@prezly/react-promise-modal/dist/useIsMounted.js

The proper (and easy) way of doing modals in React. With Promises.

"use strict";

var _react = require("react");
var React = _react;
/**
 * @see https://streamich.github.io/react-use/?path=/story/lifecycle-usemountedstate--docs
 *
 * Lifecycle hook providing ability to check component's mount status.
 * Returns a function that will return true if component mounted and false otherwise.
 */
function useIsMounted() {
  var isMounted = React.useRef(false);
  React.useEffect(function () {
    isMounted.current = true;
    return function () {
      isMounted.current = false;
    };
  }, []);
  return React.useCallback(function () {
    return isMounted.current;
  }, []);
}
exports.useIsMounted = useIsMounted;