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webpack.config.js
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webpack.config.js
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const path = require("path");
const { CleanWebpackPlugin } = require("clean-webpack-plugin");
const BundleAnalyzerPlugin = require("webpack-bundle-analyzer")
.BundleAnalyzerPlugin;
const { VueLoaderPlugin } = require("vue-loader");
const TerserPlugin = require("terser-webpack-plugin");
module.exports = (env, options) => {
const devMode = options.mode != "production";
return {
context: path.resolve(__dirname, "src"),
entry: {
"vue-bundle": "./entry/main.js",
},
output: {
path: path.resolve(__dirname, "dist"),
filename: "[name].js",
chunkFilename: "[name].js",
},
module: {
rules: [
{
test: /\.js$/,
exclude: [/node_modules/],
use: {
loader: "babel-loader",
options: {
presets: [
[
"@babel/preset-env",
{
targets: [">25%"],
debug: true,
corejs: "3.6.5",
useBuiltIns: false,
},
],
],
},
},
},
{
test: /\.vue$/,
use: "vue-loader",
},
],
},
plugins: [
new CleanWebpackPlugin(),
new VueLoaderPlugin(),
new BundleAnalyzerPlugin({
openAnalyzer: false,
analyzerMode: "static",
reportFilename: "webpack_bundle_analyser_report.html",
defaultSizes: "gzip",
}),
],
optimization: {
mangleWasmImports: true,
removeAvailableModules: true,
sideEffects: true,
minimize: devMode ? false : true,
minimizer: [
new TerserPlugin({
test: /\.js(\?.*)?$/i,
exclude: /\/node-modules/,
parallel: 4,
extractComments: false,
}),
],
splitChunks: {
cacheGroups: {
vendor: {
test: /[\\/]node_modules[\\/]/,
name: "vendor-bundle",
chunks: "all",
},
},
},
},
devtool: devMode ? "eval-cheap-source-map" : false,
resolve: {
extensions: [".ts", ".js", ".vue", ".json"],
alias: {
vue: "vue/dist/vue.esm-bundler.js"
},
},
};
};