Function defineIndexGetter

lib/util/deprecation.js:171–180

(index)

	 * @param {number} index index
	 */
	const defineIndexGetter = (index) => {
		Object.defineProperty(set, index, {
			get: createIndexGetter(index),
			set(value) {
				throw new Error(
					`${name} was changed from Array to Set (indexing Array with write is not possible)`
				);
			}
		});
	};
	defineIndexGetter(0);
	let indexerDefined = 1;
	Object.defineProperty(set, "length", {