Function startServer

packages/vite/src/node/server/index.ts:1092–1120

(
  server: ViteDevServer,
  hostname: Hostname,
  inlinePort?: number,
)

}

async function startServer(
  server: ViteDevServer,
  hostname: Hostname,
  inlinePort?: number,
): Promise<void> {
  const httpServer = server.httpServer
  if (!httpServer) {
    throw new Error('Cannot call server.listen in middleware mode.')
  }

  const options = server.config.server
  const configPort = inlinePort ?? options.port
  // When using non strict port for the dev server, the running port can be different from the config one.
  // When restarting, the original port may be available but to avoid a switch of URL for the running
  // browser tabs, we enforce the previously used port, expect if the config port changed.
  const port =
    (!configPort || configPort === server._configServerPort
      ? server._currentServerPort
      : configPort) ?? DEFAULT_DEV_PORT
  server._configServerPort = configPort

  const serverPort = await httpServerStart(httpServer, {
    port,
    strictPort: options.strictPort,
    host: hostname.host,
    logger: server.config.logger,
  })
  server._currentServerPort = serverPort
}

export function createServerCloseFn(
  server: HttpServer | null,