问题描述
一切正常,修改文件后webpack-dev-server编译,但浏览器文件夹没有自动重新加载 安装的软件包: "webpack": "^5.21.2","webpack-cli": "^4.5.0","webpack-dev-server": "^3.11.2"
谢谢
const path = require('path')
const {CleanWebpackPlugin} = require('clean-webpack-plugin')
const HTMLWebpackPlugin = require('html-webpack-plugin')
const copyPlugin = require('copy-webpack-plugin')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const isProd = process.env.NODE_ENV === 'production'
const isDev = !isProd
console.log(isDev)
const filename = ext => isDev ? `bundle.${ext}` : `bundle.[hash].${ext}`
const jsLoaders = () => {
const loaders = [
{
loader: 'babel-loader',options: {
presets: ['@babel/preset-env']
}
}
]
if (isDev) {
loaders.push('eslint-loader')
}
return loaders
}
module.exports = {
context: path.resolve(__dirname,'src'),mode: 'development',entry: ['@babel/polyfill','./index.js'],output: {
filename: filename('js'),path: path.resolve(__dirname,'dist')
},resolve: {
extensions: ['.js'],alias: {
'@': path.resolve(__dirname,'@core': path.resolve(__dirname,'src/core')
}
},devtool: isDev ? 'source-map' : false,devServer: {
port: 3000,hot: isDev,},***
}
}
要启动的 NPM 脚本(y 使用 'start' 脚本)
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1","start": "cross-env NODE_ENV=development webpack serve --hot --inline --open","build": "cross-env NODE_ENV=production webpack --mode production"
},
解决方法
尝试升级到测试版 webpack-dev-server (v4)