplo n.º 1
0
        private static void Main(string[] args)
        {
            try
            {
                string filename = ProcessOptions(args);

                if (filename == null)
                    return;

                Assembly assm = Assembly.GetExecutingAssembly();
                object info = Attribute.GetCustomAttribute(assm, typeof(AssemblyInformationalVersionAttribute));
                versionInfo = ((AssemblyInformationalVersionAttribute)info).InformationalVersion;

                Parser parser = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List<State> states = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();
                if (!grammar.CheckGrammar())
                    throw new Exception("Non-terminating grammar");

                if (REPORT)
                    generator.Report();
                else
                {
                    CodeGenerator code = new CodeGenerator();
                    code.Generate(states, grammar);
                }
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            catch (System.Exception e)
            {
                Console.Error.WriteLine("Unexpected Error {0}", e.Message);
            }
        }
Exemplo n.º 2
0
		private static void Main(string[] args)
		{
			try
			{
				string filename;
				string text;
				string log;
				if (GPCG.ProcessOptions(args, out filename, out text, out log))
				{
					using (TextWriter textWriter = (text != null) ? File.CreateText(text) : Console.Out)
					{
						Parser parser = new Parser();
						Grammar grammar = parser.Parse(filename);
						LALRGenerator lALRGenerator = new LALRGenerator(grammar);
						List<State> states = lALRGenerator.BuildStates();
						lALRGenerator.ComputeLookAhead();
						lALRGenerator.BuildParseTable();
						if (GPCG.REPORT)
						{
							lALRGenerator.Report(log);
						}
						CodeGenerator codeGenerator = new CodeGenerator(textWriter);
						codeGenerator.Generate(states, grammar);
					}
				}
			}
			catch (Scanner.ParseException ex)
			{
				Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", ex.line, ex.column, ex.Message);
			}
			catch (Exception ex2)
			{
				Console.Error.WriteLine("Unexpected Error {0}", ex2.Message);
				Console.Error.WriteLine("Please report to [email protected]");
			}
		}
Exemplo n.º 3
0
        private static void Main(string[] args)
        {
            try
            {
                string filename = ProcessOptions(args);

                if (filename == null)
                    return;

                Parser parser = new Parser();
                Grammar grammar = parser.Parse(filename);

                LALRGenerator generator = new LALRGenerator(grammar);
                List<State> states = generator.BuildStates();
                generator.ComputeLookAhead();
                generator.BuildParseTable();
                if (!grammar.CheckGrammar())
                    throw new Exception("Non-terminating grammar");

                if (REPORT)
                    generator.Report();
                else
                {
                    CodeGenerator code = new CodeGenerator();
                    code.Generate(states, grammar);
                }
            }
            catch (Scanner.ParseException e)
            {
                Console.Error.WriteLine("Parse error (line {0}, column {1}): {2}", e.line, e.column, e.Message);
            }
            catch (System.Exception e)
            {
                Console.Error.WriteLine("Unexpected Error {0}", e.Message);
            }
        }