Function addToMapOfItems

lib/ids/IdHelpers.js:228–235

(map, key, value)

 * @returns {void}
 */
const addToMapOfItems = (map, key, value) => {
	let array = map.get(key);
	if (array === undefined) {
		array = [];
		map.set(key, array);
	}
	array.push(value);
};

/** @typedef {Set<string>} UsedModuleIds */