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webpack.prod.js
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webpack.prod.js
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const webpack = require('webpack');
const path = require('path');
const clean = require('clean-webpack-plugin');
const html = require('html-webpack-plugin');
const common = require('./webpack.common');
const merge = require('webpack-merge');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const OptimizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin');
module.exports = merge(common, {
mode: 'production',
devtool: false,
optimization: {
minimizer: [
new UglifyJsPlugin({
parallel: true,
uglifyOptions: {
ecma: 5,
compress: {
keep_fargs: false,
passes: 7
},
mangle: {},
toplevel: true
}
}),
new OptimizeCssAssetsPlugin({
assetNameRegExp: /\.css$/i,
cssProcessor: require('cssnano'),
cssProcessorPluginOptions: {
preset: ['default', { discardComments: { removeAll: true } }]
},
canPrint: true
})
]
},
plugins: [new MiniCssExtractPlugin(), new webpack.IgnorePlugin(/MapEditor/)],
module: {
rules: [
{
test: /\.js$/,
exclude: /(node_modules|bower_components)/,
use: {
loader: 'babel-loader',
options: {
presets: ['@babel/preset-env', 'minify'],
plugins: ['@babel/plugin-transform-runtime']
}
}
},
{
test: /\.css$/,
use: [MiniCssExtractPlugin.loader, 'css-loader']
}
]
}
});