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type: move mutate type annotation into useCallback generic #4191

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type: move mutate type annotation into useCallback generic #4191

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type: move mutate type annotation into useCallback generic
li-jia-nan Nov 29, 2025
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Merge branch 'main' into type-up
li-jia-nan Nov 29, 2025
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2 changes: 1 addition & 1 deletion src/index/use-swr.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -595,7 +595,7 @@ export const useSWRHandler = <Data = any, Error = any>(

// Similar to the global mutate but bound to the current cache and key.
// `cache` isn't allowed to change during the lifecycle.
const boundMutate: SWRResponse<Data, Error>['mutate'] = useCallback(
const boundMutate = useCallback<SWRResponse<Data, Error>['mutate']>(
// Use callback to make sure `keyRef.current` returns latest result every time
(...args: any[]) => {
return internalMutate(cache, keyRef.current, ...args)
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