apollo-env/src/fetch/fetch.ts

import { Agent as HttpAgent } from "http";
import { Agent as HttpsAgent } from "https";

export type RequestAgent = HttpAgent | HttpsAgent;

export type ReferrerPolicy =
  | ""
  | "no-referrer"
  | "no-referrer-when-downgrade"
  | "same-origin"
  | "origin"
  | "strict-origin"
  | "origin-when-cross-origin"
  | "strict-origin-when-cross-origin"
  | "unsafe-url";

export {
  default as fetch,
  Request,
  Response,
  Headers,
  ResponseInit,
  BodyInit,
  RequestInfo,
  HeadersInit,
  Body,
  RequestInit,
  RequestMode,
  RequestCredentials,
  RequestCache,
  RequestRedirect,
} from "node-fetch";