9a02c73936
The smart merge feature has been dropped from the webpack-merge library that we were using. Use the basic merge feature instead since we're not actually doing anything too complicated. Also don't return null from the WorkerConfig as it can't be correctly merged.
67 lines
2.6 KiB
JavaScript
67 lines
2.6 KiB
JavaScript
/* eslint-env node */
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'use strict';
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var Merge = require('webpack-merge');
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var webpack = require('webpack');
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var BundleTracker = require('webpack-bundle-tracker');
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var _ = require('underscore');
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const TerserPlugin = require("terser-webpack-plugin");
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var commonConfig = require('./webpack.common.config.js');
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var optimizedConfig = Merge.merge(commonConfig, {
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web: {
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output: {
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filename: '[name].[chunkhash].js'
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},
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devtool: false,
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plugins: [
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new webpack.DefinePlugin({
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'process.env.NODE_ENV': JSON.stringify('production'),
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'process.env.JS_ENV_EXTRA_CONFIG': process.env.JS_ENV_EXTRA_CONFIG || '{}',
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'CAPTIONS_CONTENT_TO_REPLACE': JSON.stringify(process.env.CAPTIONS_CONTENT_TO_REPLACE || ''),
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'CAPTIONS_CONTENT_REPLACEMENT': JSON.stringify(process.env.CAPTIONS_CONTENT_REPLACEMENT || '')
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}),
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new webpack.LoaderOptionsPlugin({ // This may not be needed; legacy option for loaders written for webpack 1
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minimize: true
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})
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],
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optimization: {
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minimize: true,
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minimizer: [
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new TerserPlugin(),
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],
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}
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}
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});
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// requireCompatConfig only exists so that you can use RequireJS to require a
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// Webpack bundle (but try not to do that if you can help it). RequireJS knows
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// where to find named bundle output files, but doesn't know about
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// prod-optimized bundles. So we make a redundant Webpack target that exists
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// only to make a version of all the bundles without the chunkhash in the
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// filename. That way, RequireJS can always find them.
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//
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// To be clear, this is a bad hack that exists to keep RequireJS from breaking
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// for the short term. We're actively ripping RequireJS out of edx-platform
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// entirely, and requireCompatConfig can completely disappear after RequireJS is
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// gone.
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// Step 1: Alter the bundle output names to omit the chunkhash.
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var requireCompatConfig = Merge.merge(optimizedConfig, {
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web: {
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output: {
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filename: '[name].js'
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}
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}
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});
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// Step 2: Remove the plugin entries that generate the webpack-stats.json files
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// that Django needs to look up resources. We never want to accidentally
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// overwrite those because it means that we'll be serving assets with shorter
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// cache times. RequireJS never looks at the webpack-stats.json file.
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requireCompatConfig.web.plugins = requireCompatConfig.web.plugins.filter((plugin) => !(plugin instanceof BundleTracker));
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module.exports = [..._.values(optimizedConfig), ..._.values(requireCompatConfig)];
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