public BackgroundCompilation(CompilationTaggerProvider provider, ITextBuffer textBuffer)
{
this.provider = provider;
this.textBuffer = new WeakReference <ITextBuffer>(textBuffer);
this.cancellationTokenSource = new CancellationTokenSource();
this.compilationSnapshot = MetaDslx.VisualStudio.Classification.CompilationSnapshot.Default;
this.backgroundCompilationSnapshot = MetaDslx.VisualStudio.Classification.CompilationSnapshot.Default;
}
private void BackgroundWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
{
CompilationSnapshot oldCompilation = this.backgroundCompilationSnapshot;
if (this.compilationSnapshot != oldCompilation)
{
Interlocked.Exchange(ref this.compilationSnapshot, this.backgroundCompilationSnapshot);
this.CompilationChanged?.Invoke(this, new CompilationChangedEventArgs(oldCompilation, this.compilationSnapshot));
}
}
public CompilationErrorsSnapshot Update(string filePath, CompilationSnapshot compilationSnapshot)
{
Debug.Assert(this.NextSnapshot == null);
Interlocked.CompareExchange(ref this.NextSnapshot, new CompilationErrorsSnapshot(filePath, this.versionNumber + 1, compilationSnapshot), null);
return(this.NextSnapshot);
}
internal CompilationErrorsSnapshot(string filePath, int versionNumber, CompilationSnapshot compilationSnapshot)
{
this.filePath = filePath;
this.versionNumber = versionNumber;
this.compilationSnapshot = compilationSnapshot;
}
public CompilationChangedEventArgs(CompilationSnapshot oldCompilation, CompilationSnapshot newCompilation)
{
this.OldCompilation = oldCompilation;
this.NewCompilation = newCompilation;
}
internal void UpdateErrors(string filePath, CompilationSnapshot compilationSnapshot)
{
Interlocked.Exchange(ref this.currentSnapshot, this.currentSnapshot.Update(filePath, compilationSnapshot));
}