v8.4.0 (#13017)

GoogleChrome · Sep 8, 2021 · 284e5f6 · 284e5f6
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diff --git a/changelog.md b/changelog.md
@@ -1,3 +1,104 @@
+<a name="8.4.0"></a>
+# 8.4.0 (2021-09-08)
+[Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v8.3.0...v8.4.0)
+
+We expect this release to ship in the DevTools of [Chrome 95](https://chromiumdash.appspot.com/schedule), and to PageSpeed Insights within 2 weeks.
+
+## New Contributors
+
+Thanks to our new contributors 👽🐷🐰🐯🐻!
+
+Emmanouil Zoumpoulakis @emzoumpo
+Milutin Kristofic @milutin
+Bjørn Erik Pedersen @bep
+Jerome Cukier @jckr
+Saurav Kumar @svkrclg
+
+## New Audits
+
+* Detect when the LCP element is lazy-loaded. Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. [Learn more](https://web.dev/lcp-lazy-loading/) ([#12838](https://github.com/GoogleChrome/lighthouse/pull/12838))
+
+## Core
+
+* network-request: identify filesystem resources as non-network ([#12970](https://github.com/GoogleChrome/lighthouse/pull/12970))
+* viewport: add viewport audit as perf diagnostic ([#12972](https://github.com/GoogleChrome/lighthouse/pull/12972))
+* csp-evaluator: bump package version ([#12990](https://github.com/GoogleChrome/lighthouse/pull/12990))
+* config: keep full-page-screenshot in skipAudits case ([#12645](https://github.com/GoogleChrome/lighthouse/pull/12645))
+* large-javascript-libraries: delete ([#12941](https://github.com/GoogleChrome/lighthouse/pull/12941))
+
+## ⛏️👷 Fraggle Rock
+
+  Support for auditing user flows ([#11313](https://github.com/GoogleChrome/lighthouse/issues/11313))
+
+* collect devtoolsLogs on pageLoadError ([#12980](https://github.com/GoogleChrome/lighthouse/pull/12980))
+* add config validation ([#12945](https://github.com/GoogleChrome/lighthouse/pull/12945))
+* align navigation failure behavior ([#12862](https://github.com/GoogleChrome/lighthouse/pull/12862))
+* add protocol timeout to session ([#12913](https://github.com/GoogleChrome/lighthouse/pull/12913))
+* parity on Stacks and FullPageSnapshot gatherers ([#12907](https://github.com/GoogleChrome/lighthouse/pull/12907))
+* http-status-code: navigation only ([#13005](https://github.com/GoogleChrome/lighthouse/pull/13005))
+* add --debugNavigation setting ([#12902](https://github.com/GoogleChrome/lighthouse/pull/12902))
+* flow: sidebar mocks ([#13002](https://github.com/GoogleChrome/lighthouse/pull/13002))
+* flow: embedded lighthouse report ([#12989](https://github.com/GoogleChrome/lighthouse/pull/12989))
+* flow: summary page ([#12973](https://github.com/GoogleChrome/lighthouse/pull/12973))
+* flow: navigation sidebar ([#12929](https://github.com/GoogleChrome/lighthouse/pull/12929))
+* flow: standalone shell report with preact ([#12850](https://github.com/GoogleChrome/lighthouse/pull/12850))
+
+## Report
+
+* accessible n/a icon ([#12984](https://github.com/GoogleChrome/lighthouse/pull/12984))
+* split topbar features ([#12926](https://github.com/GoogleChrome/lighthouse/pull/12926))
+* prefix all classnames with lh- ([#12985](https://github.com/GoogleChrome/lighthouse/pull/12985))
+* isolate type checking ([#12953](https://github.com/GoogleChrome/lighthouse/pull/12953), [#12952](https://github.com/GoogleChrome/lighthouse/pull/12952), [#12951](https://github.com/GoogleChrome/lighthouse/pull/12951))
+* use postMessage to open viewer outside devtools ([#12927](https://github.com/GoogleChrome/lighthouse/pull/12927))
+* better deduping of warnings ([#12355](https://github.com/GoogleChrome/lighthouse/pull/12355))
+
+
+## Deps
+
+* snyk: update snyk snapshot ([#13001](https://github.com/GoogleChrome/lighthouse/pull/13001), [#12982](https://github.com/GoogleChrome/lighthouse/pull/12982))
+* update to typescript 4.4.2 ([#12909](https://github.com/GoogleChrome/lighthouse/pull/12909), [#12999](https://github.com/GoogleChrome/lighthouse/pull/12999))
+
+## Clients
+
+* lightrider: use iframe fetcher ([#13006](https://github.com/GoogleChrome/lighthouse/pull/13006))
+* treemap: convert to ES modules ([#12892](https://github.com/GoogleChrome/lighthouse/pull/12892))
+* viewer: make entire directory use modules ([#12975](https://github.com/GoogleChrome/lighthouse/pull/12975))
+
+## Docs
+
+* auth: add missing build step in README ([#12911](https://github.com/GoogleChrome/lighthouse/pull/12911))
+* changelog: fix typo in changelog.md ([#12997](https://github.com/GoogleChrome/lighthouse/pull/12997))
+* hacking: add links to buildtracker/pr-tracking ([#12922](https://github.com/GoogleChrome/lighthouse/pull/12922))
+
+## Tests
+
+* avoid node 16.9.0 ([#13012](https://github.com/GoogleChrome/lighthouse/pull/13012))
+* ci: restore ToT Chromium download ([#12943](https://github.com/GoogleChrome/lighthouse/pull/12943), [#12950](https://github.com/GoogleChrome/lighthouse/pull/12950))
+* dom: fix node 16 createObjectURL bug ([#12935](https://github.com/GoogleChrome/lighthouse/pull/12935))
+* eslint: add import/order rule ([#12998](https://github.com/GoogleChrome/lighthouse/pull/12998))
+* fr: convert screenshot expectations ([#12912](https://github.com/GoogleChrome/lighthouse/pull/12912))
+* smoke: check for passing robots-txt ([#13007](https://github.com/GoogleChrome/lighthouse/pull/13007))
+* smoke: fix dbw console error expectation ([#13011](https://github.com/GoogleChrome/lighthouse/pull/13011))
+* smoke: print command to rerun failures ([#12924](https://github.com/GoogleChrome/lighthouse/pull/12924))
+* devtools: sync ([#12899](https://github.com/GoogleChrome/lighthouse/pull/12899))
+* devtools: tsc type override bug workaround ([#12933](https://github.com/GoogleChrome/lighthouse/pull/12933))
+* create faux psi report ([#12815](https://github.com/GoogleChrome/lighthouse/pull/12815))
+
+## Misc
+
+* the great sample rebaseline ([#12932](https://github.com/GoogleChrome/lighthouse/pull/12932))
+* restructure types to use project references ([#12914](https://github.com/GoogleChrome/lighthouse/pull/12914), [#12946](https://github.com/GoogleChrome/lighthouse/pull/12946), [#12940](https://github.com/GoogleChrome/lighthouse/pull/12940))
+* build: sample flow report ([#12930](https://github.com/GoogleChrome/lighthouse/pull/12930))
+* build: do not include locales in devtools bundle ([#12921](https://github.com/GoogleChrome/lighthouse/pull/12921))
+* build: remove template.html from devtools report resources ([#12891](https://github.com/GoogleChrome/lighthouse/pull/12891))
+* build: create UMD bundle build ([#12898](https://github.com/GoogleChrome/lighthouse/pull/12898))
+* build: normalize sample-report build naming ([#12901](https://github.com/GoogleChrome/lighthouse/pull/12901))
+* build: prefer paths when using gh-pages-app ([#12905](https://github.com/GoogleChrome/lighthouse/pull/12905))
+* build: refactor devtools bundle tweaking ([#12974](https://github.com/GoogleChrome/lighthouse/pull/12974))
+* tweak folder used for vercel deployment ([#12879](https://github.com/GoogleChrome/lighthouse/pull/12879))
+* cli: improve error if invalid value for  `--output` argument is passed ([#12836](https://github.com/GoogleChrome/lighthouse/pull/12836))
+* exit collect-strings script with error code on failure ([#12971](https://github.com/GoogleChrome/lighthouse/pull/12971))
+
 <a name="8.3.0"></a>
 # 8.3.0 (2021-08-10)
 [Full Changelog](https://github.com/GoogleChrome/lighthouse/compare/v8.2.0...v8.3.0)

diff --git a/docs/plugins.md b/docs/plugins.md
@@ -60,10 +60,10 @@ A Lighthouse plugin is just a node module with a name that starts with `lighthou
   "name": "lighthouse-plugin-cats",
   "main": "plugin.js",
   "peerDependencies": {
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   },
   "devDependencies": {
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   }
 }
 ```

diff --git a/docs/recipes/custom-audit/package.json b/docs/recipes/custom-audit/package.json
@@ -3,6 +3,6 @@
   "private": true,
   "scripts": {},
   "devDependencies": {
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   }
 }
diff --git a/docs/recipes/gulp/package.json b/docs/recipes/gulp/package.json
@@ -7,6 +7,6 @@
   "devDependencies": {
     "gulp": "^3.9.1",
     "gulp-connect": "^5.0.0",
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   }
 }
diff --git a/docs/recipes/lighthouse-plugin-example/package.json b/docs/recipes/lighthouse-plugin-example/package.json
@@ -3,9 +3,9 @@
   "private": true,
   "main": "./plugin.js",
   "peerDependencies": {
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   },
   "devDependencies": {
-    "lighthouse": "^8.3.0"
+    "lighthouse": "^8.4.0"
   }
 }
diff --git a/lighthouse-core/scripts/print-contributors.js b/lighthouse-core/scripts/print-contributors.js
@@ -53,7 +53,11 @@ async function main() {
   for (const author of authors) {
     const response = await fetch(`https://api.github.com/repos/GoogleChrome/lighthouse/commits/${author.hash}`);
     const json = await response.json();
-    console.log(`${json.commit.author.name} @${json.author.login}`);
+    try {
+      console.log(`${json.commit.author.name} @${json.author.login}`);
+    } catch {
+      console.log(`https://api.github.com/repos/GoogleChrome/lighthouse/commits/${author.hash}`, 'unexpected json', json);
+    }
   }
 }
 

diff --git a/lighthouse-core/test/results/sample_v2.json b/lighthouse-core/test/results/sample_v2.json
@@ -9,7 +9,7 @@
       "axe-core": "4.2.3"
     }
   },
-  "lighthouseVersion": "8.3.0",
+  "lighthouseVersion": "8.4.0",
   "fetchTime": "2021-09-07T20:11:11.853Z",
   "requestedUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",
   "finalUrl": "http://localhost:10200/dobetterweb/dbw_tester.html",

diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "lighthouse",
-  "version": "8.3.0",
+  "version": "8.4.0",
   "description": "Automated auditing, performance metrics, and best practices for the web.",
   "main": "./lighthouse-core/index.js",
   "bin": {

diff --git a/...mium-webtests/webtests/http/tests/devtools/lighthouse/lighthouse-emulate-run-expected.txt b/...mium-webtests/webtests/http/tests/devtools/lighthouse/lighthouse-emulate-run-expected.txt
@@ -14,7 +14,7 @@ Generate report: enabled visible
 
 =============== Lighthouse Results ===============
 URL: http://127.0.0.1:8000/devtools/lighthouse/resources/lighthouse-emulate-pass.html
-Version: 8.3.0
+Version: 8.4.0
 formFactor: mobile
 screenEmulation: {
   "mobile": true,

diff --git a/...m-webtests/webtests/http/tests/devtools/lighthouse/lighthouse-successful-run-expected.txt b/...m-webtests/webtests/http/tests/devtools/lighthouse/lighthouse-successful-run-expected.txt
@@ -385,7 +385,7 @@ Generating results...
 
 =============== Lighthouse Results ===============
 URL: http://127.0.0.1:8000/devtools/lighthouse/resources/lighthouse-basic.html
-Version: 8.3.0
+Version: 8.4.0
 ViewportDimensions: {
   "innerWidth": 980,
   "innerHeight": 1743,