Function onHMRUpdate

packages/vite/src/node/server/index.ts:850–857

(
    type: 'create' | 'delete' | 'update',
    file: string,
  )

  }

  const onHMRUpdate = async (
    type: 'create' | 'delete' | 'update',
    file: string,
  ) => {
    if (serverConfig.hmr !== false) {
      await handleHMRUpdate(type, file, server)
    }
  }

  const onFileAddUnlink = async (file: string, isUnlink: boolean) => {
    file = normalizePath(file)