webpack.prod.js
const webpack = require("webpack");
const merge = require("webpack-merge");
const TerserPlugin = require("terser-webpack-plugin");
const common = require("./webpack.common.js");
module.exports = merge(common, {
mode: "production",
plugins: [
new TerserPlugin({
parallel: true,
terserOptions: {
ecma: 6
}
}),
new webpack.DefinePlugin({
"process.env.NODE_ENV": JSON.stringify("production")
})
]
});