| 6 | const isTest = process.env.NODE_ENV === 'test' || !!process.env.VITE_TEST_BUILD |
| 7 | |
| 8 | export async function createServer( |
| 9 | root = process.cwd(), |
| 10 | isProd = process.env.NODE_ENV === 'production', |
| 11 | hmrPort, |
| 12 | ) { |
| 13 | const app = express() |
| 14 | |
| 15 | /** |
| 16 | * @type {import('vite').ViteDevServer} |
| 17 | */ |
| 18 | let vite |
| 19 | if (!isProd) { |
| 20 | vite = await ( |
| 21 | await import('vite') |
| 22 | ).createServer({ |
| 23 | root, |
| 24 | logLevel: isTest ? 'error' : 'info', |
| 25 | server: { |
| 26 | middlewareMode: true, |
| 27 | watch: { |
| 28 | // During tests we edit the files too fast and sometimes chokidar |
| 29 | // misses change events, so enforce polling for consistency |
| 30 | usePolling: true, |
| 31 | interval: 100, |
| 32 | }, |
| 33 | hmr: { |
| 34 | port: hmrPort, |
| 35 | }, |
| 36 | }, |
| 37 | appType: 'custom', |
| 38 | }) |
| 39 | // use vite's connect instance as middleware |
| 40 | app.use(vite.middlewares) |
| 41 | } else { |
| 42 | app.use( |
| 43 | (await import('compression')).default({ |
| 44 | brotli: { |
| 45 | flush: zlib.constants.BROTLI_OPERATION_FLUSH, |
| 46 | }, |
| 47 | flush: zlib.constants.Z_SYNC_FLUSH, |
| 48 | }), |
| 49 | ) |
| 50 | } |
| 51 | |
| 52 | if (isProd) app.use(express.static('./dist/client')) |
| 53 | |
| 54 | app.use('/{*splat}', async (req, res) => { |
| 55 | try { |
| 56 | const url = req.originalUrl |
| 57 | |
| 58 | if (path.extname(url) !== '') { |
| 59 | console.warn(`${url} is not valid router path`) |
| 60 | res.status(404) |
| 61 | res.end(`${url} is not valid router path`) |
| 62 | return |
| 63 | } |
| 64 | |
| 65 | // Best effort extraction of the head from vite's index transformation hook |