Function createWatcher

packages/nuxt/src/core/builder.ts:131–170

()

}

function createWatcher () {
  const nuxt = useNuxt()
  const isIgnored = createIsIgnored(nuxt)

  const layerDirs = getLayerDirectories(nuxt)
  const paths: string[] = []
  for (const layer of layerDirs) {
    paths.push(layer.app)
    // Only add server if it's not inside app (avoid double-watching)
    if (!layer.server.startsWith(layer.app.replace(/\/?$/, '/'))) {
      paths.push(layer.server)
    }
  }

  const watcher = chokidarWatch(paths, {
    ...nuxt.options.watchers.chokidar,
    ignoreInitial: true,
    ignored: [isIgnored, /[\\/]node_modules[\\/]/],
  })

  const restartPaths = new Set<string>()
  const srcDir = nuxt.options.srcDir.replace(/\/?$/, '/')
  for (const pattern of nuxt.options.watch) {
    if (typeof pattern !== 'string') { continue }
    const path = resolve(nuxt.options.srcDir, pattern)
    if (!path.startsWith(srcDir)) {
      restartPaths.add(path)
    }
  }

  watcher.add([...restartPaths])

  watcher.on('all', (event, path) => {
    if (event === 'all' || event === 'ready' || event === 'error' || event === 'raw') {
      return
    }
    nuxt.callHook('builder:watch', event, normalize(path))
  })
  nuxt.hook('close', () => watcher?.close())
}

function createGranularWatcher () {
  const nuxt = useNuxt()