protected override void ReParseImpl()
{
var outputWindow = OutputWindowService.TryGetPane(PredefinedOutputWindowPanes.TvlIntellisense);
Stopwatch stopwatch = Stopwatch.StartNew();
string filename = "<Unknown File>";
ITextDocument textDocument = TextDocument;
if (textDocument != null)
filename = textDocument.FilePath;
var snapshot = TextBuffer.CurrentSnapshot;
var input = new SnapshotCharStream(snapshot, new Span(0, snapshot.Length));
var lexer = new PhpLexer(input);
lexer.TokenFactory = new SnapshotTokenFactory(snapshot, lexer);
var tokens = new CommonTokenStream(lexer);
var parser = new PhpParser(tokens);
parser.BuildParseTree = true;
List<ParseErrorEventArgs> errors = new List<ParseErrorEventArgs>();
parser.AddErrorListener(new ErrorListener(filename, errors, outputWindow));
var result = parser.compileUnit();
NavigationTreesListener listener = new NavigationTreesListener();
ParseTreeWalker.Default.Walk(listener, result);
OnParseComplete(new PhpEditorNavigationParseResultEventArgs(snapshot, errors, stopwatch.Elapsed, tokens.GetTokens(), result, listener.NavigationTrees));
}
protected virtual ICharStream CreateInputStream(SnapshotSpan span)
{
SnapshotCharStream input;
if (span.Length > 1000)
{
input = new SnapshotCharStream(span.Snapshot, span.Span);
}
else
{
input = new SnapshotCharStream(span.Snapshot);
}
input.Seek(span.Start.Position);
return(input);
}