style patterns

lib/statistics/variance/Variance.Quantower.cs

@@ -52,7 +52,9 @@ public sealed class VarianceIndicator : Indicator, IWatchlistIndicator
     protected override void OnUpdate(UpdateArgs args)
     {
         if (args.Reason != UpdateReason.NewBar && args.Reason != UpdateReason.HistoricalBar)
+        {
             return;
+        }
 
         var item = this.HistoricalData[this.Count - 1, SeekOriginHistory.Begin];
         double value = _priceSelector(item);