JSDoc vs jsig - callbacks

JSDoc example.js

// from http://usejsdoc.org/tags-callback.html

//// Documenting a class-specific callback
/**
 * @class
 */
function Requester() {}

/**
 * Send a request.
 * @param {Requester~requestCallback} cb - The callback that handles the response.
 */
Requester.prototype.send = function(cb) {
    // code
};

/**
 * This callback is displayed as part of the Requester class.
 * @callback Requester~requestCallback
 * @param {number} responseCode
 * @param {string} responseMessage
 */

jsig example.js

//// Documenting a class-specific callback

function Requester() {}

// Send a request.
// cb: (Number, String) => void
Requester.prototype.send = function(cb) {
    // code
};