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webpack.config.js
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webpack.config.js
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const path = require('path');
const htmlWebpackPlugin = require('html-webpack-plugin');
module.exports = {
// 配置入口
entry: './src/index.js',
// 配置出口
output: {
path: path.resolve(__dirname, 'dist'),
filename: 'main.js'
},
// 配置加载器
module: {
rules: [
{
test: /\.css$/, // 匹配 css 文件
use: ['style-loader', 'css-loader']
},
{
test: /\.js?$/, // 匹配 js 或 jsx 文件
exclude: /node_modules/, // 排除 node_modules 文件夹
use: {
loader: 'babel-loader',
options: {
// babel 转义的配置选项
babelrc: false,
presets: [
[require.resolve('@babel/preset-env'), {modules: false}]
],
cacheDirectory: true
}
}
}
]
},
// 配置插件
plugins: [
new htmlWebpackPlugin({
template: 'src/index.html',
filename: 'index.html',
inject: true
})
],
// 本地开发服务
devServer: {
contentBase: './dist',
host: 'localhost',
port: 8888
}
}