/**
 * @param {number=} Optional 
 * @param {...number} Variable (repeatable)
 * @param {*} All
 * @param {?number} Nullable
 * @param {!number} Non nullable
 * @param {Array.<string>}
 * @param {Object.<string, *>}
 * @param {{a: string, b}} Record
 * @param {Object.<string, {a, b}}>}
 */
function testFunction() {
}