Add SubflowModule class for running subflow modules

packages/node_modules/@node-red/runtime/lib/flows/Subflow.js

@@ -504,11 +504,49 @@ function remapSubflowNodes(nodes,nodeMap) {
     }
 }
 
+class SubflowModule extends Subflow {
+    /**
+     * Create a Subflow Module object.
+     * This is a node that has been published as a subflow.
+     * @param {[type]} parent          [description]
+     * @param {[type]} globalFlow      [description]
+     * @param {[type]} subflowDef      [description]
+     * @param {[type]} subflowInstance [description]
+     */
+    constructor(type, parent,globalFlow,subflowDef,subflowInstance) {
+        super(parent,globalFlow,subflowDef,subflowInstance);
+        this.TYPE = `module:${type}`;
+        this.subflowType = type;
+    }
+
+    /**
+     * [log description]
+     * @param  {[type]} msg [description]
+     * @return {[type]}     [description]
+     */
+    log(msg) {
+        if (msg.id) {
+            msg.id = this.id
+        }
+        if (msg.type) {
+            msg.type = this.subflowType
+        }
+        super.log(msg);
+    }
+
+}
+
 function createSubflow(parent,globalFlow,subflowDef,subflowInstance) {
     return new Subflow(parent,globalFlow,subflowDef,subflowInstance)
 }
 
+
+function createModuleInstance(type, parent,globalFlow,subflowDef,subflowInstance) {
+    return new SubflowModule(type, parent,globalFlow,subflowDef,subflowInstance);
+}
+
 module.exports = {
     init: function(runtime) {},
-    create: createSubflow
+    create: createSubflow,
+    createModuleInstance: createModuleInstance
 }

packages/node_modules/@node-red/runtime/lib/flows/util.js

@@ -120,7 +120,8 @@ function createNode(flow,config) {
                 }
             })
 
-            var subflow = require("./Subflow").create(
+            var subflow = require("./Subflow").createModuleInstance(
+                nodeTypeConstructor.type,
                 flow,
                 flow.global,
                 subflowConfig.subflows[nodeTypeConstructor.subflow.id],