'use strict';
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const fs = require('fs');
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const path = require('path');
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const glob = require('glob');
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const webpack = require('webpack');
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const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
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const CleanPlugin = require('clean-webpack-plugin');
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const CircularDependencyPlugin = require('circular-dependency-plugin');
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const HtmlExcludeAssetsPlugin = require('html-webpack-exclude-assets-plugin');
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const HtmlInlineSourcePlugin = require('html-webpack-inline-source-plugin');
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const HtmlPlugin = require('html-webpack-plugin');
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const ImageminPlugin = require('imagemin-webpack-plugin').default;
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const MiniCssExtractPlugin = require('mini-css-extract-plugin');
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const TerserPlugin = require('terser-webpack-plugin');
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module.exports = function(env, argv) {
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env = env || {};
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env.analyzeBundle = Boolean(env.analyzeBundle);
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env.analyzeDeps = Boolean(env.analyzeDeps);
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env.production = env.analyzeBundle || Boolean(env.production);
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env.optimizeImages = Boolean(env.optimizeImages) || (env.production && !env.analyzeBundle);
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if (!env.optimizeImages && !fs.existsSync(path.resolve(__dirname, 'images/settings'))) {
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env.optimizeImages = true;
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}
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return [getExtensionConfig(env), getUIConfig(env)];
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};
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function getExtensionConfig(env) {
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const plugins = [new CleanPlugin(), new webpack.IgnorePlugin(/^spawn-sync$/)];
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if (env.analyzeDeps) {
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plugins.push(
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new CircularDependencyPlugin({
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cwd: __dirname,
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exclude: /node_modules/,
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failOnError: false,
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onDetected: function({ module: webpackModuleRecord, paths, compilation }) {
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if (paths.some(p => /container\.ts/.test(p))) return;
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compilation.warnings.push(new Error(paths.join(' -> ')));
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}
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})
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);
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}
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if (env.analyzeBundle) {
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plugins.push(new BundleAnalyzerPlugin());
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}
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return {
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name: 'extension',
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entry: './src/extension.ts',
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mode: env.production ? 'production' : 'development',
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target: 'node',
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node: {
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__dirname: false
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},
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devtool: 'source-map',
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output: {
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libraryTarget: 'commonjs2',
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filename: 'extension.js'
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},
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optimization: {
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minimizer: [
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new TerserPlugin({
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cache: true,
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parallel: true,
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sourceMap: true,
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terserOptions: {
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ecma: 8,
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// Keep the class names otherwise @log won't provide a useful name
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keep_classnames: true,
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module: true
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}
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})
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]
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},
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externals: {
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vscode: 'commonjs vscode'
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},
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module: {
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rules: [
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{
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test: /\.ts$/,
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enforce: 'pre',
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use: [
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{
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loader: 'eslint-loader',
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options: {
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cache: true,
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failOnError: true
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}
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}
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],
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exclude: /node_modules/
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},
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{
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test: /\.tsx?$/,
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use: 'ts-loader',
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exclude: /node_modules|\.d\.ts$/
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}
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],
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// Removes `Critical dependency: the request of a dependency is an expression` from `./node_modules/vsls/vscode.js`
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exprContextRegExp: /^$/,
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exprContextCritical: false
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},
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resolve: {
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extensions: ['.ts', '.tsx', '.js', '.jsx', '.json']
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},
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plugins: plugins,
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stats: {
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all: false,
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assets: true,
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builtAt: true,
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env: true,
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errors: true,
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timings: true,
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warnings: true
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}
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};
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}
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function getUIConfig(env) {
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const clean = [];
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if (env.optimizeImages) {
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console.log('Optimizing images (src/webviews/apps/images/settings/*.png)...');
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clean.push('images/settings');
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}
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const plugins = [
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new CleanPlugin({ cleanOnceBeforeBuildPatterns: clean }),
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new MiniCssExtractPlugin({
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filename: '[name].css'
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}),
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new HtmlPlugin({
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excludeAssets: [/main\.js/],
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excludeChunks: ['welcome'],
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template: 'settings/index.html',
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filename: path.resolve(__dirname, 'dist/webviews/settings.html'),
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inject: true,
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// inlineSource: env.production ? '.(js|css)$' : undefined,
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minify: env.production
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? {
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removeComments: true,
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collapseWhitespace: true,
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removeRedundantAttributes: true,
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useShortDoctype: true,
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removeEmptyAttributes: true,
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removeStyleLinkTypeAttributes: true,
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keepClosingSlash: true,
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minifyCSS: true
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}
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: false
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}),
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new HtmlPlugin({
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excludeAssets: [/main\.js/],
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excludeChunks: ['settings'],
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template: 'welcome/index.html',
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filename: path.resolve(__dirname, 'dist/webviews/welcome.html'),
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inject: true,
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// inlineSource: env.production ? '.(js|css)$' : undefined,
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minify: env.production
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? {
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removeComments: true,
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collapseWhitespace: true,
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removeRedundantAttributes: true,
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useShortDoctype: true,
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removeEmptyAttributes: true,
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removeStyleLinkTypeAttributes: true,
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keepClosingSlash: true,
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minifyCSS: true
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}
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: false
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}),
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new HtmlExcludeAssetsPlugin(),
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new HtmlInlineSourcePlugin(),
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new ImageminPlugin({
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disable: !env.optimizeImages,
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externalImages: {
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context: path.resolve(__dirname, 'src/webviews/apps/images'),
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sources: glob.sync('src/webviews/apps/images/settings/*.png'),
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destination: path.resolve(__dirname, 'images')
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},
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cacheFolder: path.resolve(__dirname, '.cache-images'),
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gifsicle: null,
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jpegtran: null,
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optipng: null,
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pngquant: {
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quality: '85-100',
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speed: env.production ? 1 : 10
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},
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svgo: null
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})
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];
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return {
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name: 'webviews',
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context: path.resolve(__dirname, 'src/webviews/apps'),
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entry: {
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main: ['./scss/main.scss'],
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settings: ['./settings/index.ts'],
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welcome: ['./welcome/index.ts']
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},
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mode: env.production ? 'production' : 'development',
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devtool: env.production ? undefined : 'eval-source-map',
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output: {
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filename: '[name].js',
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path: path.resolve(__dirname, 'dist/webviews'),
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publicPath: '{{root}}/dist/webviews/'
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},
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module: {
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rules: [
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{
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test: /\.ts$/,
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enforce: 'pre',
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use: [
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{
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loader: 'eslint-loader',
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options: {
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cache: true,
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failOnError: true
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}
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}
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],
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exclude: /node_modules/
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},
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{
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test: /\.tsx?$/,
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use: {
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loader: 'ts-loader',
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options: {
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configFile: 'webviews.tsconfig.json'
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}
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},
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exclude: /node_modules|\.d\.ts$/
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},
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{
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test: /\.scss$/,
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use: [
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{
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loader: MiniCssExtractPlugin.loader
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},
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{
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loader: 'css-loader',
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options: {
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sourceMap: true,
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url: false
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}
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},
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{
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loader: 'sass-loader',
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options: {
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sourceMap: true
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}
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}
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],
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exclude: /node_modules/
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}
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]
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},
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resolve: {
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extensions: ['.ts', '.tsx', '.js', '.jsx', '.json'],
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modules: [path.resolve(__dirname, 'src/webviews/apps'), 'node_modules']
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},
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plugins: plugins,
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stats: {
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all: false,
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assets: true,
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builtAt: true,
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env: true,
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errors: true,
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timings: true,
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warnings: true
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}
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};
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}
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