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webpack.config.prod.js
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webpack.config.prod.js
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// const webpack = require('webpack');
const merge = require('webpack-merge');
const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const ManifestPlugin = require('webpack-manifest-plugin');
const HtmlRuntimePlugin = require('html-webpack-inline-runtime-plugin');
const webpack = require('webpack');
const common = require('./webpack.config.common.js');
const publicPath =
process.env.USE_PRECOMPILED_BUNDLES === 'true'
? '/'
: 'https://static.buffer.com/publish/';
const plugins = [
new MiniCssExtractPlugin({
/**
* Using `contenthash` here instead of `chunkhash` to ensure the CSS hash doesn't change unnecessarily
* See: https://survivejs.com/webpack/optimizing/adding-hashes-to-filenames/#setting-up-hashing
*/
filename: '[name].[contenthash:8].css',
chunkFilename: '[name].[contenthash:8].css',
}),
/**
* Outputs a JSON file that maps names like 'bundle.js' to the full URL
* in production (e.g., https://static.buffer.com/publish/bundle._hash_.js)
*
* Used in server/index.js to inject bundled files
*/
new ManifestPlugin({
fileName: 'webpackAssets.json',
}),
new webpack.EnvironmentPlugin({
NODE_ENV: 'production',
BUGSNAG_APP_VERSION: 'placeholder', // replaced in CI
STRIPE_PUBLISHABLE_KEY: 'pk_qOmHaWApLCX5OoeWKQ3NrArhoyWEi',
SEGMENT_KEY: '9Plsiyvw9NEgXEN7eSBwiAGlHD3DHp0A',
GRAPHQL_API: 'https://graph.buffer.com',
}),
new HtmlRuntimePlugin(),
];
let devtool = 'source-map';
// `yarn run build:analyze` to visually inspect the bundle
// when building locally, also disable some optimizations
// to increase speed of bundling
if (process.env.ANALYZE_BUNDLE) {
plugins.push(new BundleAnalyzerPlugin());
devtool = false;
}
const merged = merge(common, {
mode: 'production',
devtool,
plugins,
output: {
filename: '[name].[contenthash].js',
publicPath,
},
performance: { hints: false }, // don't warn that the bundles are big, we know ;)
});
module.exports = merged;