Function callbackTest

packages/query-core/src/__tests__/queryClient.test-d.tsx:613–617

()

  // @ts-expect-error
  const callbackTest: SuccessCallback = () =>
    queryClient.setQueryData(key, (data) => {
      expectTypeOf(data).toEqualTypeOf<number | undefined>()
      return data
    })
})

it('should infer types correctly with block body arrow functions', () => {