Theo Browne experiments with AI-assisted Rust port of TypeScript compiler

Theo Browne announced an experimental Rust port of the TypeScript compiler on October 7, reporting significant speed gains. The project, a direct port of Microsoft's Go compiler, used AI coding agents for implementation and claims to pass over 180,000 existing tests. The author notes compatibility issues and advises thorough review before adoption, as the project's benchmarks and cost figures are based on specific conditions and author reports. The announcement highlights the role of a strong existing reference implementation in enabling the AI-assisted porting process.
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