docs: "What's new in Svelte" August newsletter #1433
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@DreaminDani is attempting to deploy a commit to the Svelte Team on Vercel. A member of the Team first needs to authorize it. |
dominikg
reviewed
Jul 28, 2025
| - getAbortSignal returns an AbortSignal that aborts when the current derived or effect re-runs or is destroyed (**[email protected]**, [Docs](https://svelte.dev/docs/svelte/svelte#getAbortSignal), [#16266](https://github.com/sveltejs/svelte/pull/16266)) | ||
| - A new parent property has been added to the `__svelte_meta` properties that are added to elements at dev time - useful for debugging nested hierarchies (**[email protected]**, Docs, [#16255](https://github.com/sveltejs/svelte/pull/16255)) | ||
| - `await` is now supported in components when using the `experimental.async` compiler option (**[email protected]/[email protected]**, [Docs](https://svelte.dev/docs/svelte/await-expressions) [#15844](https://github.com/sveltejs/svelte/pull/15844)) | ||
| - `svelte.config.ts` can now be loaded in runtimes that support importing TypeScript files (**[email protected]**, [#13935](https://github.com/sveltejs/kit/pull/13935)) |
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this does not yet work with language-tools and eslint-plugin-svelte, i'd prefer it to be announced more publicly after all our tools support it
Suggested change
| - `svelte.config.ts` can now be loaded in runtimes that support importing TypeScript files (**[email protected]**, [#13935](https://github.com/sveltejs/kit/pull/13935)) |
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Not sure which category to best put this in but there is a new major release of vite-plugin-svelte with support for vite7, rolldown-vite and more https://github.com/sveltejs/vite-plugin-svelte/releases/tag/%40sveltejs%2Fvite-plugin-svelte%406.0.0 |
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| ## What's new in Svelte, SvelteKit, Language Tools and CLI (sv) | ||
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| - getAbortSignal returns an AbortSignal that aborts when the current derived or effect re-runs or is destroyed (**[email protected]**, [Docs](https://svelte.dev/docs/svelte/svelte#getAbortSignal), [#16266](https://github.com/sveltejs/svelte/pull/16266)) |
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Suggested change
| - getAbortSignal returns an AbortSignal that aborts when the current derived or effect re-runs or is destroyed (**[email protected]**, [Docs](https://svelte.dev/docs/svelte/svelte#getAbortSignal), [#16266](https://github.com/sveltejs/svelte/pull/16266)) | |
| - `getAbortSignal` returns an `AbortSignal` that aborts when the current derived or effect re-runs or is destroyed (**[email protected]**, [Docs](https://svelte.dev/docs/svelte/svelte#getAbortSignal), [#16266](https://github.com/sveltejs/svelte/pull/16266)) |
| ## What's new in Svelte, SvelteKit, Language Tools and CLI (sv) | ||
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| - getAbortSignal returns an AbortSignal that aborts when the current derived or effect re-runs or is destroyed (**[email protected]**, [Docs](https://svelte.dev/docs/svelte/svelte#getAbortSignal), [#16266](https://github.com/sveltejs/svelte/pull/16266)) | ||
| - A new parent property has been added to the `__svelte_meta` properties that are added to elements at dev time - useful for debugging nested hierarchies (**[email protected]**, Docs, [#16255](https://github.com/sveltejs/svelte/pull/16255)) |
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Suggested change
| - A new parent property has been added to the `__svelte_meta` properties that are added to elements at dev time - useful for debugging nested hierarchies (**[email protected]**, Docs, [#16255](https://github.com/sveltejs/svelte/pull/16255)) | |
| - A new `parent` property has been added to the `__svelte_meta` properties that are added to elements at dev time - useful for debugging nested hierarchies (**[email protected]**, Docs, [#16255](https://github.com/sveltejs/svelte/pull/16255)) |
dummdidumm
reviewed
Jul 29, 2025
| authorURL: https://dreamindani.com | ||
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| With [Async Svelte](https://github.com/sveltejs/svelte/discussions/15845) officially out in the world, there's a lot of updates to share! |
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Suggested change
| With [Async Svelte](https://github.com/sveltejs/svelte/discussions/15845) officially out in the world, there's a lot of updates to share! | |
| With [Async Svelte](https://github.com/sveltejs/svelte/discussions/15845) officially out in the world and its companion [Remote Functions](https://github.com/sveltejs/kit/discussions/13897) already ligned up, there's a lot of updates to share! |
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| _Featuring Svelte Contributors and Ambassadors_ | ||
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| - [promise.then(...)](https://www.youtube.com/watch?v=e-1pVKUWlOQ) by Rich Harris - what's next now that Svelte is Async |
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We should also mention this one https://www.youtube.com/live/kL4Tp8RmJwo
| - A new parent property has been added to the `__svelte_meta` properties that are added to elements at dev time - useful for debugging nested hierarchies (**[email protected]**, Docs, [#16255](https://github.com/sveltejs/svelte/pull/16255)) | ||
| - `await` is now supported in components when using the `experimental.async` compiler option (**[email protected]/[email protected]**, [Docs](https://svelte.dev/docs/svelte/await-expressions) [#15844](https://github.com/sveltejs/svelte/pull/15844)) | ||
| - `svelte.config.ts` can now be loaded in runtimes that support importing TypeScript files (**[email protected]**, [#13935](https://github.com/sveltejs/kit/pull/13935)) | ||
| - There are now types for the `params` prop in page/layout components (**[email protected]/[email protected]**, [#13999](https://github.com/sveltejs/kit/pull/13999)) |
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Similarly, typed routes are a thing now sveltejs/kit#13864
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| Let's dive into the highlights... | ||
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| ## What's new in Svelte, SvelteKit, Language Tools and CLI (sv) |
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Kind of a minor addition but SvelteKit's read now works in edge environments where fs.readFile isn't available such as in Cloudflare's workerd, Netlify, and Vercel's edge functions.
sveltejs/kit#13859
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Let me know if I missed anything!