Episode Details
Back to EpisodesTSC Init New Defaults, Who Dis? Plus Vite 7, Babel 8 Betas | News | Ep 21
Episode 21
Published 9 months, 4 weeks ago
Description
News for the week of June 2, 2025: TSC init command gets new, modern defaults, plus new betas drop for Vite 7 and Babel 8. From the community: Learn advanced TS features in 25 mins, and improve the performance of your TS monorepos with secret arcane knowledge.
Chapters
- (00:00) - Introduction and Personal Updates
- (02:26) - News: tsc --init Finally Has New Defaults
- (04:39) - News: Deferred Imports Syntax Will Land in TS 5.9
- (06:38) - News: Vitest 3.2 Brings Annotations, Better TS Support
- (08:21) - News: Vite 7 Beta
- (09:17) - News: Babel 8 Beta
- (10:49) - News: Storybook 9 Adds Interaction Tests, A11y Improvements
- (11:54) - News: TC39 Proposal Advancements
- (14:54) - News: IRS Uses TypeScript and React
- (16:50) - Community Highlight: The M.I.N.T. Principle by Sean Maxwell
- (22:07) - Community Highlight: Advanced TS by Web Dev Simplified
- (22:32) - Community Highlight: TS Monorepo Tips by Mike Hartington and Colin Hacks
- (24:30) - Community Highlight: Learn How Signals Work in TypeScript by Jon Kuperman
- (25:32) - Community Highlight: Your Feedback!
- (27:07) - Cool Stuff: Reverse-Engineering Linear's Sync Engine
- (28:09) - Cool Stuff: Chrome Performance Profiler Gets a Facelift
News
- tsc --init gets new defaults (h/t Rob Palmer)
- TypeScript 5.9 gets import deferred (h/t Rob Palmer)
- Vitest 3.2 is out!
- Vite 7 beta changelog entry
- Announcing Babel 8 Beta
- Storybook 9 Bluesky breakdown thread
- TC39 proposals advance
- The IRS Tax Filing Software TurboTax Is Trying to Kill Just Got Open Sourced
From the Community
- The MINT Principle – When to use object-oriented programming in TypeScript (h/t Reddit)
- Learn Advanced TypeScript In 25 Minutes (infer, extends, ternaries)
- Mike Hartington gave a talk on TypeScript performance
- Live types in a TypeScript monorepo (Colin Hacks)
- Learn Signals by reading TypeScript (Jon Kuperman)
Cool Stuff
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