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Direktori : /lib/node_modules/pm2/node_modules/async/ |
Current File : //lib/node_modules/pm2/node_modules/async/reject.js |
'use strict'; Object.defineProperty(exports, "__esModule", { value: true }); var _reject2 = require('./internal/reject.js'); var _reject3 = _interopRequireDefault(_reject2); var _eachOf = require('./eachOf.js'); var _eachOf2 = _interopRequireDefault(_eachOf); var _awaitify = require('./internal/awaitify.js'); var _awaitify2 = _interopRequireDefault(_awaitify); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } /** * The opposite of [`filter`]{@link module:Collections.filter}. Removes values that pass an `async` truth test. * * @name reject * @static * @memberOf module:Collections * @method * @see [async.filter]{@link module:Collections.filter} * @category Collection * @param {Array|Iterable|AsyncIterable|Object} coll - A collection to iterate over. * @param {Function} iteratee - An async truth test to apply to each item in * `coll`. * The should complete with a boolean value as its `result`. * Invoked with (item, callback). * @param {Function} [callback] - A callback which is called after all the * `iteratee` functions have finished. Invoked with (err, results). * @returns {Promise} a promise, if no callback is passed * @example * * // dir1 is a directory that contains file1.txt, file2.txt * // dir2 is a directory that contains file3.txt, file4.txt * // dir3 is a directory that contains file5.txt * * const fileList = ['dir1/file1.txt','dir2/file3.txt','dir3/file6.txt']; * * // asynchronous function that checks if a file exists * function fileExists(file, callback) { * fs.access(file, fs.constants.F_OK, (err) => { * callback(null, !err); * }); * } * * // Using callbacks * async.reject(fileList, fileExists, function(err, results) { * // [ 'dir3/file6.txt' ] * // results now equals an array of the non-existing files * }); * * // Using Promises * async.reject(fileList, fileExists) * .then( results => { * console.log(results); * // [ 'dir3/file6.txt' ] * // results now equals an array of the non-existing files * }).catch( err => { * console.log(err); * }); * * // Using async/await * async () => { * try { * let results = await async.reject(fileList, fileExists); * console.log(results); * // [ 'dir3/file6.txt' ] * // results now equals an array of the non-existing files * } * catch (err) { * console.log(err); * } * } * */ function reject(coll, iteratee, callback) { return (0, _reject3.default)(_eachOf2.default, coll, iteratee, callback); } exports.default = (0, _awaitify2.default)(reject, 3); module.exports = exports['default'];