public void BasicLexer_ShouldBeSane()
{
BasicLexer tokenizer = new BasicLexer();
string[] result = tokenizer.Tokenize("hello \n\tworld").ToArray();
Assert.AreEqual("hello", result[0]);
Assert.AreEqual("world", result[1]);
}
public SortedDictionary <int, IStatement> Parse(Stream inputStream, TextWriter output, TextWriter error)
{
var input = new AntlrInputStream(inputStream);
var lexer = new BasicLexer(input, output, error);
var tokens = new CommonTokenStream(lexer);
var parser = new BasicParser(tokens, output, error);
var tree = parser.program();
var visitor = new ProgramVisitor();
visitor.Visit(tree);
var statements = visitor.Statements;
return(statements);
}
static void Translate(string filename)
{
try
{
Console.WriteLine("---=== " + filename + " ===---");
string pyCode = "";
using (StreamReader fileStream = new StreamReader(filename))
{
AntlrInputStream inputStream = new AntlrInputStream(fileStream);
BasicLexer basicLexer = new BasicLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(basicLexer);
BasicParser basicParser = new BasicParser(commonTokenStream);
PyErrorListener pyErrorListener = new PyErrorListener();
basicParser.AddErrorListener(pyErrorListener);
var context = basicParser.program();
if (pyErrorListener.ExceptionList.Count > 0)
{
foreach (var msg in pyErrorListener.ExceptionList)
{
Console.WriteLine(msg);
}
}
else
{
PyVisitor visitor = new PyVisitor();
pyCode = visitor.Visit(context);
File.WriteAllText(Path.ChangeExtension(filename, "py"), pyCode);
Console.WriteLine("Successfull translated");
}
}
}
catch (Exception ex)
{
Console.WriteLine(filename + " Error: " + ex);
}
}
