使用了extract-text-webpack-plugin插件后，编译出错，解决方案

(node:9624) DeprecationWarning: Tapable.plugin is deprecated. Use new API on .hooks instead
(node:9624) DeprecationWarning: Tapable.apply is deprecated. Call apply on the plugin directly instead
C:\Users\zsl08.000\Desktop\Vue-Webpack-todo\node_modules\webpack\lib\Chunk.js:460
throw new Error(
^
Error: Chunk.entrypoints: Use Chunks.groupsIterable and filter by instanceof Entrypoint instead

解决方案：

npm install extract-text-webpack-plugin@next