Method _invalidateCache

lib/util/SortableSet.js:156–160

* Invalidates the cached state associated with this value. * @private * @returns {void}

()

	 * @returns {void}
	 */
	_invalidateCache() {
		if (this._cache !== undefined) {
			this._cache.clear();
		}
	}

	/**
	 * Invalidate ordered cache.