Wes and Scott talk with Anders Hejlsberg and Daniel Rosenwasser about TypeScript’s leap to native code. They discuss the challenges, trade-offs, and the decision to port TypeScript to Go, unlocking faster compilation, better concurrency, and new possibilities for AI-assisted development.

Show Notes

00:00 Welcome to Syntax!
00:38 TypeScript compiler goes native
05:24 Challenges in rebuilding TypeScript
08:49 How long has this been in development?
10:32 What does porting TypeScript to native entail?
16:36 Why choose Go?
26:48 The porting process
35:02 Brought to you by Sentry.io
35:27 Type checking and parallel compilation
42:36 Fixing TypeScript’s performance bottlenecks
49:09 Large TypeScript codebases
54:11 What’s the timeline for the new compiler?
58:39 Optimization and AI
01:00:32 New features?
01:04:15 Sick Picks + Shameless Plugs

Sick Picks

Daniel: pprof-it
Anders: USB Hand Warmers

Shameless Plugs

TypeScript

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