PNG  IHDR;IDATxܻn0K )(pA 7LeG{ §㻢|ذaÆ 6lذaÆ 6lذaÆ 6lom$^yذag5bÆ 6lذaÆ 6lذa{ 6lذaÆ `}HFkm,mӪôô! x|'ܢ˟;E:9&ᶒ}{v]n&6 h_tڠ͵-ҫZ;Z$.Pkž)!o>}leQfJTu іچ\X=8Rن4`Vwl>nG^is"ms$ui?wbs[m6K4O.4%/bC%t Mז -lG6mrz2s%9s@-k9=)kB5\+͂Zsٲ Rn~GRC wIcIn7jJhۛNCS|j08yiHKֶۛkɈ+;SzL/F*\Ԕ#"5m2[S=gnaPeғL lذaÆ 6l^ḵaÆ 6lذaÆ 6lذa; _ذaÆ 6lذaÆ 6lذaÆ RIENDB` 'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); exports.default = doDuring; var _noop = require('lodash/noop'); var _noop2 = _interopRequireDefault(_noop); var _slice = require('./internal/slice'); var _slice2 = _interopRequireDefault(_slice); var _onlyOnce = require('./internal/onlyOnce'); var _onlyOnce2 = _interopRequireDefault(_onlyOnce); var _wrapAsync = require('./internal/wrapAsync'); var _wrapAsync2 = _interopRequireDefault(_wrapAsync); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } /** * The post-check version of [`during`]{@link module:ControlFlow.during}. To reflect the difference in * the order of operations, the arguments `test` and `fn` are switched. * * Also a version of [`doWhilst`]{@link module:ControlFlow.doWhilst} with asynchronous `test` function. * @name doDuring * @static * @memberOf module:ControlFlow * @method * @see [async.during]{@link module:ControlFlow.during} * @category Control Flow * @param {AsyncFunction} fn - An async function which is called each time * `test` passes. Invoked with (callback). * @param {AsyncFunction} test - asynchronous truth test to perform before each * execution of `fn`. Invoked with (...args, callback), where `...args` are the * non-error args from the previous callback of `fn`. * @param {Function} [callback] - A callback which is called after the test * function has failed and repeated execution of `fn` has stopped. `callback` * will be passed an error if one occurred, otherwise `null`. */ function doDuring(fn, test, callback) { callback = (0, _onlyOnce2.default)(callback || _noop2.default); var _fn = (0, _wrapAsync2.default)(fn); var _test = (0, _wrapAsync2.default)(test); function next(err /*, ...args*/) { if (err) return callback(err); var args = (0, _slice2.default)(arguments, 1); args.push(check); _test.apply(this, args); }; function check(err, truth) { if (err) return callback(err); if (!truth) return callback(null); _fn(next); } check(null, true); } module.exports = exports['default'];