Rework Function node module integration

packages/node_modules/@node-red/registry/lib/registry.js

@@ -21,6 +21,7 @@ var fs = require("fs");
 var library = require("./library");
 const {events} = require("@node-red/util")
 var subflows = require("./subflow");
+var externalModules = require("./externalModules")
 var settings;
 var loader;
 
@@ -28,6 +29,7 @@ var nodeConfigCache = {};
 var moduleConfigs = {};
 var nodeList = [];
 var nodeConstructors = {};
+var nodeOptions = {};
 var subflowModules = {};
 
 var nodeTypeToId = {};
@@ -36,12 +38,7 @@ var moduleNodes = {};
 function init(_settings,_loader) {
     settings = _settings;
     loader = _loader;
-    moduleNodes = {};
-    nodeTypeToId = {};
-    nodeConstructors = {};
-    subflowModules = {};
-    nodeList = [];
-    nodeConfigCache = {};
+    clear();
 }
 
 function load() {
@@ -234,6 +231,7 @@ function removeNode(id) {
         if (typeId === id) {
             delete subflowModules[t];
             delete nodeConstructors[t];
+            delete nodeOptions[t];
             delete nodeTypeToId[t];
         }
     });
@@ -411,7 +409,7 @@ function getCaller(){
     return stack[0].getFileName();
 }
 
-function registerNodeConstructor(nodeSet,type,constructor) {
+function registerNodeConstructor(nodeSet,type,constructor,options) {
     if (nodeConstructors.hasOwnProperty(type)) {
         throw new Error(type+" already registered");
     }
@@ -431,6 +429,12 @@ function registerNodeConstructor(nodeSet,type,constructor) {
     }
 
     nodeConstructors[type] = constructor;
+    nodeOptions[type] = options;
+    if (options) {
+        if (options.dynamicModuleList) {
+            externalModules.register(type,options.dynamicModuleList);
+        }
+    }
     events.emit("type-registered",type);
 }
 
@@ -525,6 +529,7 @@ function clear() {
     moduleConfigs = {};
     nodeList = [];
     nodeConstructors = {};
+    nodeOptions = {};
     subflowModules = {};
     nodeTypeToId = {};
 }