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// @ts-check
/* eslint-disable @typescript-eslint/no-var-requires */
/* eslint-disable @typescript-eslint/prefer-nullish-coalescing */
/* eslint-disable @typescript-eslint/strict-boolean-expressions */
'use strict';
const fs = require('fs');
const path = require('path');
const glob = require('glob');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
const { CleanWebpackPlugin: CleanPlugin } = require('clean-webpack-plugin');
const CircularDependencyPlugin = require('circular-dependency-plugin');
const CspHtmlPlugin = require('csp-html-webpack-plugin');
const ForkTsCheckerPlugin = require('fork-ts-checker-webpack-plugin');
const HtmlPlugin = require('html-webpack-plugin');
const HtmlSkipAssetsPlugin = require('html-webpack-skip-assets-plugin').HtmlWebpackSkipAssetsPlugin;
const ImageminPlugin = require('imagemin-webpack-plugin').default;
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const TerserPlugin = require('terser-webpack-plugin');
class InlineChunkHtmlPlugin {
constructor(htmlPlugin, patterns) {
this.htmlPlugin = htmlPlugin;
this.patterns = patterns;
}
getInlinedTag(publicPath, assets, tag) {
if (
(tag.tagName !== 'script' || !(tag.attributes && tag.attributes.src)) &&
(tag.tagName !== 'link' || !(tag.attributes && tag.attributes.href))
) {
return tag;
}
let chunkName = tag.tagName === 'link' ? tag.attributes.href : tag.attributes.src;
if (publicPath) {
chunkName = chunkName.replace(publicPath, '');
}
if (!this.patterns.some(pattern => chunkName.match(pattern))) {
return tag;
}
const asset = assets[chunkName];
if (asset == null) {
return tag;
}
return { tagName: tag.tagName === 'link' ? 'style' : tag.tagName, innerHTML: asset.source(), closeTag: true };
}
apply(compiler) {
let publicPath = compiler.options.output.publicPath || '';
if (publicPath && !publicPath.endsWith('/')) {
publicPath += '/';
}
compiler.hooks.compilation.tap('InlineChunkHtmlPlugin', compilation => {
const getInlinedTagFn = tag => this.getInlinedTag(publicPath, compilation.assets, tag);
this.htmlPlugin.getHooks(compilation).alterAssetTagGroups.tap('InlineChunkHtmlPlugin', assets => {
assets.headTags = assets.headTags.map(getInlinedTagFn);
assets.bodyTags = assets.bodyTags.map(getInlinedTagFn);
});
});
}
}
module.exports =
/**
* @param {{ analyzeBundle?: boolean; analyzeDeps?: boolean; optimizeImages?: boolean; } | undefined } env
* @param {{ mode: 'production' | 'development' | 'none' | undefined; }} argv
*/
function (env, argv) {
const mode = argv.mode || 'none';
env = {
analyzeBundle: false,
analyzeDeps: false,
optimizeImages: mode === 'production',
...env,
};
if (env.analyzeBundle || env.analyzeDeps) {
env.optimizeImages = false;
} else if (!env.optimizeImages && !fs.existsSync(path.resolve(__dirname, 'images/settings'))) {
env.optimizeImages = true;
}
return [getExtensionConfig(mode, env), getWebviewsConfig(mode, env)];
};
/**
* @param { 'production' | 'development' | 'none' } mode
* @param {{ analyzeBundle?: boolean; analyzeDeps?: boolean; optimizeImages?: boolean; }} env
*/
function getExtensionConfig(mode, env) {
/**
* @type any[]
*/
const plugins = [
new CleanPlugin({ cleanOnceBeforeBuildPatterns: ['**/*', '!**/webviews/**'] }),
new ForkTsCheckerPlugin({
async: false,
eslint: { enabled: true, files: 'src/**/*.ts', options: { cache: true } },
formatter: 'basic',
}),
];
if (env.analyzeDeps) {
plugins.push(
new CircularDependencyPlugin({
cwd: __dirname,
exclude: /node_modules/,
failOnError: false,
onDetected: function ({ module: _webpackModuleRecord, paths, compilation }) {
if (paths.some(p => p.includes('container.ts'))) return;
compilation.warnings.push(new Error(paths.join(' -> ')));
},
}),
);
}
if (env.analyzeBundle) {
plugins.push(new BundleAnalyzerPlugin());
}
return {
name: 'extension',
entry: './src/extension.ts',
mode: mode,
target: 'node',
node: {
__dirname: false,
},
devtool: 'source-map',
output: {
libraryTarget: 'commonjs2',
filename: 'extension.js',
chunkFilename: 'feature-[name].js',
},
optimization: {
minimizer: [
new TerserPlugin({
cache: true,
parallel: true,
sourceMap: true,
terserOptions: {
ecma: 8,
// Keep the class names otherwise @log won't provide a useful name
keep_classnames: true,
module: true,
},
}),
],
splitChunks: {
cacheGroups: {
vendors: false,
},
chunks: 'async',
},
},
externals: {
vscode: 'commonjs vscode',
},
module: {
rules: [
{
exclude: /\.d\.ts$/,
include: path.resolve(__dirname, 'src'),
test: /\.tsx?$/,
use: {
loader: 'ts-loader',
options: {
experimentalWatchApi: true,
transpileOnly: true,
},
},
},
],
},
resolve: {
alias: {
'universal-user-agent': path.resolve(__dirname, 'node_modules/universal-user-agent/dist-node/index.js'),
},
extensions: ['.ts', '.tsx', '.js', '.jsx', '.json'],
symlinks: false,
},
plugins: plugins,
stats: {
all: false,
assets: true,
builtAt: true,
env: true,
errors: true,
timings: true,
warnings: true,
},
};
}
/**
* @param { 'production' | 'development' | 'none' } mode
* @param {{ analyzeBundle?: boolean; analyzeDeps?: boolean; optimizeImages?: boolean; }} env
*/
function getWebviewsConfig(mode, env) {
const clean = ['**/*'];
if (env.optimizeImages) {
console.log('Optimizing images (src/webviews/apps/images/settings/*.png)...');
clean.push(path.resolve(__dirname, 'images/settings/*'));
}
const cspPolicy = {
'default-src': "'none'",
'img-src': ['#{cspSource}', 'https:', 'data:'],
'script-src': ['#{cspSource}', "'nonce-Z2l0bGVucy1ib290c3RyYXA='"],
'style-src': ['#{cspSource}'],
};
if (mode !== 'production') {
cspPolicy['script-src'].push("'unsafe-eval'");
}
/**
* @type any[]
*/
const plugins = [
new CleanPlugin({ cleanOnceBeforeBuildPatterns: clean }),
new ForkTsCheckerPlugin({
async: false,
eslint: { enabled: true, files: path.resolve(__dirname, 'src/**/*.ts'), options: { cache: true } },
formatter: 'basic',
typescript: {
tsconfig: path.resolve(__dirname, 'tsconfig.webviews.json'),
},
}),
new MiniCssExtractPlugin({
filename: '[name].css',
}),
new HtmlPlugin({
excludeAssets: [/.+-styles\.js/],
excludeChunks: ['welcome'],
template: 'settings/settings.ejs',
filename: path.resolve(__dirname, 'dist/webviews/settings.html'),
inject: true,
cspPlugin: {
enabled: true,
policy: cspPolicy,
nonceEnabled: {
'script-src': true,
'style-src': true,
},
},
minify:
mode === 'production'
? {
removeComments: true,
collapseWhitespace: true,
removeRedundantAttributes: false,
useShortDoctype: true,
removeEmptyAttributes: true,
removeStyleLinkTypeAttributes: true,
keepClosingSlash: true,
minifyCSS: true,
}
: false,
}),
new HtmlPlugin({
excludeAssets: [/.+-styles\.js/],
excludeChunks: ['settings'],
template: 'welcome/welcome.ejs',
filename: path.resolve(__dirname, 'dist/webviews/welcome.html'),
inject: true,
cspPlugin: {
enabled: true,
policy: cspPolicy,
nonceEnabled: {
'script-src': true,
'style-src': true,
},
},
minify:
mode === 'production'
? {
removeComments: true,
collapseWhitespace: true,
removeRedundantAttributes: false,
useShortDoctype: true,
removeEmptyAttributes: true,
removeStyleLinkTypeAttributes: true,
keepClosingSlash: true,
minifyCSS: true,
}
: false,
}),
new HtmlSkipAssetsPlugin({}),
new CspHtmlPlugin(),
new ImageminPlugin({
disable: !env.optimizeImages,
externalImages: {
context: path.resolve(__dirname, 'src/webviews/apps/images'),
sources: glob.sync('src/webviews/apps/images/settings/*.png'),
destination: path.resolve(__dirname, 'images'),
},
cacheFolder: path.resolve(__dirname, 'node_modules', '.cache', 'imagemin-webpack-plugin'),
gifsicle: null,
jpegtran: null,
optipng: null,
pngquant: {
quality: '85-100',
speed: mode === 'production' ? 1 : 10,
},
svgo: null,
}),
new InlineChunkHtmlPlugin(HtmlPlugin, mode === 'production' ? ['\\.css$'] : []),
];
return {
name: 'webviews',
context: path.resolve(__dirname, 'src/webviews/apps'),
entry: {
'main-styles': ['./scss/main.scss'],
settings: ['./settings/settings.ts'],
welcome: ['./welcome/welcome.ts'],
},
mode: mode,
target: 'web',
devtool: mode === 'production' ? undefined : 'eval-source-map',
output: {
filename: '[name].js',
path: path.resolve(__dirname, 'dist/webviews'),
publicPath: '#{root}/dist/webviews/',
},
module: {
rules: [
{
exclude: /\.d\.ts$/,
include: path.resolve(__dirname, 'src'),
test: /\.tsx?$/,
use: {
loader: 'ts-loader',
options: {
configFile: 'tsconfig.webviews.json',
experimentalWatchApi: true,
transpileOnly: true,
},
},
},
{
test: /\.scss$/,
use: [
{
loader: MiniCssExtractPlugin.loader,
},
{
loader: 'css-loader',
options: {
sourceMap: true,
url: false,
},
},
{
loader: 'sass-loader',
options: {
sourceMap: true,
},
},
],
exclude: /node_modules/,
},
{
test: /\.ejs$/,
loader: 'ejs-loader',
},
],
},
resolve: {
extensions: ['.ts', '.tsx', '.js', '.jsx', '.json'],
modules: [path.resolve(__dirname, 'src/webviews/apps'), 'node_modules'],
symlinks: false,
},
plugins: plugins,
stats: {
all: false,
assets: true,
builtAt: true,
env: true,
errors: true,
timings: true,
warnings: true,
},
};
}