pinafore/webpack/client.config.js
Nolan Lawson b14f818e81
perf: build url regex in advance (#1069)
* perf: build url regex in advance

* update comment

* better regex stringification
2019-03-02 22:02:59 -08:00

93 lines
2.6 KiB
JavaScript

const webpack = require('webpack')
const config = require('sapper/config/webpack.js')
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
const LodashModuleReplacementPlugin = require('lodash-webpack-plugin')
const terser = require('./terser.config')
const CircularDependencyPlugin = require('circular-dependency-plugin')
const { mode, dev, resolve, inlineSvgs } = require('./shared.config')
const urlRegex = require('../src/routes/_utils/urlRegexSource.js')()
const output = Object.assign(config.client.output(), {
// enables HMR in workers
globalObject: 'this',
// Zeit does not like filenames with "$" in them, so just keep things simple
filename: '[hash]/[id].js',
chunkFilename: '[hash]/[id].js'
})
module.exports = {
entry: config.client.entry(),
output,
resolve,
mode,
module: {
rules: [
{
test: /\.html$/,
use: {
loader: 'svelte-loader',
options: {
dev,
hydratable: true,
store: true,
hotReload: dev
}
}
}
].filter(Boolean)
},
node: {
setImmediate: false
},
optimization: dev ? {} : {
minimizer: [
terser()
],
splitChunks: {
chunks: 'async',
minSize: 5000,
maxAsyncRequests: Infinity,
maxInitialRequests: Infinity,
name: false // these chunk names can be annoyingly long
}
},
plugins: [
new webpack.DefinePlugin({
'process.browser': true,
'process.env.NODE_ENV': JSON.stringify(mode),
'process.env.INLINE_SVGS': JSON.stringify(inlineSvgs),
'process.env.URL_REGEX': urlRegex.toString()
}),
new webpack.NormalModuleReplacementPlugin(
/\/_database\/database\.js$/, // this version plays nicer with IDEs
'./database.prod.js'
),
new LodashModuleReplacementPlugin(),
new CircularDependencyPlugin({
exclude: /node_modules/,
failOnError: true,
cwd: process.cwd()
})
].concat(dev ? [
new webpack.HotModuleReplacementPlugin({
requestTimeout: 120000
})
] : [
new BundleAnalyzerPlugin({ // generates report.html and stats.json
analyzerMode: 'static',
generateStatsFile: true,
statsOptions: {
// allows usage with http://chrisbateman.github.io/webpack-visualizer/
chunkModules: true
},
openAnalyzer: false,
logLevel: 'silent' // do not bother Webpacker, who runs with --json and parses stdout
})
]),
devtool: dev ? 'inline-source-map' : 'source-map',
performance: {
hints: dev ? false : 'error' // fail if we exceed the default performance budgets
}
}