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webpack.config.js
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webpack.config.js
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const path = require('path');
const HtmlPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
console.log('环境变量:', process.env.NODE_ENV)
module.exports = {
performance: {
hints: false,
},
target: 'web',
resolve: {
extensions: ['.js', '.jsx'],
alias: {
'@src': path.resolve(__dirname, 'src'),
'@pages': path.resolve(__dirname, 'src/pages'),
'@components': path.resolve(__dirname, 'src/components'),
}
},
// devtool: 'inline-source-map', // 帮助发现错误
entry: {
index: path.join(__dirname, 'src/index.js')
},
output: {
path: path.resolve(__dirname, 'dist'),
filename: 'js/[name].[hash:7].js',
assetModuleFilename: 'images/[name].[hash][ext][query]',
publicPath:'/' //这个是为了解决二级菜单刷新报错的问题,假如不加刷新后会去寻找当前路径的下打包后的css或者js,导致报错,所以要改设置为根路径
},
optimization: {
splitChunks: {
chunks: 'all',
minSize: 60000,
maxSize: 200000,
}
},
module: {
rules: [{
test: /\.(js|jsx)$/,
use: [{
loader: 'babel-loader',
options: {
plugins: [ // 按需引入antd
[
require.resolve('babel-plugin-import'),
{
libraryName: 'antd', //暴露antd
libraryDirectory: 'es',
style: true
}
]
]
}
}],
exclude: /node_modules/
},
{
test: /\.(png|svg|jpg|gif)$/, // webpack5 已经弃用url-loader,file-loader
type: 'asset/resource'
},
{
test: /\.css$/,
exclude: path.resolve(__dirname, 'node_modules'),
use: [ MiniCssExtractPlugin.loader , 'css-loader', 'postcss-loader']
},
{
test: /\.less$/,
use: [ //webpack 5 自定义主题
{
loader: MiniCssExtractPlugin.loader ,
options: {
esModule: false,
// publicPath: './',
}
},
{
loader: 'css-loader'
},
{
loader: 'postcss-loader'
},
{
loader: 'less-loader',
options: {
modifyVars: {
'primary-color': '#1DA57A',
},
javascriptEnabled: true // 此项不能忘
}
}
]
},
]
},
// devServer: {
// historyApiFallback: true,
// contentBase: path.join(__dirname, 'public'),
// port: 8088, // 端口号
// inline: true,
// hot: true,
// open: true
// },
plugins: [
// new CleanWebpackPlugin(),
new HtmlPlugin({
title: 'react-admin',
template: path.resolve(__dirname, './public/index.html'),
filename: 'index.html'
}),
new MiniCssExtractPlugin({
filename: 'css/[name].[contenthash].css',
// chunkFilename: 'css/[id].css'
}),
// new webpack.HotModuleReplacementPlugin(),
]
}