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refactor: standardize use of MaybePromise<T> in place of Promise<T> | T

4

This commit builds on the changes introduced in [refactor/narrow-callback-types](https://github.com/TanStack/query/pull/9202) and replaces all instances of `Promise | T` with the new `MaybePromise` helper type. The `MaybePromise` type, originally defined in `@tanstack/query-persist-client-core/src/createPersister.ts`,...

braden-w

.refetch() is not working as expected after signal update when using injectQuery

2

### Describe the bug It seems like `injectInfiniteQuery` that depends on some signal-based param, like `query()` for the queryKey/queryFn, is not working as expected when we use the `.refetch()` directly...

tomer953

Updates examples for invalidation from mutations

3

If my memory serves me right, returning a Promise makes sure the data is updated before the mutation is entirely complete (i.e., `isPending` is true until onSuccess is fulfilled) This...

srph

narrowing typescript keeps `data` as possible undefined

6

### Describe the bug Hello, I'm using query to fetch some data coming from the server using Vue, the code looks like this: ```ts const { error, data, status }...

Tbaile

QueryClient.clear breaks existing queries

1

### Describe the bug In vue query, after calling queryClient.clear all existing queries created with useQuery instance stop working. An example where this is problematic: I have a query fetching...

farmaazon

feat(query-core): add MutationFunctionContext argument to mutateFn

2

This PR adds new argument to `mutateFn` allowing for access to `queryClient` as well as `meta` object. This feature should make it easier to attach authentication headers from within `mutateFn`,...

travikk

`onMutate` never actually runs synchronously

4

`onMutate` never actually runs synchronously because the result of `#mutationCache.config.onMutate?.()` is always awaited beforehand Diff that fixes this: ```diff diff --git a/node_modules/@tanstack/query-core/build/modern/mutation.js b/node_modules/@tanstack/query-core/build/modern/mutation.js index 1bc7990..efbddd6 100644 --- a/node_modules/@tanstack/query-core/build/modern/mutation.js +++ b/node_modules/@tanstack/query-core/build/modern/mutation.js...

sleexyz

refactor(core): add generic utilities for resolving value-or-function patterns, replace specialized `resolveStaleTime` and `resolveEnabled`

7

This PR introduces `isFunctionVariant()` and `resolveValueOrFunction()` utilities to replace repetitive `typeof === 'function'` checks throughout the codebase, consolidating the common "value or function that computes value" pattern. ## Problem and...

braden-w

fix(query-core): add check to #combineResult for input parameter length to decide whether to return optimistic(old) or updated results

4

Issue #8781: fix(query-core): add check to #combineResult for input parameter length to decide whether to return optimistic(old) or updated results

gopnik5

## Description This fixes an `effect_orphan` error that occurs, when `createQuery` gets called in an event listener, or simply outside of component initialization. I simply added `$effect.root` around the `$effects`...

arnolicious