Understanding Svelte's TypeScript to JSDoc Transition and the Static Typing Debate
By
culi
Baker's choice. Dense with flavour, light on filler.
Summary
The article discusses the 2023 controversy around Svelte's internal refactoring PR that removed TypeScript, which was misinterpreted as a rejection of static typing. It explains that the move was actually about using JSDoc for type checking while maintaining JavaScript, and explores the broader debate about TypeScript vs JavaScript in web development, including perspectives from developers like Dan Abramov and Rich Harris.
Key quotes
· 4 pulledThe premier darling of web frameworks ostensibly rejecting the benefits of static typing was a big deal.
Rich Harris felt compelled to hop onto HN and explain how this was 'not a vindication of anti-TypeScript sentiment'.
The move was about using JSDoc for type checking while maintaining pure JavaScript code.
This sparked broader discussions about TypeScript adoption, developer preferences, and the trade-offs between static typing and JavaScript flexibility.
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