/TypeScript/React typescript custom hook

React typescript custom hook

export function useLoading() {
  const [isLoading, setState] = React.useState(false);
  const load = (aPromise: Promise<any>) => {
    setState(true);
    return aPromise.finally(() => setState(false));
  };
  return [isLoading, load] as const; // infers [boolean, typeof load] instead of (boolean | typeof load)[]
}

Source: github.com

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