basant307/AI_Governance_Project

1'use strict';2 3Object.defineProperty(exports, "__esModule", {4    value: true5});6 7var _onlyOnce = require('./internal/onlyOnce.js');8 9var _onlyOnce2 = _interopRequireDefault(_onlyOnce);10 11var _wrapAsync = require('./internal/wrapAsync.js');12 13var _wrapAsync2 = _interopRequireDefault(_wrapAsync);14 15var _awaitify = require('./internal/awaitify.js');16 17var _awaitify2 = _interopRequireDefault(_awaitify);18 19function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }20 21/**22 * The post-check version of [`whilst`]{@link module:ControlFlow.whilst}. To reflect the difference in23 * the order of operations, the arguments `test` and `iteratee` are switched.24 *25 * `doWhilst` is to `whilst` as `do while` is to `while` in plain JavaScript.26 *27 * @name doWhilst28 * @static29 * @memberOf module:ControlFlow30 * @method31 * @see [async.whilst]{@link module:ControlFlow.whilst}32 * @category Control Flow33 * @param {AsyncFunction} iteratee - A function which is called each time `test`34 * passes. Invoked with (callback).35 * @param {AsyncFunction} test - asynchronous truth test to perform after each36 * execution of `iteratee`. Invoked with (...args, callback), where `...args` are the37 * non-error args from the previous callback of `iteratee`.38 * @param {Function} [callback] - A callback which is called after the test39 * function has failed and repeated execution of `iteratee` has stopped.40 * `callback` will be passed an error and any arguments passed to the final41 * `iteratee`'s callback. Invoked with (err, [results]);42 * @returns {Promise} a promise, if no callback is passed43 */44function doWhilst(iteratee, test, callback) {45    callback = (0, _onlyOnce2.default)(callback);46    var _fn = (0, _wrapAsync2.default)(iteratee);47    var _test = (0, _wrapAsync2.default)(test);48    var results;49 50    function next(err, ...args) {51        if (err) return callback(err);52        if (err === false) return;53        results = args;54        _test(...args, check);55    }56 57    function check(err, truth) {58        if (err) return callback(err);59        if (err === false) return;60        if (!truth) return callback(null, ...results);61        _fn(next);62    }63 64    return check(null, true);65}66 67exports.default = (0, _awaitify2.default)(doWhilst, 3);68module.exports = exports.default;