public WordLangResults(string src)
{
src = src.Replace("‘", "'");
src = src.Replace("’", "'");
src = src.Replace("–", "-");
src = src.Replace("+", "+");
var inputStream = new AntlrInputStream(src);
var lexer = new WordLangLexer(inputStream);
lexer.AddErrorListener(LexerErrors);
var tokenInputStream = new AntlrInputStream(src);
var lexerForTokens = new WordLangLexer(tokenInputStream);
Tokens = lexerForTokens.GetAllTokens();
var tokenStream = new CommonTokenStream(lexer);
var parser = new WordLangParser(tokenStream);
parser.AddErrorListener(ParserErrors);
ProgramContext = parser.prog();
}
public LexerErrorListener GetLexerErrors(string src)
{
var lexerErrorHandler = new LexerErrorListener();
var inputStream = new AntlrInputStream(src);
var lexer = new WordLangLexer(inputStream);
lexer.AddErrorListener(lexerErrorHandler);
var tokenStream = new CommonTokenStream(lexer);
var tokens = lexer.GetAllTokens();
return(lexerErrorHandler);
}
public Tuple <ParserErrorListener, LexerErrorListener> GetParseErrors(string src)
{
var lexerErrorHandler = new LexerErrorListener();
var inputStream = new AntlrInputStream(src);
var lexer = new WordLangLexer(inputStream);
lexer.AddErrorListener(lexerErrorHandler);
var tokenStream = new CommonTokenStream(lexer);
var parseErrorHandler = new ParserErrorListener();
var parser = new WordLangParser(tokenStream);
parser.AddErrorListener(parseErrorHandler);
var ctx = parser.prog();
return(new Tuple <ParserErrorListener, LexerErrorListener>(parseErrorHandler, lexerErrorHandler));
}
public WordLangCompilerResults Compile(string src, VariableCollection variabels)
{
try
{
var results = new WordLangCompilerResults();
var lexerErrorListener = new LexerErrorListener();
var parserErrorListener = new ParserErrorListener();
src = src.Replace("‘", "'");
src = src.Replace("’", "'");
src = src.Replace("–", "-");
src = src.Replace("+", "+");
var inputStream = new AntlrInputStream(src);
var lexer = new WordLangLexer(inputStream);
lexer.AddErrorListener(lexerErrorListener);
var tokenStream = new CommonTokenStream(lexer);
var parser = new WordLangParser(tokenStream);
parser.AddErrorListener(parserErrorListener);
var program = parser.prog();
var errorVisitor = new ProgramToErrors(variabels);
var generalErrors = new List <GeneralError>();
generalErrors.AddRange(lexerErrorListener.Errors);
generalErrors.AddRange(parserErrorListener.Errors);
if (ConfigHelper.Config.OptionValidateVariables)
{
var variableVisitor = new ProgramToVariableErrors(variabels);
var variableErrors = variableVisitor.Visit(program);
generalErrors.AddRange(variableErrors);
}
if (generalErrors.Count == 0)
{
var detectedErrors = errorVisitor.Visit(program);
generalErrors.AddRange(detectedErrors);
var ast = _toAST.Visit(program) as AST.RuleSet;
if (ast == null)
{
generalErrors.Add(new GeneralError()
{
Message = "Fatal AST Parse Error."
});
}
else
{
_errorChecks.ForEach(errorChecker =>
{
generalErrors.AddRange(errorChecker.Check(ast));
});
results.AST = ast;
results.JSON = _toJSON.Visit(program);
}
}
results.Errors = generalErrors;
return(results);
} catch (Exception ex)
{
Console.WriteLine("Error occured in compilation" + ex);
throw ex;
}
}
