static void Try(string input)
{
var str = new AntlrInputStream(input);
var lexer = new DartLexer(str);
var tokens = new CommonTokenStream(lexer);
var parser = new DartParser(tokens);
var listener_lexer = new ErrorListener <int>();
var listener_parser = new ErrorListener <IToken>();
lexer.AddErrorListener(listener_lexer);
parser.AddErrorListener(listener_parser);
var tree = parser.libraryDefinition();
if (display_tokens)
{
foreach (var t in tokens.GetTokens())
{
System.Console.WriteLine(t.ToString());
}
}
if (display_tree)
{
System.Console.WriteLine(TreeOutput.OutputTree(tree, lexer, tokens).ToString());
}
if (listener_lexer.had_error || listener_parser.had_error)
{
System.Console.WriteLine("error in parse.");
throw new Exception();
}
else
{
System.Console.WriteLine("parse completed.");
}
}
public IList<ClassificationSpan> GetClassificationSpans(SnapshotSpan span)
{
var calassificationSpans = new List<ClassificationSpan>();
var lexer = new DartLexer(new ANTLRStringStream(_buffer.CurrentSnapshot.GetText(span)));
for (var token = lexer.NextToken(); token.Type != DartLexer.EOF; token = lexer.NextToken())
{
IClassificationType classificationType;
if (_registry.TryGetGetClassificationType(token.Type, out classificationType))
{
ClassificationSpan classificationSpan;
if (TryCreateClassificationSpan(span, token, classificationType, out classificationSpan))
{
calassificationSpans.Add(classificationSpan);
}
}
}
return calassificationSpans;
}
public IList <ClassificationSpan> GetClassificationSpans(SnapshotSpan span)
{
var calassificationSpans = new List <ClassificationSpan>();
var lexer = new DartLexer(new ANTLRStringStream(_buffer.CurrentSnapshot.GetText(span)));
for (var token = lexer.NextToken(); token.Type != DartLexer.EOF; token = lexer.NextToken())
{
IClassificationType classificationType;
if (_registry.TryGetGetClassificationType(token.Type, out classificationType))
{
ClassificationSpan classificationSpan;
if (TryCreateClassificationSpan(span, token, classificationType, out classificationSpan))
{
calassificationSpans.Add(classificationSpan);
}
}
}
return(calassificationSpans);
}
