Function doWhilst

lib/doWhilst.js:29–38

(iteratee, test, callback)

 * `iteratee`'s callback. Invoked with (err, [results]);
 */
export default function doWhilst(iteratee, test, callback) {
    callback = onlyOnce(callback || noop);
    var _iteratee = wrapAsync(iteratee);
    var next = rest(function(err, args) {
        if (err) return callback(err);
        if (test.apply(this, args)) return _iteratee(next);
        callback.apply(null, [null].concat(args));
    });
    _iteratee(next);
}