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