public static BackgroundParserTask CreateAndStart(RazorEditorParser parser, TextChange change, Block parseTree)
{
CancellationTokenSource cancelSource = new CancellationTokenSource();
BackgroundParserTask task = new BackgroundParserTask()
{
CancelSource = cancelSource
};
CancellationToken token = cancelSource.Token;
task.Task = Task.Factory.StartNew(() => {
try {
Interlocked.Increment(ref _activeTaskCount);
parser.ProcessChange(token, change, parseTree);
}
catch (OperationCanceledException) {
}
#if DEBUG
catch (Exception ex) {
if (Debugger.IsAttached)
{
throw;
}
Debug.Fail("Unexpected exception thrown by parser task", ex.ToString());
}
#else
catch (Exception) {
}
#endif
}, token);
return(task);
}
protected internal virtual void QueueFullReparse(TextChange change)
{
if (_currentTask != null)
{
_currentTask.Dispose();
}
_currentTask = BackgroundParserTask.CreateAndStart(this, change, _currentParseTree);
}
public static BackgroundParserTask CreateAndStart(RazorEditorParser parser, TextChange change, Block parseTree) {
CancellationTokenSource cancelSource = new CancellationTokenSource();
BackgroundParserTask task = new BackgroundParserTask() {
CancelSource = cancelSource
};
CancellationToken token = cancelSource.Token;
task.Task = Task.Factory.StartNew(() => {
try {
Interlocked.Increment(ref _activeTaskCount);
parser.ProcessChange(token, change, parseTree);
}
catch (OperationCanceledException) {
}
#if DEBUG
catch (Exception ex) {
if (Debugger.IsAttached) {
throw;
}
Debug.Fail("Unexpected exception thrown by parser task", ex.ToString());
}
#else
catch (Exception) {
}
#endif
}, token);
return task;
}
protected internal virtual void QueueFullReparse(TextChange change) {
if (_currentTask != null) {
_currentTask.Dispose();
}
_currentTask = BackgroundParserTask.CreateAndStart(this, change, _currentParseTree);
}
