import { Substraction } from '@thalesrc/js-utils/array/difference';
declare global {
    export interface Set<T> {
        /**
         * #### Difference
         *
         * Gets the difference of the sets
         *
         * * * *
         * Example:
         * ```typescript
         * import "@thalesrc/js-utils/set/proto/difference";
         *
         * const base = new Set(["a", "b", "c", "d"]);
         *
         * base.getDifference(["a", "b"]); // Set(["c", "d"])
         * ```
         * * * *
         * @param base Base Set
         * @param substraction Set or Array to remove its values from the base
         * @param allDiff By default all the same items encountered in substraction will be removed, set this argument as true to get real difference
         * @returns Difference of base from substraction
         */
        getDifference(substraction: Substraction, allDiff?: boolean): Set<T>;
    }
}