Function hashKey

packages/query-core/src/utils.ts:232–243

(queryKey: QueryKey | MutationKey)

 * Hashes the value into a stable hash.
 */
export function hashKey(queryKey: QueryKey | MutationKey): string {
  return JSON.stringify(queryKey, (_, val) =>
    isPlainObject(val)
      ? Object.keys(val)
          .sort()
          .reduce((result, key) => {
            result[key] = val[key]
            return result
          }, {} as any)
      : val,
  )
}

/**
 * Checks if key `b` partially matches with key `a`.