Search results

SvelteMap.set on an existing key notifies keys() readers even though the key set didn't change

Status: Open.

#18531 In sveltejs/svelte;

· Nic-Polumeyv opened on Jul 10, 2026

$state.eager() is sometimes incorrect in SSR

Status: Open.

#18529 In sveltejs/svelte;

· adiguba opened on Jul 10, 2026

experimental.async: batch merging permanently swallows unrelated synchronous UI updates when an earlier async batch never settles

Status: Open.

#18524 In sveltejs/svelte;

· reinhard-sanz opened on Jul 10, 2026

flushSync() errors when called at top level of script; doesn't work with $effect.pre

Status: Open.

#18522 In sveltejs/svelte;

· jacekalms opened on Jul 10, 2026

$derived re-executes once per reading effect (memoization lost) when invalidated while another batch is pending (experimental.async)

Status: Open.

#18503 In sveltejs/svelte;

· billpeet opened on Jul 4, 2026

$derived on a class instance returns a stale value after the effect that incidentally owned it at construction is destroyed

Status: Open.

#18489 In sveltejs/svelte;

· reinhard-sanz opened on Jun 30, 2026

Error thrown by a $derived re-executing during teardown escapes <svelte:boundary> (and can mask the real error via null effect.b)

Status: Open.

#18485 In sveltejs/svelte;

· Stadly opened on Jun 29, 2026

Provide hasContext function with createContext

Status: Open.

#18471 In sveltejs/svelte;

· soleuniverse101 opened on Jun 27, 2026

TypeError: value is not a function on SSR when nested {#snippet} reads {const x = $derived(await …)} from parent snippet body via a sync $derived

Status: Open.

#18469 In sveltejs/svelte;

· hanszoons opened on Jun 26, 2026

When committing a fork derived seem to be read out of order in some cases.

Status: Open.

#18468 In sveltejs/svelte;

· jjones315 opened on Jun 25, 2026

Function call in class: and style: directives are inconsistent with standard attributes

Status: Open.

Bug

#18465 In sveltejs/svelte;

· adiguba opened on Jun 25, 2026

Docs: "Component testing" of "Context" article edits

Status: Open.

#18462 In sveltejs/svelte;

· svew opened on Jun 23, 2026