overleaf/services/web/webpack.config.js
Jakob Ackermann 3e34467e12 Merge pull request #15120 from overleaf/jpa-mj-val-loader
[web] migrate modules-ide/modules-main from val-loader to babel macro

GitOrigin-RevId: 5114dab96d5bf34285ae42f539fed78e2f068a12
2023-10-16 08:04:12 +00:00

352 lines
11 KiB
JavaScript

const path = require('path')
const glob = require('glob')
const webpack = require('webpack')
const CopyPlugin = require('copy-webpack-plugin')
const WebpackAssetsManifest = require('webpack-assets-manifest')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const {
LezerGrammarCompilerPlugin,
} = require('./webpack-plugins/lezer-grammar-compiler')
const PackageVersions = require('./app/src/infrastructure/PackageVersions')
// Generate a hash of entry points, including modules
const entryPoints = {
tracing: './frontend/js/tracing.js',
main: './frontend/js/main.js',
ide: './frontend/js/ide.js',
'ide-detached': './frontend/js/ide-detached.js',
marketing: './frontend/js/marketing.js',
style: './frontend/stylesheets/style.less',
'ieee-style': './frontend/stylesheets/ieee-style.less',
'light-style': './frontend/stylesheets/light-style.less',
'main-style': './frontend/stylesheets/main-style.less',
'main-ieee-style': './frontend/stylesheets/main-ieee-style.less',
'main-light-style': './frontend/stylesheets/main-light-style.less',
}
// Add entrypoints for each "page"
glob
.sync(
path.join(__dirname, 'modules/*/frontend/js/pages/**/*.{js,jsx,ts,tsx}')
)
.forEach(page => {
// in: /workspace/services/web/modules/foo/frontend/js/pages/bar.js
// out: modules/foo/pages/bar
const name = path
.relative(__dirname, page)
.replace(/frontend[/]js[/]/, '')
.replace(/.(js|jsx|ts|tsx)$/, '')
entryPoints[name] = './' + path.relative(__dirname, page)
})
glob
.sync(path.join(__dirname, 'frontend/js/pages/**/*.{js,jsx,ts,tsx}'))
.forEach(page => {
// in: /workspace/services/web/frontend/js/pages/marketing/homepage.js
// out: pages/marketing/homepage
const name = path
.relative(path.join(__dirname, 'frontend/js/'), page)
.replace(/.(js|jsx|ts|tsx)$/, '')
entryPoints[name] = './' + path.relative(__dirname, page)
})
function getModuleDirectory(moduleName) {
const entrypointPath = require.resolve(moduleName)
const suffix = `node_modules/${moduleName}`
const idx = entrypointPath.indexOf(suffix)
if (idx === -1) {
throw new Error(`could not find Node module: ${moduleName}`)
}
return entrypointPath.slice(0, idx + suffix.length)
}
const mathjaxDir = getModuleDirectory('mathjax')
const mathjax3Dir = getModuleDirectory('mathjax-3')
const aceDir = getModuleDirectory('ace-builds')
const pdfjsVersions = ['pdfjs-dist213', 'pdfjs-dist36']
const vendorDir = path.join(__dirname, 'frontend/js/vendor')
const ACE_VERSION = require('ace-builds/version')
if (ACE_VERSION !== PackageVersions.version.ace) {
throw new Error(
'"ace-builds" version de-synced, update services/web/app/src/infrastructure/PackageVersions.js'
)
}
const MATHJAX_VERSION = require('mathjax/package.json').version
if (MATHJAX_VERSION !== PackageVersions.version.mathjax) {
throw new Error(
'"mathjax" version de-synced, update services/web/app/src/infrastructure/PackageVersions.js'
)
}
const MATHJAX_3_VERSION = require('mathjax-3/package.json').version
if (MATHJAX_3_VERSION !== PackageVersions.version['mathjax-3']) {
throw new Error(
'"mathjax-3" version de-synced, update services/web/app/src/infrastructure/PackageVersions.js'
)
}
module.exports = {
// Defines the "entry point(s)" for the application - i.e. the file which
// bootstraps the application
entry: entryPoints,
// Define where and how the bundle will be output to disk
// Note: webpack-dev-server does not write the bundle to disk, instead it is
// kept in memory for speed
output: {
path: path.join(__dirname, 'public'),
publicPath: '/',
// By default write into js directory
filename: 'js/[name]-[contenthash].js',
// Output as UMD bundle (allows main JS to import with CJS, AMD or global
// style code bundles
libraryTarget: 'umd',
// Name the exported variable from output bundle
library: ['Frontend', '[name]'],
},
optimization: {
// https://webpack.js.org/plugins/split-chunks-plugin/#splitchunkschunks
splitChunks: {
chunks: 'all', // allow non-async chunks to be analysed for shared modules
},
},
// Define how file types are handled by webpack
module: {
rules: [
{
// Pass application JS/TS files through babel-loader,
// transpiling to targets defined in browserslist
test: /\.([jt]sx?|[cm]js)$/,
// Only compile application files and specific dependencies
// (other npm and vendored dependencies must be in ES5 already)
exclude: [/node_modules\/(?!(react-dnd|chart\.js)\/)/, vendorDir],
use: [
{
loader: 'babel-loader',
options: {
// Configure babel-loader to cache compiled output so that
// subsequent compile runs are much faster
cacheDirectory: true,
configFile: path.join(__dirname, './babel.config.json'),
plugins: [
process.env.REACT_REFRESH && 'react-refresh/babel',
].filter(Boolean),
},
},
],
type: 'javascript/auto',
},
{
// Pass Less files through less-loader/css-loader/mini-css-extract-
// plugin (note: run in reverse order)
test: /\.less$/,
use: [
// Allows the CSS to be extracted to a separate .css file
{ loader: MiniCssExtractPlugin.loader },
// Resolves any CSS dependencies (e.g. url())
{ loader: 'css-loader' },
{
// Runs autoprefixer on CSS via postcss
loader: 'postcss-loader',
options: {
postcssOptions: {
plugins: ['autoprefixer'],
},
},
},
// Compiles the Less syntax to CSS
{ loader: 'less-loader' },
],
},
{
// Pass CSS files through css-loader & mini-css-extract-plugin (note: run in reverse order)
test: /\.css$/i,
use: [MiniCssExtractPlugin.loader, 'css-loader'],
},
{
// Load fonts
test: /\.(woff2?|ttf|otf)$/,
type: 'asset/resource',
generator: {
filename: 'fonts/[name]-[contenthash][ext]',
},
},
{
// Load images (static files)
test: /\.(svg|gif|png|jpg|pdf)$/,
type: 'asset/resource',
generator: {
filename: 'images/[name]-[contenthash][ext]',
},
},
{
// These options are necessary for handlebars to have access to helper
// methods
test: /\.handlebars$/,
loader: 'handlebars-loader',
options: {
compat: true,
knownHelpersOnly: false,
runtimePath: 'handlebars/runtime',
},
},
{
// Load translations files with custom loader, to extract and apply
// fallbacks
test: /locales\/(\w{2}(-\w{2})?)\.json$/,
use: [
{
loader: path.join(__dirname, 'frontend/translations-loader.js'),
},
],
},
{
// Expose jQuery and $ global variables
test: require.resolve('jquery'),
use: [
{
loader: 'expose-loader',
options: {
exposes: ['$', 'jQuery'],
},
},
],
},
],
},
resolve: {
alias: {
// Aliases for AMD modules
// Enables ace/ace shortcut
ace: 'ace-builds/src-noconflict',
// custom prefixes for import paths
'@': path.resolve(__dirname, './frontend/js/'),
},
// symlinks: false, // enable this while using `npm link`
extensions: ['.js', '.jsx', '.ts', '.tsx', '.json'],
fallback: {
events: require.resolve('events'),
},
},
plugins: [
new LezerGrammarCompilerPlugin(),
// Generate a manifest.json file which is used by the backend to map the
// base filenames to the generated output filenames
new WebpackAssetsManifest({
entrypoints: true,
publicPath: true,
output: 'manifest.json',
}),
new webpack.EnvironmentPlugin({
// Ensure that process.env.RESET_APP_DATA_TIMER is defined, to avoid an error.
// https://github.com/algolia/algoliasearch-client-javascript/issues/756
RESET_APP_DATA_TIMER: '120000',
// Ensure that process.env.CYPRESS is defined (see utils/worker.js)
CYPRESS: false,
}),
// Prevent moment from loading (very large) locale files that aren't used
new webpack.IgnorePlugin({
resourceRegExp: /^\.\/locale$/,
contextRegExp: /moment$/,
}),
// Copy the required files for loading MathJax from MathJax NPM package
new CopyPlugin({
patterns: [
// https://www.npmjs.com/package/mathjax#user-content-hosting-your-own-copy-of-the-mathjax-components
{
from: 'es5/tex-svg-full.js',
to: 'js/libs/mathjax3/es5',
context: mathjax3Dir,
},
{
from: 'es5/input/tex/extensions/**/*.js',
to: 'js/libs/mathjax3',
context: mathjax3Dir,
},
{
from: 'es5/ui/**/*',
to: 'js/libs/mathjax3',
context: mathjax3Dir,
},
{ from: 'MathJax.js', to: 'js/libs/mathjax', context: mathjaxDir },
{ from: 'config/**/*', to: 'js/libs/mathjax', context: mathjaxDir },
{
from: 'extensions/**/*',
globOptions: {
// https://github.com/mathjax/MathJax/issues/2403
ignore: ['**/mathmaps/*.js'],
},
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{
from: 'localization/en/**/*',
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{
from: 'jax/output/HTML-CSS/fonts/TeX/**/*',
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{
from: 'jax/output/HTML-CSS/**/*.js',
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{
from: 'jax/element/**/*',
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{ from: 'jax/input/**/*', to: 'js/libs/mathjax', context: mathjaxDir },
{
from: 'fonts/HTML-CSS/TeX/woff/*',
to: 'js/libs/mathjax',
context: mathjaxDir,
},
{
from: 'src-min-noconflict',
to: `js/ace-${PackageVersions.version.ace}/`,
context: aceDir,
},
...pdfjsVersions.flatMap(version => {
const dir = getModuleDirectory(version)
// Copy CMap files (used to provide support for non-Latin characters)
// and static images from pdfjs-dist package to build output.
return [
{ from: `cmaps`, to: `js/${version}/cmaps`, context: dir },
{
from: `standard_fonts`,
to: `fonts/${version}`,
context: dir,
},
{
from: `legacy/web/images`,
to: `images/${version}`,
context: dir,
},
]
}),
],
}),
],
}