Download next.js/test/e2e/app-dir/app/middleware.js from Devendra174/react-code-dataset: direct link, hf CLI and curl.
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2.72 kB
| // @ts-check | |
| import { NextResponse } from 'next/server' | |
| /** | |
| * @param {import('next/server').NextRequest} request | |
| * @returns {Promise<NextResponse | undefined>} | |
| */ | |
| export async function middleware(request) { | |
| if (request.nextUrl.pathname === '/searchparams-normalization-bug') { | |
| const headers = new Headers(request.headers) | |
| headers.set('test', request.nextUrl.searchParams.get('val') || '') | |
| const response = NextResponse.next({ | |
| request: { | |
| headers, | |
| }, | |
| }) | |
| return response | |
| } | |
| if (request.nextUrl.pathname === '/exists-but-not-routed') { | |
| return NextResponse.rewrite(new URL('/dashboard', request.url)) | |
| } | |
| if (request.nextUrl.pathname === '/middleware-to-dashboard') { | |
| return NextResponse.rewrite(new URL('/dashboard', request.url)) | |
| } | |
| if (request.nextUrl.pathname === '/bootstrap/with-nonce') { | |
| // In a real app, crypto.randomUUID() would be used to generate a safe nonce. | |
| // React and Webpack use eval() in development mode, so we need to allow it. | |
| const csp = `script-src 'nonce-my-random-nonce' 'strict-dynamic'${process.env.NODE_ENV !== 'production' ? " 'unsafe-eval'" : ''};` | |
| return NextResponse.next({ | |
| headers: { | |
| 'Content-Security-Policy': csp, | |
| }, | |
| }) | |
| } | |
| if (request.nextUrl.pathname.startsWith('/internal/test')) { | |
| const method = request.nextUrl.pathname.endsWith('rewrite') | |
| ? 'rewrite' | |
| : 'redirect' | |
| const internal = ['RSC', 'Next-Router-State-Tree'] | |
| if (internal.some((name) => request.headers.has(name.toLowerCase()))) { | |
| return NextResponse[method](new URL('/internal/failure', request.url)) | |
| } | |
| return NextResponse[method](new URL('/internal/success', request.url)) | |
| } | |
| if (request.nextUrl.pathname === '/search-params-prop-middleware-rewrite') { | |
| return NextResponse.rewrite( | |
| new URL( | |
| '/search-params-prop?first=value&second=other%20value&third', | |
| request.url | |
| ) | |
| ) | |
| } | |
| if ( | |
| request.nextUrl.pathname === '/search-params-prop-server-middleware-rewrite' | |
| ) { | |
| return NextResponse.rewrite( | |
| new URL( | |
| '/search-params-prop/server?first=value&second=other%20value&third', | |
| request.url | |
| ) | |
| ) | |
| } | |
| if (request.nextUrl.pathname === '/script-nonce') { | |
| const nonce = crypto.randomUUID() | |
| return NextResponse.next({ | |
| headers: { | |
| 'content-security-policy': `script-src 'nonce-${nonce}' 'strict-dynamic';`, | |
| }, | |
| }) | |
| } | |
| if (request.nextUrl.pathname === '/script-nonce/with-next-font') { | |
| const nonce = crypto.randomUUID() | |
| return NextResponse.next({ | |
| headers: { | |
| 'content-security-policy': `script-src 'nonce-${nonce}' 'strict-dynamic';`, | |
| }, | |
| }) | |
| } | |
| } | |