createServer() — vite Function Reference

Architecture documentation for the createServer() function in server.js from the vite codebase.

Function javascript ViteCore DevServer

Entity Profile

ViteCore→ DevServer→ createServer() — vite Function Reference

Dependency Diagram

graph TD
  d19bfc0e_d0af_9645_135c_a6b1a89492b7["createServer()"]
  58806f63_238c_34cc_f316_a3485466a67f["server.js"]
  d19bfc0e_d0af_9645_135c_a6b1a89492b7 -->|defined in| 58806f63_238c_34cc_f316_a3485466a67f
  style d19bfc0e_d0af_9645_135c_a6b1a89492b7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

playground/ssr-pug/server.js lines 17–67

export async function createServer(root = process.cwd(), hmrPort) {
  const resolve = (p) => path.resolve(import.meta.dirname, p)

  const app = express()

  /**
   * @type {import('vite').ViteDevServer}
   */
  const vite = await (
    await import('vite')
  ).createServer({
    root,
    logLevel: isTest ? 'error' : 'info',
    server: {
      middlewareMode: true,
      watch: {
        // During tests we edit the files too fast and sometimes chokidar
        // misses change events, so enforce polling for consistency
        usePolling: true,
        interval: 100,
      },
      hmr: {
        port: hmrPort,
      },
    },
    appType: 'custom',
  })
  // use vite's connect instance as middleware
  app.use(vite.middlewares)

  app.use('*all', async (req, res) => {
    try {
      let [url] = req.originalUrl.split('?')
      url = url.replace(/\.html$/, '.pug')
      if (url.endsWith('/')) url += 'index.pug'

      const htmlLoc = resolve(`.${url}`)
      let html = pug.renderFile(htmlLoc)
      html = html.replace('</body>', `${DYNAMIC_SCRIPTS}</body>`)
      html = await vite.transformIndexHtml(url, html)

      res.status(200).set({ 'Content-Type': 'text/html' }).end(html)
    } catch (e) {
      vite && vite.ssrFixStacktrace(e)
      console.log(e.stack)
      res.status(500).end(e.stack)
    }
  })

  return { app, vite }
}