#1602 Update of handling of nested subgraphs

cypress/platform/current.html

@@ -75,19 +75,48 @@ stateDiagram-v2
       </div>
       </div>
       <div class="mermaid" style="width: 50%; height: 20%;">
+%% this does not produce the desired result
+flowchart TB
+  subgraph container_Beta
+    process_C-->Process_D
+  end
+  subgraph container_Alpha
+    process_A-->process_B
+    process_B-->|via_AWSBatch|container_Beta
+    process_A-->|messages|process_C
+  end
+
+      </div>
+      <div class="mermaid" style="width: 50%; height: 20%;">
         %%{init: {'theme': 'base', 'themeVariables': { 'primaryColor': '#ff0000'}}}%%
-classDiagram
-	Animal <|-- Duck
+flowchart TB
+    b-->B
+    a-->c
+    subgraph O
+      A
+    end
+    subgraph B
+      c
+    end
+    subgraph A
+        a
+        b
+        B
+    end
 
       </div>
       <div class="mermaid2" style="width: 50%; height: 20%;">
-graph TD
-          A(Start) --> B[/Another/]
-          A[/Another/] --> C[End]
-          subgraph section
-            B
-            C
-          end
+flowchart TB
+  subgraph O
+    A
+  end
+  subgraph A
+    b-->B
+    a-->c
+  end
+  subgraph B
+    c
+  end
       </div>
       <div class="mermaid2" style="width: 50%; height: 20%;">
 sequenceDiagram