From cccf5c831d3bc3dd8ada84f4eea414b2448c4735 Mon Sep 17 00:00:00 2001
From: Andale-online <info@andale.online>
Date: Thu, 14 Nov 2019 10:06:02 +0100
Subject: [PATCH] Added else to switch (#149)

Closes #136
---
 .../Activities/Switch.cs                      | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/activities/Elsa.Activities.ControlFlow/Activities/Switch.cs b/src/activities/Elsa.Activities.ControlFlow/Activities/Switch.cs
index 2e1382023..f93b5f95b 100644
--- a/src/activities/Elsa.Activities.ControlFlow/Activities/Switch.cs
+++ b/src/activities/Elsa.Activities.ControlFlow/Activities/Switch.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System.Collections.Generic;
+using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
 using Elsa.Attributes;
@@ -21,10 +22,14 @@ namespace Elsa.Activities.ControlFlow.Activities
     {
         private readonly IWorkflowExpressionEvaluator expressionEvaluator;
 
+
         public Switch(IWorkflowExpressionEvaluator expressionEvaluator)
         {
             this.expressionEvaluator = expressionEvaluator;
-            Cases = new List<string>();
+            Cases = new List<string>()
+            {
+                "default"
+            };
         }
 
         [ActivityProperty(Hint = "The expression to evaluate. The evaluated value will be used to switch on.")]
@@ -46,7 +51,15 @@ namespace Elsa.Activities.ControlFlow.Activities
             CancellationToken cancellationToken)
         {
             var result = await expressionEvaluator.EvaluateAsync(Expression, workflowContext, cancellationToken);
-            return Outcome(result);
+
+            if (Cases.Contains(result) || !Cases.Contains("default"))
+            {
+                return Outcome(result);
+            }
+            else
+            {
+                return Outcome("default");
+            }
         }
     }
 }
\ No newline at end of file