guard against nulls in PipelineBuilder.Dispose

BrighterCommand · Sep 29, 2017 · ea40ba7 · ea40ba7
1 parent cd0d0b1
commit ea40ba7
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/src/Paramore.Darker/PipelineBuilder.cs b/src/Paramore.Darker/PipelineBuilder.cs
@@ -166,11 +166,14 @@ public void Dispose()
         {
             _logger.DebugFormat("Disposing pipeline; releasing handler and decorators.");
 
-            _handlerFactory.Release(_handler);
+            _handlerFactory?.Release(_handler);
 
-            foreach (var decorator in _decorators)
+            if (_decorators != null && _decorators.Any())
             {
-                _decoratorFactory.Release(decorator);
+                foreach (var decorator in _decorators)
+                {
+                    _decoratorFactory.Release(decorator);
+                }
             }
         }
     }