RFC: Nested record definitions
Unfortunately I don’t think that functionality from TypeScript translates well to ReScript. The simple cases might (just the equivalent of dot access), but add on things like variants, tuples and more...
View ArticleRun single .res file
Hello Gabriel, Can you give more details about what you’re trying to achieve? There’s no built-in command to directly compile and execute rescript code but you can decompose this, run a command that’d...
View ArticleLeverage ES decorators
there are ways to do it (PPX), but it’s overall poorly documented and heavily discouraged by the community because it complicates the upgrade of the compiler and creates breaking changes where it...
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RFC: Nested record definitions
I’ve been sidetracked with other things, but I look forward to continuing work on this feature soon! Hoping we can land it in v12, that’d be great. Now that I know we can do it I find myself missing...
View ArticleRun single .res file
This would be a really cool feature, at least at a glance. I do think we’d need to do some analysis on how this would work in different cases though - what about if you have dependencies that needs...
View ArticleLeverage ES decorators
Attributes in ReScript looks like ES decorators, but they really have nothing to do with each other outside of looking the same. Decorators in ReScript are arbitrary meta information attached to...
View ArticleRFC: Nested record definitions
At this point, what benefit is coming out other than just defining the types? type fileConfig = { extension?: string } type persist = { fileName: string, path?: string, fileConfig?: } type options = {...
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Leverage ES decorators
tsnobip: What are you trying to solve with custom decorators? sorry, was trying to do stuff like in typescript, but now understand that rescript promotes a different thinking model, ES decorators a...
View ArticleReact 19 and ReScript
React compiler it’s a babel plugin, so as long Rescript outputs the expected javascript shape, should be fine
View ArticleLeverage ES decorators
That’s great feedback. What could we do to improve that? A section in the docs, or more content in the docs addressing people coming from JS/TS specifically?
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Run code in the playground
@YKW @yangdanny97 I added a run button (and a keyboard shortcut) in the playground, don’t hesitate to give some feedback
View ArticleReact 19 and ReScript
This is not the case today: Will the compiler support plain JSX function calls again? · reactwg/react-compiler · Discussion #22 · GitHub The React compiler doesn’t kick in when the JSX is already...
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React 19 and ReScript
Found a nifty diagram: (Source: [Compiler Bug]: Compiler fails to memoize hooks with no hook calls · Issue #31727 · facebook/react · GitHub) And it is kinda official, since that user is a Meta...
View ArticleRFC: Nested record definitions
I think having the option is nice. imo this is easier to read through, as long as the inner types aren’t reused anywhere else. type options = { startFrom: float, persist?: { fileName: string, path?:...
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[ANN] rescript-rest - RPC-like client, contract, and server implementation...
I started building integration for Next.js pages API You can try it out in the rescript-rest@2.0.0-rc.1 version
View ArticleLeverage ES decorators
It seems like a pretty tricky problem to explain something that looks similar but is different. Understanding the syntax with a JS background is just as dangerous as understanding the syntax with an...
View ArticleRFC: Nested record definitions
The proposal makes perfect sense when I understand records as immutable memory layouts that can no longer be split. TypeScript’s structs have a quite different effect, since they allow declarations to...
View ArticleRFC: Nested record definitions
I leave some additional concerns: Polymorphic operations: I’ve argued for deprecating polymorphic operations we have since the introduction of universal operators in v12. For example, we support...
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