fix(core): update

ts/index.ts

@@ -9,7 +9,11 @@ export interface IWebrequestContructorOptions {
  */
 export class WebRequest {
   private static polyfillStatusEvaluated = false;
-  private static neededPolyfillsLoadedDeferred = plugins.smartpromise.defer();
+  private static neededPolyfillsLoadedDeferred = plugins.smartpromise.defer<{
+    fetch: typeof fetch,
+    Response: typeof Response,
+    AbortController: typeof AbortController
+  }>();
   public static async loadNeededPolyfills() {
     if (this.polyfillStatusEvaluated) {
       return this.neededPolyfillsLoadedDeferred.promise;
@@ -18,11 +22,19 @@ export class WebRequest {
     const smartenv = new plugins.smartenv.Smartenv();
     if (!smartenv.isBrowser) {
       this.polyfillStatusEvaluated = true;
-      const fetchMod = await smartenv.getSafeNodeModule('node-fetch');
-      globalThis.Response = fetchMod.Response;
-      globalThis.fetch = fetchMod.default;
+      const fetchMod = await smartenv.getSafeNodeModule('@adobe/helix-fetch');
+      this.neededPolyfillsLoadedDeferred.resolve({
+        fetch: fetchMod.fetch,
+        Response: fetchMod.Response,
+        AbortController: fetchMod.AbortSignal
+      });
+    } else {
+      this.neededPolyfillsLoadedDeferred.resolve({
+        fetch: globalThis.fetch,
+        Response: globalThis.Response,
+        AbortController: globalThis.AbortController
+      });
     }
-    this.neededPolyfillsLoadedDeferred.resolve();
   }
 
   public cacheStore = new plugins.webstore.WebStore({
@@ -103,8 +115,8 @@ export class WebRequest {
       timeoutMs?: number;
     }
   ) {
-    await WebRequest.neededPolyfillsLoadedDeferred.promise;
-    const controller = new AbortController();
+    const fetchObject = await WebRequest.neededPolyfillsLoadedDeferred.promise;
+    const controller = new fetchObject.AbortController();
     if (optionsArg.timeoutMs) {
       plugins.smartdelay.delayFor(optionsArg.timeoutMs).then(() => {
         controller.abort();
@@ -118,7 +130,7 @@ export class WebRequest {
     } else {
       cachedResponseDeferred.resolve(null);
     }
-    let response: Response = await fetch(urlArg, {
+    let response: Response = await fetchObject.fetch(urlArg, {
       signal: controller.signal,
       method: optionsArg.method,
       headers: {