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sghowerisghoweri
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refactor: update uikit build process to move the rest of the way over to using Webpack -- tighter integration and easier coordination of the different steps involved in building Pattern Lab's UI
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2 files changed

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‎packages/uikit-workshop/package.json

Lines changed: 17 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -4,8 +4,8 @@
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"description": "Front-end assets and templates for the default Pattern Lab workshop view",
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"main": "gulpfile.js",
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"scripts": {
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"build": "gulp && webpack-cli --config webpack.config.js --progress",
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"watch": "gulp && webpack-cli --config webpack.config.js --progress --watch"
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"build": "webpack-cli --config webpack.config.js --progress",
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"watch": "webpack-cli --config webpack.config.js --progress --watch"
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},
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"authors": [
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{
@@ -56,7 +56,21 @@
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"webpack-cli": "^3.1.0",
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"webpack": "4.16.3",
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"workbox-build": "^3.4.1",
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"yargs": "^12.0.1"
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"yargs": "^12.0.1",
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"copy-webpack-plugin": "^4.5.2",
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"sass-loader": "^7.1.0",
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"clean-css-loader": "^1.0.1",
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"no-emit-webpack-plugin": "^1.0.0",
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"autoprefixer": "^9.1.0",
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"critical": "^1.3.4",
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"html-webpack-plugin": "github:jantimon/html-webpack-plugin#webpack-4",
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"mini-css-extract-plugin": "^0.4.1",
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"html-loader": "^0.5.5",
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"css-loader": "^1.0.0",
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"postcss-loader": "^3.0.0",
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"clean-webpack-plugin": "^0.1.19",
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"critical-css-webpack-plugin": "^0.2.0",
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"raw-loader": "^0.5.1"
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},
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"publishConfig": {
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"access": "public"

‎packages/uikit-workshop/webpack.config.js

Lines changed: 153 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -1,18 +1,93 @@
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// webpack.config.js
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const CleanWebpackPlugin = require('clean-webpack-plugin');
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const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
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const NoEmitPlugin = require('no-emit-webpack-plugin');
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const autoprefixer = require('autoprefixer');
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// const webpack = require('webpack');
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const CriticalCssPlugin = require('critical-css-webpack-plugin');
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const HtmlWebpackPlugin = require('html-webpack-plugin');
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const MiniCssExtractPlugin = require('mini-css-extract-plugin');
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const path = require('path');
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// @todo: wire these two ocnfigs up to use cosmicconfig!
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const config = {
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buildDir: './dist',
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prod: true, // or false for local dev
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sourceMaps: true,
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};
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// organize the series of plugins to run our Sass through as an external array -- this is necessary since we need to add additional loaders when compiling Sass to standalone CSS files vs compiling Sass and returning an inline-able <style> block of CSS (which we need to do both)
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const scssLoaders = [
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{
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loader: 'css-loader',
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options: {
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sourceMap: config.sourceMaps,
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},
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},
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{
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loader: 'postcss-loader',
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options: {
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sourceMap: config.sourceMaps,
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plugins: () => [
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autoprefixer({
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browsers: [
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'last 2 version',
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'safari 5',
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'ie 8',
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'ie 9',
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'opera 12.1',
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'android 4',
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],
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}),
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],
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},
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},
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{
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loader: 'clean-css-loader',
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options: {
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compatibility: 'ie9',
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level: 1, // @todo: test bumping this up to 2
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inline: ['remote'],
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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: config.sourceMaps,
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outputStyle: 'expanded',
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},
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},
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];
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462
module.exports = {
563
entry: {
6-
'patternlab-pattern': './src/scripts/patternlab-pattern',
7-
'patternlab-viewer': './src/scripts/patternlab-viewer',
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'js/patternlab-pattern': './src/scripts/patternlab-pattern.js',
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'js/patternlab-viewer': './src/scripts/patternlab-viewer.js',
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'css/pattern-lab': './src/sass/pattern-lab.scss',
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},
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output: {
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path: `${process.cwd()}/dist/styleguide/js`,
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path: path.resolve(process.cwd(), `${config.buildDir}/styleguide`),
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filename: '[name].js',
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chunkFilename: `[name]-chunk-[chunkhash].js`,
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},
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module: {
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rules: [
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{
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test: /\.html$/,
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use: [
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{
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loader: 'html-loader',
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options: {
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interpolate: true,
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minimize: config.prod ? true : false,
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minifyCSS: false,
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minifyJS: config.prod ? true : false,
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// super important -- this prevents the embedded iframe srcdoc HTML from breaking!
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preventAttributesEscaping: true,
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},
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},
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],
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},
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{
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test: /\.js$/,
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exclude: /(node_modules|bower_components)/,
@@ -23,28 +98,86 @@ module.exports = {
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},
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},
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},
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{
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test: /\.scss$/,
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oneOf: [
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{
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// if .scss files are included by JS or HTML files, inline and don't spit out a file
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issuer: /(\.js$|\.html$)/,
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use: [scssLoaders].reduce((acc, val) => acc.concat(val), []),
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},
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{
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// otherwise extract the result and write out a .css file per usual
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use: [MiniCssExtractPlugin.loader, scssLoaders].reduce(
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(acc, val) => acc.concat(val),
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[]
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),
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},
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],
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},
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],
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},
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cache: true,
29-
mode: 'production',
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mode: config.prod ? 'production' : 'development',
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optimization: {
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mergeDuplicateChunks: true,
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concatenateModules: true,
33-
minimizer: [
34-
new UglifyJsPlugin({
35-
sourceMap: true,
36-
parallel: true,
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cache: true,
38-
uglifyOptions: {
39-
compress: true,
40-
mangle: true,
41-
output: {
42-
comments: false,
43-
beautify: false,
44-
},
45-
},
46-
}),
47-
],
125+
minimizer: config.prod
126+
? [
127+
new UglifyJsPlugin({
128+
sourceMap: true,
129+
parallel: true,
130+
cache: true,
131+
uglifyOptions: {
132+
compress: true,
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mangle: true,
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output: {
135+
comments: false,
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beautify: false,
137+
},
138+
},
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}),
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]
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: [],
48142
},
49-
plugins: [],
143+
plugins: [
144+
// clear out the buildDir on every fresh Webpack build
145+
new CleanWebpackPlugin([config.buildDir]),
146+
new HtmlWebpackPlugin({
147+
filename: '../index.html',
148+
template: 'src/html/index.html',
149+
inject: false,
150+
}),
151+
new MiniCssExtractPlugin({
152+
filename: `[name].css`,
153+
chunkFilename: `[id].css`,
154+
allChunks: true,
155+
}),
156+
new NoEmitPlugin(['css/pattern-lab.js']),
157+
new CriticalCssPlugin({
158+
base: path.resolve(__dirname, config.buildDir),
159+
src: 'index.html',
160+
dest: 'index.html',
161+
inline: true,
162+
minify: true,
163+
extract: true,
164+
width: 1300,
165+
height: 900,
166+
penthouse: {
167+
keepLargerMediaQueries: true,
168+
169+
// @todo: troubleshoot why forceInclude works w/ Penthouse directly but not w/ Critical
170+
forceInclude: [
171+
'.pl-c-body--theme-light',
172+
'.pl-c-body--theme-sidebar',
173+
'.pl-c-body--theme-sidebar .pl-c-viewport',
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'.pl-c-body--theme-density-compact',
175+
],
176+
timeout: 30000, // ms; abort critical CSS generation after this timeout
177+
maxEmbeddedBase64Length: 1000,
178+
renderWaitTime: 1000,
179+
blockJSRequests: false,
180+
},
181+
}),
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],
50183
};

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