Function waitForWatcher

packages/vite/src/node/ssr/runtime/__tests__/utils.ts:24–32

(server: ViteDevServer)

  runnerConfig: ServerModuleRunnerOptions = {},
): Promise<TestAPI<TestClient>> {
  function waitForWatcher(server: ViteDevServer) {
    return new Promise<void>((resolve) => {
      if ((server.watcher as any)._readyEmitted) {
        resolve()
      } else {
        server.watcher.once('ready', () => resolve())
      }
    })
  }

  beforeEach<TestClient>(async (t) => {
    // @ts-ignore