/// <summary>
/// Builds initial AST. Subsequent updates should be coming from a background thread.
/// </summary>
public void Build()
{
if (_ownerThread != Thread.CurrentThread.ManagedThreadId)
{
throw new ThreadStateException("Method should only be called on the main thread");
}
var sw = Stopwatch.StartNew();
TreeUpdateTask.Cancel();
if (TextBuffer != null)
{
TextSnapshot = TextBuffer.CurrentSnapshot;
_astRoot = RParser.Parse(new TextProvider(TextBuffer.CurrentSnapshot));
}
TreeUpdateTask.ClearChanges();
// Fire UpdatesPending notification, even though we don't have ranges for the event
List <TextChangeEventArgs> textChanges = new List <TextChangeEventArgs>();
FireOnUpdatesPending(textChanges);
FireOnUpdateBegin();
FireOnUpdateCompleted(TreeUpdateType.NewTree);
sw.Stop();
}
