update

ts/core_fetch/request.ts

@@ -8,6 +8,11 @@ import { CoreRequest as AbstractCoreRequest } from '../core_base/request.js';
 export class CoreRequest extends AbstractCoreRequest<types.ICoreRequestOptions, CoreResponse> {
   constructor(url: string, options: types.ICoreRequestOptions = {}) {
     super(url, options);
+    
+    // Check for unsupported Node.js-specific options
+    if (options.agent || options.socketPath) {
+      throw new Error('Node.js specific options (agent, socketPath) are not supported in browser/fetch implementation');
+    }
   }
 
   /**

ts/core_fetch/response.ts

@@ -4,7 +4,7 @@ import { CoreResponse as AbstractCoreResponse } from '../core_base/response.js';
 /**
  * Fetch-based implementation of Core Response class
  */
-export class CoreResponse<T = any> extends AbstractCoreResponse<T> implements types.ICoreResponse<T> {
+export class CoreResponse<T = any> extends AbstractCoreResponse<T> implements types.IFetchResponse<T> {
   private response: Response;
   private responseClone: Response;
 
@@ -12,7 +12,7 @@ export class CoreResponse<T = any> extends AbstractCoreResponse<T> implements ty
   public readonly ok: boolean;
   public readonly status: number;
   public readonly statusText: string;
-  public readonly headers: types.AbstractHeaders;
+  public readonly headers: types.Headers;
   public readonly url: string;
 
   constructor(response: Response) {

ts/core_fetch/types.ts

@@ -4,24 +4,12 @@ import * as baseTypes from '../core_base/types.js';
 export * from '../core_base/types.js';
 
 /**
- * Core request options for fetch-based implementation
- * Extends RequestInit from the Fetch API
+ * Fetch-specific response extensions
  */
-export interface ICoreRequestOptions extends RequestInit {
-  // Override method to be more specific
-  method?: baseTypes.THttpMethod;
-  // Additional options not in RequestInit
-  requestBody?: any;
-  queryParams?: { [key: string]: string };
-  timeout?: number;
-  hardDataCuttingTimeout?: number;
-  // keepAlive maps to keepalive in RequestInit
-  keepAlive?: boolean;
-}
-
-/**
- * Core response object for fetch implementation
- */
-export interface ICoreResponse<T = any> extends baseTypes.IAbstractResponse<T> {
-  // Fetch-specific properties (all from base interface)
+export interface IFetchResponse<T = any> extends baseTypes.ICoreResponse<T> {
+  // Fetch-specific methods
+  stream(): ReadableStream<Uint8Array> | null;
+  
+  // Access to raw Response object
+  raw(): Response;
 }