Function getPresentKinds

lib/TemplatedPathPlugin.js:48–70

(path)

 * @returns {Set<string>} placeholder kinds present
 */
const getPresentKinds = (path) => {
	const cached = presentKindsCache.get(path);
	if (cached !== undefined) return cached;
	/** @type {Set<string>} */
	const kinds = new Set();
	// `RegExp.exec` loop rather than `String.matchAll` (Node.js 12+) so this
	// stays compatible with the supported Node.js 10 range.
	REGEXP.lastIndex = 0;
	/** @type {RegExpExecArray | null} */
	let m;
	while ((m = REGEXP.exec(path)) !== null) {
		const content = /** @type {string} */ (m[1]);
		if (content.length + 2 === m[0].length) {
			const cm = /^(\w+)(?::\w+)?(?::\w+)?$/.exec(content);
			if (cm) kinds.add(cm[1]);
		}
	}
	if (presentKindsCache.size >= PRESENT_KINDS_CACHE_MAX) {
		presentKindsCache.clear();
	}
	presentKindsCache.set(path, kinds);
	return kinds;
};

/** @type {PathData["prepareId"]} */
const prepareId = (id) => {