* add new types of performance monitoring
* adding LCP
* adding cls to perf relayer
* add test for cls and lcp
* nit fixes
* re-organizing code
* fixing tests for lcp
* updating size limits in test
* Remove ts-ignore where possible
And replace by typecasts
* More accurate types
* bend cliententries in a correct shape earlier on
* comment becomes unnecessary
* add webpack overload to allow for the next.js use case
* Avoid changing public interface
Co-authored-by: Joe Haddad <timer150@gmail.com>
This adds a `isFallback` property to detect if the page is being rendered in "fallback" mode or normal mode.
Accessed via the `useRouter()` hook.
---
Closes#10527
* Adjust SSG Loading Behavior
* Update expected preview behavior
* Rename two corrections
* Only use skeleton in production for now
* Fix "should SSR SPR page correctly" test
* fix tests
* fix trailing comment letter
* disable test for now
* Add initial SSG fallback handling
* Remove extra changes and update fallback handling
* Remove extra timeout for testing
* Update SSG tests in dynamic-routing suite
* Add racing to decide between rendering fallback and data
* Update size-limit test
* Update comment
* Make sure to follow correct route change order
* Make comment more verbose for racing
* Revert getStaticData to only return Promise
* Make sure to update URL on fallback
* Add retrying for data, de-dupe initial fallback request, and merge fallback replace
* Update to add preload for fallback pages data
* Add test for data preload link
* Use pre-built fallback in production mode
* Remove preload link for fallback from _document
* Update to make sure fallback is rendered correctly for serverless
* Fix#8655, skip rendering meta tags with undefined props
* Filter all tags, not just meta
* Only render defined props
* Remove filtering of undefined strings
Co-Authored-By: Tim Neutkens <tim@timneutkens.nl>
* Replace Object.entries
* Remove filtering code
* Simplify code
* Add test
* Add tests for undefined head prop value and tweak check
* Update to strip undefined prop values to match react
* Update head.js
Co-authored-by: Tim Neutkens <tim@timneutkens.nl>
Co-authored-by: Joe Haddad <timer150@gmail.com>
Co-authored-by: JJ Kasper <jj@jjsweb.site>
* Disable core-js on Next.js core files as it's not transforming anything important
* Move babel options to taskr plugin
* Disable transform-runtime for pages dir
* Disable correctly
* Disable corejs for core files
* Temporarily check if this fixes the error
* Use builtIns and exclude async-to-generator
* Update index.test.js
* Disable core-js on Next.js core files as it's not transforming anything important
* Move babel options to taskr plugin
* Disable transform-runtime for pages dir
* Disable correctly
* Disable corejs for core files
* Temporarily check if this fixes the error
* Fix error when reading Component.__NEXT_SPR in packages/next/client/index.js
* Use the .? optional chaining operator
Co-Authored-By: Tim Neutkens <tim@timneutkens.nl>
* Update index.js
Co-authored-by: Tim Neutkens <tim@timneutkens.nl>
Co-authored-by: Joe Haddad <timer150@gmail.com>
* Fix missing quotes around `in` operator check for PerformanceObserver
* Always call `getEntriesByType()` even if performance observer is supported.
Co-authored-by: Joe Haddad <timer150@gmail.com>
* Enable New CSS Support by Default
* Adjust configs
* Fix invisible AMP body
* Fix AMP validation warning
* test fix
* Use expression that won't be eliminated by babel
* Add assetPrefix when fetching script and style dependencies for granularChunks
* Lint
* Fix assetPrefix usage with granularChunks
* Add tests for granularChunks with assetPrefix
* Cleanup
* Use smaller name as it's not shortened
* Remove export as it's not used and it'll be shortened
* Update size
Co-authored-by: Joe Haddad <timer150@gmail.com>
* Optimize Prefetching
* fix css client nav test
* fix preload viewport test
* fix production test
* patch tests more
* Make page loader wait on prefetch
* no unhandled rejection
* Save some bytes
* CSS Module Support
* Fix Server-Side Render of CSS Modules
* Fix Jest Snapshots
https://github.com/facebook/jest/pull/8492
* Fix snapshots
* Add test for CSS module edit without remounting
* Add tests for dev and production style being applied
* Add missing TODOs
* Include/exclude should only be applied to issuer, not the CSS file itself
* Add CSS modules + node_modules tests
* Test that content is correct
* Create Multi Module Suite
* Add client-side navigation support for CSS
* Add tests for client-side nav
* Add some delays
* Try another fix
* Increase timeout to 3 minutes
* Fix test
* Give all unique directories