This Week In React 109: React Labs, Linaria, React-Aria, Design System, Ladle, Sandpack, Redwood, React-Native, Moon...

Hi everyone!

Another week with lots of content, including 2 official articles on the React and React-Native blogs.

The React ecosystem continues to grow, and my curation workflow is getting better too. Result: I have more and more links to share

By the way, I'm curious, is being exhaustive a bug or a feature? You can answer me by email or on theTwitter poll.

The problem is also that Gmail truncates my newsletter . This is partly because of my Revue provider and its long tracking links. I'm thinking of migrating to ConvertKit soon.

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React

React Labs: What We've Been Working On -- June 2022

React Labs is a new series of articles: the React team wants to share more regularly its progress. Read the whole article: it contains a lot of very interesting information, in particular:

• Server Components: async/await model, no more.server.jsextension, Webpack/Vite unification...
• React Optimizing Compiler (React Forget) rewritten, seems to progress well.
• the Offscreen API offering new very interesting capabilities (instant transitions )

See alsoDan Abramov comments on Reddit

Airbnb's Trip to Linaria

Airbnb explains how they went from Sass to react-with-styles and then Linaria. It is a no-runtime CSS-in-JS framework with static CSS extraction. They explain their choice, migration strategy, and give a positive feedback on the tool they contribute to.

React Aria - Date and Time Pickers for All

React Aria has just announced the release of Date and Time Picker components and hooks. As you can expect, there is a real focus on accessibility, flexibility and internationalization. We can feel that there is a lot of work behind these components from the Adobe teams.

Notes on maintaining an internal React component library

Gabe works on Walrus, Digital Ocean's internal React design system. He offers a very detailed feedback on the maintenance of a React design system over time. He shares interesting lessons on the human aspect as well as on the design of props, the encapsulation of components or the management of version upgrades.

Capture Phase Event Handling in React

We often use the "bubbling" phase of DOM events, but it is sometimes useful to use the "capture" phase which is not very well known. We can use for exampleonClickCapturewith React.

Extras:

• 5 Big Takeaways from RemixConf
• What is XState used for?
• The Case for Use.GPU
• Why UseuseReducer?
• React Element vs Component
• You Might Not Need an Effect: new doc page in beta
• Sandpack 1.0: React components to build interactive code playground, from CodeSandbox. New design, theming, SSR support, React 18, file explorer...
• Ladle 1.0: Storybook alternative based on Vite, built for Uber. Can now customize Vite config + addons for accessibility and accessing story source.
• uipkg: new plugin to export Figma designs to React.
• Remix-routers: adapt Remix router to other frameworks (for now only Vue)
• React-Teleporter 3.0: React 18 support
• SWR 2.0 Beta 4: resource preloading API
• React-cmdk: A command palette for React
• Redwood 2.0: 3 months after v1.0? Don't panic! It's just a few breaking changes, Redwood respects semantic versioning.
• React 18.2: SSR bugfixes
• Vitext: Next.js alternative based on Vite?
• React-Three-Fiber + Html embed
• React-conferences
• React Summit Sketches

Sponsors

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TechTree - Introducing This Week in React Bounty Board

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A Global Virtual Conference for Full-Stack Developers

Meteor Impact, Meteor's most significant online conference, will beback this year and held by Jan Dvok (akaStoryteller). Meteor Softwareand Pathable will support the event, amongst other sponsors.

Last year's conference was a significant success, with over490+attendeesand40 talks, and we're planning to make this year'sevent even bigger and better!

Make sure you save these dates:October 13thand14th, 2022.

If you want to stay up to date with information regardingMeteor Impact, you cansign up hereto stay updated with thelatest news and updates.

React-Native

Helping migrate React Native libraries to the New Architecture

The React-Native team explains how they will help us adopt the new architecture. There will be documentation, support via the working group, but also GitHub repos with many examples of applications and migration branches. Note that React-Native 0.69 (with React 18) should be available soon: the features of Concurrent React will be available only for users on the new architecture.

@shopify/react-native-performance

Packages created by Shopify to profile the performance of your apps. First-class React-Navigation and FlatList profiling support.

Warning: 3 popular packages now have the same name

Extras:

• Writing fastlane scripts in Javascript
• Metro + web: Metro web usage is increasing: Airbnb, Stripe, Expo...
• React-Native-Owl 1.0: visual regression testing lib for React-Native reaching v1 milestone
• React-Native-Performance Config Plugin(not the same )
• Siri Shortcuts Config Plugin
• React-Native-Firebase v15
• RNR 239 - Shrink your app with ProGuard
• TheReact NativeShow Coffee Talk #3 - Open Source
• TheReact NativeShow #13 - Migration to React Native

Other

The cost of convenience

An interesting reflection on frontend abstractions and their cost... Proposes an interesting mental model to differentiate a framework from a library (IoC - Hollywood principle - "Don't call us, we'll call you"). All this illustrated with some React examples.

Moon - A build system for the JavaScript ecosystem

Seems to be a new competitor to Nx and Turborepo, this time written in Rust

Extras:

• TypeScript 4.8 Beta
• Why You Might Prefer Map Over Object In JavaScript
• Sponsoring dependencies: The next step in open source sustainability
• CSS - Complex vs Compound Selectors
• Socket for GitHub 1.0
• State of Open Source Security 2022
• CSS - Backdrop Filter finally in Firefox 103
• V8 - Discontinuing release blog posts
• Bringing forward the End-of-Life Date for Node.js 16
• CSS - New syntax for range media queries in Chrome 104
• Software Engineering - The Soft Parts
• Lerna 5.1
• Boa v0.15
• zx 7.0
• Tauri 1.0
• Deno 1.23
• Deno raises $21M