TypeScript 5.2's New Keyword: 'using'Matt PocockMatt is a well-regarded TypeScript expert known for his ability to demystify complex TypeScript concepts. TypeScript 5.2 introduces a new keyword - using - that you can use to dispose of anything with a Symbol.dispose function when it leaves scope. { const getResource = () => { return { [Symbol.dispose]: () => { console.log('Hooray!') } } } using resource = getResource(); } // 'Hooray!'
GitHub - tc39/proposal-type-annotations: ECMAScript proposal for type syntax that is erased - Stage 1
Proposal: Do expression and async do expression by Jack-Works · Pull Request #42437 · microsoft/TypeScript
Issues · microsoft/TypeScript
