market/src/@hooks/useIsMounted.ts

import { useCallback, useEffect, useRef } from 'react'

export function useIsMounted(): () => boolean {
  const isMountedRef = useRef(true)
  const isMounted = useCallback(() => isMountedRef.current, [])

  useEffect(() => {
    return () => {
      isMountedRef.current = false
    }
  }, [])

  return isMounted
}