@prezly/react-promise-modal/dist/useIsMounted.d.ts

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

/**
 * @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.
 */
export declare function useIsMounted(): () => boolean;