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report(viewer): minify inlined report-generator bundle #9596

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merged 4 commits into from
Oct 11, 2019
Merged

report(viewer): minify inlined report-generator bundle #9596

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e6cdc35
feat(lighthouse-viewer): minify report generator
wardpeet Aug 23, 2019
7aefe88
fix lint
wardpeet Aug 23, 2019
e1765f5
move inline function to root function
wardpeet Sep 3, 2019
059c470
pin to exact version
paulirish Oct 11, 2019
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2 changes: 1 addition & 1 deletion build/build-bundle.js
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@ async function browserifyFile(entryPath, distPath) {

bundle
// Transform the fs.readFile etc into inline strings.
.transform('brfs', {global: true, parserOpts: {ecmaVersion: 10}})
.transform('@wardpeet/brfs', {global: true, parserOpts: {ecmaVersion: 10}})
// Strip everything out of package.json includes except for the version.
.transform('package-json-versionify');

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2 changes: 1 addition & 1 deletion build/build-lightrider-bundles.js
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Expand Up @@ -37,7 +37,7 @@ function buildEntryPoint() {
function buildReportGenerator() {
browserify(generatorFilename, {standalone: 'ReportGenerator'})
// Transform the fs.readFile etc into inline strings.
.transform('brfs', {global: true, parserOpts: {ecmaVersion: 10}})
.transform('@wardpeet/brfs', {global: true, parserOpts: {ecmaVersion: 10}})
.bundle((err, src) => {
if (err) throw err;
fs.writeFileSync(bundleOutFile, src.toString());
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25 changes: 24 additions & 1 deletion build/build-viewer.js
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Expand Up @@ -10,6 +10,7 @@ const path = require('path');
const {promisify} = require('util');
const readFileAsync = promisify(fs.readFile);
const writeFileAsync = promisify(fs.writeFile);
const stream = require('stream');

const browserify = require('browserify');
const cpy = require('cpy');
Expand Down Expand Up @@ -106,7 +107,29 @@ async function compileJs() {
// JS bundle from browserified ReportGenerator.
const generatorFilename = `${sourceDir}/../lighthouse-core/report/report-generator.js`;
const generatorBrowserify = browserify(generatorFilename, {standalone: 'ReportGenerator'})
.transform('brfs');
.transform('@wardpeet/brfs', {
/**
* @param {string} file
*/
readFileSyncTransform: file => {
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probably pull this out into a top-level named function

return new stream.Transform({
transform(chunk, enc, next) {
if (file.endsWith('.js')) {
const result = terser.minify(chunk.toString());
if (result.error) {
throw result.error;
}

this.push(result.code);
} else {
this.push(chunk);
}

next();
},
});
},
});

/** @type {Promise<string>} */
const generatorJsPromise = new Promise((resolve, reject) => {
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2 changes: 1 addition & 1 deletion package.json
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Expand Up @@ -93,12 +93,12 @@
"@types/update-notifier": "^1.0.2",
"@types/ws": "^4.0.1",
"@types/yargs": "^8.0.2",
"@wardpeet/brfs": "^2.1.0-0",
"angular": "^1.7.4",
"archiver": "^3.0.0",
"babel-core": "^6.26.0",
"babel-plugin-syntax-async-generators": "^6.13.0",
"babel-plugin-syntax-object-rest-spread": "^6.13.0",
"brfs": "^2.0.2",
"browserify": "^16.2.3",
"bundlesize": "^0.17.2",
"chalk": "^2.4.1",
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20 changes: 10 additions & 10 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -727,6 +727,16 @@
resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-8.0.2.tgz#0f9c7b236e2d78cd8f4b6502de15d0728aa29385"
integrity sha512-Upj9YsBZRgjEVPvsaeGru48d2JiyzBNZkmkebHyoaQ+UM9wqj/rp5mkilRjSq/Ga45yfd/zwrNuML9f2gGfVpw==

"@wardpeet/brfs@^2.1.0-0":
version "2.1.0-0"
resolved "https://registry.yarnpkg.com/@wardpeet/brfs/-/brfs-2.1.0-0.tgz#04e77dc088ca5bbc5b07051860faa45569e799f3"
integrity sha512-ra9bDHPwsI+HBKQJk9CLMYaFDHLA7QGEH0teWlIcZ6/CHtFvjRb2YjwLBXc8jgtw+3LvCEuqme/BQaDfo74fUA==
dependencies:
quote-stream "^1.0.1"
resolve "^1.1.5"
static-module "^3.0.2"
through2 "^2.0.0"

JSONStream@^1.0.3, JSONStream@^1.0.4:
version "1.3.5"
resolved "https://registry.yarnpkg.com/JSONStream/-/JSONStream-1.3.5.tgz#3208c1f08d3a4d99261ab64f92302bc15e111ca0"
Expand Down Expand Up @@ -1372,16 +1382,6 @@ braces@^2.3.1:
split-string "^3.0.2"
to-regex "^3.0.1"

brfs@^2.0.2:
version "2.0.2"
resolved "https://registry.yarnpkg.com/brfs/-/brfs-2.0.2.tgz#44237878fa82aa479ce4f5fe2c1796ec69f07845"
integrity sha512-IrFjVtwu4eTJZyu8w/V2gxU7iLTtcHih67sgEdzrhjLBMHp2uYefUBfdM4k2UvcuWMgV7PQDZHSLeNWnLFKWVQ==
dependencies:
quote-stream "^1.0.1"
resolve "^1.1.5"
static-module "^3.0.2"
through2 "^2.0.0"

brorand@^1.0.1:
version "1.1.0"
resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
Expand Down