export interceptor to type def file (#3318)

* export interceptor to type def file

Fixes: #3308

* fixup! add a test

* fixup! add retry, redirect, dump and remove createRedirectInterceptor

---------

Co-authored-by: jake li <[email protected]>

Author: jakecastelli

test/imports/undici-import.ts

@@ -1,5 +1,10 @@
 import { request } from '../../'
+import { interceptors } from '../../'
 
 async function exampleCode() {
+  const retry = interceptors.retry()
+  const rd = interceptors.redirect()
+  const dump = interceptors.dump()
+
   await request('http://localhost:3000/foo')
 }

types/index.d.ts

@@ -18,6 +18,7 @@ import EnvHttpProxyAgent from './env-http-proxy-agent'
 import RetryHandler from'./retry-handler'
 import RetryAgent from'./retry-agent'
 import { request, pipeline, stream, connect, upgrade } from './api'
+import interceptors from './interceptors'
 
 export * from './util'
 export * from './cookies'
@@ -32,7 +33,7 @@ export * from './content-type'
 export * from './cache'
 export { Interceptable } from './mock-interceptor'
 
-export { Dispatcher, BalancedPool, Pool, Client, buildConnector, errors, Agent, request, stream, pipeline, connect, upgrade, setGlobalDispatcher, getGlobalDispatcher, setGlobalOrigin, getGlobalOrigin, MockClient, MockPool, MockAgent, mockErrors, ProxyAgent, EnvHttpProxyAgent, RedirectHandler, DecoratorHandler, RetryHandler, RetryAgent }
+export { Dispatcher, BalancedPool, Pool, Client, buildConnector, errors, Agent, request, stream, pipeline, connect, upgrade, setGlobalDispatcher, getGlobalDispatcher, setGlobalOrigin, getGlobalOrigin, interceptors, MockClient, MockPool, MockAgent, mockErrors, ProxyAgent, EnvHttpProxyAgent, RedirectHandler, DecoratorHandler, RetryHandler, RetryAgent }
 export default Undici
 
 declare namespace Undici {