useMountedRef
It returns a ref object that used to determine whether the component is mounted.
API
function useMountedRef(): React.MutableRefObject<boolean>;
Example
import React from "react";
import { useMountedRef } from "@lilib/hooks";
function Example() {
  const mountedRef = useMountedRef();
  if (mountedRef.current) {
    // Do something.
  }
  ...
}