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Direktori : /proc/self/root/usr/lib/node_modules/pm2/node_modules/async/ |
Current File : //proc/self/root/usr/lib/node_modules/pm2/node_modules/async/doWhilst.js |
'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); var _onlyOnce = require('./internal/onlyOnce.js'); var _onlyOnce2 = _interopRequireDefault(_onlyOnce); var _wrapAsync = require('./internal/wrapAsync.js'); var _wrapAsync2 = _interopRequireDefault(_wrapAsync); var _awaitify = require('./internal/awaitify.js'); var _awaitify2 = _interopRequireDefault(_awaitify); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } /** * The post-check version of [`whilst`]{@link module:ControlFlow.whilst}. To reflect the difference in * the order of operations, the arguments `test` and `iteratee` are switched. * * `doWhilst` is to `whilst` as `do while` is to `while` in plain JavaScript. * * @name doWhilst * @static * @memberOf module:ControlFlow * @method * @see [async.whilst]{@link module:ControlFlow.whilst} * @category Control Flow * @param {AsyncFunction} iteratee - A function which is called each time `test` * passes. Invoked with (callback). * @param {AsyncFunction} test - asynchronous truth test to perform after each * execution of `iteratee`. Invoked with (...args, callback), where `...args` are the * non-error args from the previous callback of `iteratee`. * @param {Function} [callback] - A callback which is called after the test * function has failed and repeated execution of `iteratee` has stopped. * `callback` will be passed an error and any arguments passed to the final * `iteratee`'s callback. Invoked with (err, [results]); * @returns {Promise} a promise, if no callback is passed */ function doWhilst(iteratee, test, callback) { callback = (0, _onlyOnce2.default)(callback); var _fn = (0, _wrapAsync2.default)(iteratee); var _test = (0, _wrapAsync2.default)(test); var results; function next(err, ...args) { if (err) return callback(err); if (err === false) return; results = args; _test(...args, check); } function check(err, truth) { if (err) return callback(err); if (err === false) return; if (!truth) return callback(null, ...results); _fn(next); } return check(null, true); } exports.default = (0, _awaitify2.default)(doWhilst, 3); module.exports = exports['default'];