Esempio n. 1
0
        internal SkryptParser.ProgramContext ParseProgram(string source, ParserOptions options)
        {
            ErrorHandler.Source = source;

            var errorHandler = new CompileErrorHandler(this, source)
            {
                Tolerant = options.Tolerant
            };

            var errorListener = new ErrorListener(this, errorHandler);

            var inputStream = new AntlrInputStream(source);
            var skryptLexer = new SkryptLexer(inputStream)
            {
                Engine = this,
                CompileErrorHandler = errorHandler
            };

            skryptLexer.RemoveErrorListeners();
            skryptLexer.AddErrorListener(errorListener);

            var commonTokenStream = new CommonTokenStream(skryptLexer);

            Parser = new SkryptParser(commonTokenStream)
            {
                Engine              = this,
                TokenStream         = commonTokenStream,
                CompileErrorHandler = errorHandler
            };

            Parser.RemoveErrorListeners();
            Parser.AddErrorListener(errorListener);

            Parser.GlobalEnvironment = GlobalEnvironment;

            var program = Parser.program();

            Parser.LinkLexicalEnvironments(program, GlobalEnvironment);

            if (errorHandler.Errors.Count > 0 && options.ReportErrors)
            {
                var sorted = errorHandler.Errors.OrderBy(x => x.File).ThenBy(x => x.Line).ThenBy(x => x.Column);

                foreach (var err in sorted)
                {
                    ErrorHandler.ReportError(err);
                }
            }

            return(program);
        }
 public ErrorListener(SkryptEngine engine, CompileErrorHandler compileErrorHandler)
 {
     _engine = engine;
     _compileErrorHandler = compileErrorHandler;
 }