fix(overmind): use parent execution for mutation tree and flushing

Author: christianalfoni

packages/node_modules/overmind/src/index.ts

@@ -410,22 +410,26 @@ export class Overmind<ThisConfig extends IConfiguration>
         let currentOperatorId = 0
         return () => ++currentOperatorId
       })(),
-      flush: (isAsync?: boolean) => {
-        return this.proxyStateTree.flush(mutationTrees, isAsync)
-      },
-      getMutationTree: () => {
-        const mutationTree = this.proxyStateTree.getMutationTree()
+      flush: parentExecution
+        ? parentExecution.flush
+        : (isAsync?: boolean) => {
+            return this.proxyStateTree.flush(mutationTrees, isAsync)
+          },
+      getMutationTree: parentExecution
+        ? parentExecution.getMutationTree
+        : () => {
+            const mutationTree = this.proxyStateTree.getMutationTree()
 
-        mutationTrees.push(mutationTree)
+            mutationTrees.push(mutationTree)
 
-        if (this.mode.mode === MODE_TEST) {
-          mutationTree.onMutation((mutation) => {
-            this.addExecutionMutation(mutation)
-          })
-        }
+            if (this.mode.mode === MODE_TEST) {
+              mutationTree.onMutation((mutation) => {
+                this.addExecutionMutation(mutation)
+              })
+            }
 
-        return mutationTree
-      },
+            return mutationTree
+          },
       scopeValue: (value, tree) => {
         return this.scopeValue(value, tree)
       },