Function predicate

packages/query-core/src/__tests__/utils.test-d.tsx:12–15

(query)

    const filters: QueryFilters<DataTag<QueryKey, TData, TError>> = {
      predicate(query) {
        expectTypeOf(query.setData({ a: 1, b: '1' })).toEqualTypeOf<unknown>()
        return true
      },
      queryKey: ['key'] as DataTag<undefined, TData, TError>,
    }