Update handling of redirect/404 throw to cross server->client boundary

packages/next/client/components/layout-router.client.tsx

@@ -309,8 +309,9 @@ class RedirectErrorBoundary extends React.Component<
   }
 
   static getDerivedStateFromError(error: any) {
-    if (error.digest === 'NEXT_REDIRECT') {
-      return { redirect: error.url }
+    if (error.digest?.startsWith('NEXT_REDIRECT')) {
+      const url = error.digest.split(';')[1]
+      return { redirect: url }
     }
     // Re-throw if error is not for 404
     throw error
@@ -354,7 +355,7 @@ class NotFoundErrorBoundary extends React.Component<
   }
 
   static getDerivedStateFromError(error: any) {
-    if (error.code === 'NEXT_NOT_FOUND') {
+    if (error.digest === 'NEXT_NOT_FOUND') {
       return { notFoundTriggered: true }
     }
     // Re-throw if error is not for 404

packages/next/client/components/not-found.ts

@@ -2,7 +2,7 @@ export const NOT_FOUND_ERROR_CODE = 'NEXT_NOT_FOUND'
 
 export function notFound() {
   // eslint-disable-next-line no-throw-literal
-  throw {
-    code: NOT_FOUND_ERROR_CODE,
-  }
+  const error = new Error(NOT_FOUND_ERROR_CODE)
+  ;(error as any).digest = NOT_FOUND_ERROR_CODE
+  throw error
 }

packages/next/client/components/redirect.ts

@@ -3,7 +3,6 @@ export const REDIRECT_ERROR_CODE = 'NEXT_REDIRECT'
 export function redirect(url: string) {
   // eslint-disable-next-line no-throw-literal
   const error = new Error(REDIRECT_ERROR_CODE)
-  ;(error as any).url = url
-  ;(error as any).digest = REDIRECT_ERROR_CODE
+  ;(error as any).digest = REDIRECT_ERROR_CODE + ';' + url
   throw error
 }

packages/next/export/worker.ts

@@ -30,6 +30,7 @@ import { addRequestMeta } from '../server/request-meta'
 import { normalizeAppPath } from '../shared/lib/router/utils/app-paths'
 import { REDIRECT_ERROR_CODE } from '../client/components/redirect'
 import { DYNAMIC_ERROR_CODE } from '../client/components/hooks-server-context'
+import { NOT_FOUND_ERROR_CODE } from '../client/components/not-found'
 
 loadRequireHook()
 const envConfig = require('../shared/lib/runtime-config')
@@ -419,7 +420,8 @@ export default async function exportPage({
           } catch (err: any) {
             if (
               err.digest !== DYNAMIC_ERROR_CODE &&
-              err.digest !== REDIRECT_ERROR_CODE
+              err.digest !== NOT_FOUND_ERROR_CODE &&
+              !err.digest?.startsWith(REDIRECT_ERROR_CODE)
             ) {
               throw err
             }

packages/next/server/app-render.tsx

@@ -31,6 +31,7 @@ import type { ComponentsType } from '../build/webpack/loaders/next-app-loader'
 import { REDIRECT_ERROR_CODE } from '../client/components/redirect'
 import { NextCookies } from './web/spec-extension/cookies'
 import { DYNAMIC_ERROR_CODE } from '../client/components/hooks-server-context'
+import { NOT_FOUND_ERROR_CODE } from '../client/components/not-found'
 
 const INTERNAL_HEADERS_INSTANCE = Symbol('internal for headers readonly')
 
@@ -173,7 +174,8 @@ function createErrorHandler(
     if (
       // TODO-APP: Handle redirect throw
       err.digest !== DYNAMIC_ERROR_CODE &&
-      err.digest !== REDIRECT_ERROR_CODE
+      err.digest !== NOT_FOUND_ERROR_CODE &&
+      !err.digest?.startsWith(REDIRECT_ERROR_CODE)
     ) {
       // Used for debugging error source
       // console.error(_source, err)
@@ -1299,10 +1301,6 @@ export async function renderToHTMLOrFlight(
           flushEffectsToHead: true,
         })
       } catch (err: any) {
-        if (err.digest === REDIRECT_ERROR_CODE) {
-          throw err
-        }
-
         // TODO-APP: show error overlay in development. `element` should probably be wrapped in AppRouter for this case.
         const renderStream = await renderToInitialStream({
           ReactDOMServer,
@@ -1358,21 +1356,7 @@ export async function renderToHTMLOrFlight(
       return new RenderResult(staticHtml)
     }
 
-    try {
-      return new RenderResult(await bodyResult())
-    } catch (err: any) {
-      if (err.digest === REDIRECT_ERROR_CODE) {
-        ;(renderOpts as any).pageData = {
-          pageProps: {
-            __N_REDIRECT: err.url,
-            __N_REDIRECT_STATUS: 307,
-          },
-        }
-        ;(renderOpts as any).isRedirect = true
-        return RenderResult.fromStatic('')
-      }
-      throw err
-    }
+    return new RenderResult(await bodyResult())
   }
 
   const initialStaticGenerationStore = {

test/e2e/app-dir/index.test.ts

@@ -1490,8 +1490,7 @@ describe('app dir', () => {
           await browser.waitForElementByCss('#not-found-component').text()
         ).toBe('404!')
       })
-
-      it('should trigger 404 client-side', async () => {
+      ;(isDev ? it.skip : it)('should trigger 404 client-side', async () => {
         const browser = await webdriver(next.url, '/not-found/client-side')
         await browser
           .elementByCss('button')