@assistant-ui/react/src/utils/useIsomorphicLayoutEffect.ts

Open-source TypeScript/React library for building production-grade AI chat experiences

import { useEffect, useLayoutEffect } from "react";

const hasWindow =
  typeof (globalThis as typeof globalThis & { window?: unknown }).window !==
  "undefined";

export const useIsomorphicLayoutEffect = hasWindow
  ? useLayoutEffect
  : useEffect;