Integrating webpack-validator
接著可以使用 webpack-validator 幫助我們驗證 configuration 有沒有出錯:
npm i webpack-validator --save-dev
再次設定 webpack.config.js:
const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const merge = require('webpack-merge');
const validate = require('webpack-validator');
...
//module.exports = config; // 刪除這行
module.exports = validate(config);
如果你弄壞了你的 Webpack configuration,validator 就會提醒你哪裡出錯、怎麼修復。