public Task PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysisEntry)
{
Console.WriteLine($"New entry in {e.AnalysisEntry?.Analyzer}");
if (e.AnalysisEntry != null)
{
var tcs = Interlocked.Exchange(ref _tcs, null);
tcs?.SetResult(e.AnalysisEntry);
}
}
return(Task.CompletedTask);
}
public Task PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
if (_info.LastAnalysisReceivedVersion.VersionNumber >= _info.Buffer.CurrentSnapshot.Version.VersionNumber)
{
try {
_event.Set();
} catch (ObjectDisposedException) {
}
_info.RemoveSink(this);
}
}
return(Task.CompletedTask);
}
async Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (_triggerEvents.Contains(e.Event))
{
await OnNewAnalysis(sender, e.AnalysisEntry);
}
}
/// <summary>
/// Wired to parser event for when the parser has completed parsing a new tree and we need
/// to update the navigation bar with the new data.
/// </summary>
async Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewParseTree)
{
AnalysisEntry analysisEntry = e.AnalysisEntry;
await RefreshNavigationsFromAnalysisEntry(analysisEntry);
}
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
return(OnNewAnalysisAsync(sender, e.AnalysisEntry));
}
else if (e.Event == PythonTextBufferInfoEvents.NewTextBufferInfo)
{
var entry = sender.AnalysisEntry;
if (entry != null)
{
return(OnNewAnalysisAsync(sender, entry));
}
}
return(Task.CompletedTask);
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
switch (e.Event)
{
case PythonTextBufferInfoEvents.TextContentChangedLowPriority:
lock (this) {
// only immediately re-parse on line changes after we've seen a text change.
var ne = (e as PythonTextBufferInfoNestedEventArgs)?.NestedEventArgs as TextContentChangedEventArgs;
if (_parsing)
{
// we are currently parsing, just reque when we complete
_requeue = true;
_timer.Change(Timeout.Infinite, Timeout.Infinite);
}
else if (_parseImmediately)
{
// we are a test buffer, we should requeue immediately
Requeue();
}
else if (ne == null)
{
// failed to get correct type for this event
Debug.Fail("Failed to get correct event type");
}
else if (LineAndTextChanges(ne))
{
// user pressed enter, we should requeue immediately
Requeue();
}
else
{
// parse if the user doesn't do anything for a while.
_textChange = IncludesTextChanges(ne);
_timer.Change(ReparseDelay, Timeout.Infinite);
}
}
break;
case PythonTextBufferInfoEvents.DocumentEncodingChanged:
lock (this) {
if (_parsing)
{
// we are currently parsing, just reque when we complete
_requeue = true;
_timer.Change(Timeout.Infinite, Timeout.Infinite);
}
else
{
Requeue();
}
}
break;
}
return(Task.CompletedTask);
}
/// <summary>
/// Wired to parser event for when the parser has completed parsing a new tree and we need
/// to update the navigation bar with the new data.
/// </summary>
async Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewParseTree)
{
var dropDownBar = _dropDownBar;
if (dropDownBar == null)
{
return;
}
var navigations = await _uiThread.InvokeTask(() => e.AnalysisEntry.Analyzer.GetNavigationsAsync(_textView));
lock (_navigationsLock) {
_navigations = navigations;
for (int i = 0; i < _curSelection.Length; i++)
{
_curSelection[i] = -1;
}
}
Action callback = () => CaretPositionChanged(
this,
new CaretPositionChangedEventArgs(
_textView,
_textView.Caret.Position,
_textView.Caret.Position
)
);
try {
await _dispatcher.BeginInvoke(callback, DispatcherPriority.Background);
} catch (TaskCanceledException) {
}
}
}
public async Task PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
var snapshot = _info.LastAnalysisSnapshot;
for (int retries = 100; retries > 0 && (snapshot = _info.LastAnalysisSnapshot) == null; --retries)
{
await Task.Delay(100);
}
if (snapshot == null)
{
throw new NullReferenceException("LastAnalysisSnapshot was not set");
}
if (snapshot.Version.VersionNumber >= _info.Buffer.CurrentSnapshot.Version.VersionNumber)
{
try {
_event.Set();
} catch (ObjectDisposedException) {
}
_info.RemoveSink(this);
}
}
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
SuggestedActionsChanged?.Invoke(this, EventArgs.Empty);
}
return(Task.CompletedTask);
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysisEntry)
{
return(OnNewAnalysisEntryAsync(sender, e.AnalysisEntry));
}
else if (e.Event == PythonTextBufferInfoEvents.TextContentChangedOnBackgroundThread)
{
return(OnTextContentChangedAsync(sender, (e as PythonTextBufferInfoNestedEventArgs)?.NestedEventArgs as TextContentChangedEventArgs));
}
else if (e.Event == PythonTextBufferInfoEvents.NewTextBufferInfo)
{
var entry = sender.AnalysisEntry;
if (entry != null)
{
return(OnNewAnalysisEntryAsync(sender, entry));
}
}
return(Task.CompletedTask);
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysisEntry)
{
return(OnNewAnalysisEntryAsync(sender, e.AnalysisEntry));
}
else if (e.Event == PythonTextBufferInfoEvents.ContentTypeChanged)
{
_tokenCache.Clear();
}
else if (e.Event == PythonTextBufferInfoEvents.TextContentChanged)
{
return(OnTextContentChangedAsync(sender, (e as PythonTextBufferInfoNestedEventArgs)?.NestedEventArgs as TextContentChangedEventArgs));
}
return(Task.CompletedTask);
}
async Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewParseTree)
{
// TODO: Reconsider whether we process asynchronously and then marshal
// at the end.
await _services.Site.GetUIThread().InvokeTask(() => UpdateTagsAsync(sender, e.AnalysisEntry));
}
}
Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
return(OnNewAnalysisAsync(sender, e.AnalysisEntry));
}
return(Task.CompletedTask);
}
async Task IPythonTextBufferInfoEventSink.PythonTextBufferEventAsync(PythonTextBufferInfo sender, PythonTextBufferInfoEventArgs e)
{
if (e.Event == PythonTextBufferInfoEvents.NewAnalysis)
{
await OnNewAnalysis(sender, e.AnalysisEntry);
}
}
