Fixed NullReferenceException when creating error message from Express…

…ion (#489)
shouldly · Feb 28, 2018 · 29134d4 · 29134d4
1 parent 28dd026
commit 29134d4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Shouldly/App_Packages/ExpressionStringBuilder.0.10.0/ExpressionStringBuilder.cs b/src/Shouldly/App_Packages/ExpressionStringBuilder.0.10.0/ExpressionStringBuilder.cs
@@ -81,7 +81,7 @@ protected override Expression VisitParameter(ParameterExpression node)
 
         protected override Expression VisitMember(MemberExpression node)
         {
-            if (node.Expression.NodeType == ExpressionType.Constant)
+            if (node.Expression?.NodeType == ExpressionType.Constant)
             {
                 Visit(node.Expression);
                 if (skipDot)