webpack配置-2--webpack.dev.js

目录结构:

代码:
const path = require('path');
const webpack = require("webpack");
let config = require('./webpack.common.js');

config = Object.assign(config, {

devtool: '#eval-source-map', // for debug es6 source
// devtool: '#cheap-module-eval-source-map',
devServer: {
contentBase: path.join(__dirname, "dist"),
// compress: true,
port: 4001,
host: '10.10.1.16',
//解决版本升级问题
//disableHostCheck:true,
overlay: {
warnings: true,
errors: true
}
},
plugins: [
...config.plugins,
new webpack.DefinePlugin({
'process.env': {
NODE_ENV: '"dev"'
}
}),
new webpack.HotModuleReplacementPlugin(),
]
});

module.exports = config