Function getCommonSuffix

lib/util/compileBooleanMatcher.js:198–210

(items)

 * @returns {string} common suffix
 */
const getCommonSuffix = (items) => {
	let suffix = items[0];
	for (let i = 1; i < items.length; i++) {
		const item = items[i];
		for (let p = item.length - 1, s = suffix.length - 1; s >= 0; p--, s--) {
			if (item[p] !== suffix[s]) {
				suffix = suffix.slice(s + 1);
				break;
			}
		}
	}
	return suffix;
};

/**
 * Returns regexp.