| 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 |
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| 7 | var _reject2 = require('./internal/reject.js');
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| 8 |
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| 9 | var _reject3 = _interopRequireDefault(_reject2);
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| 10 |
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| 11 | var _eachOf = require('./eachOf.js');
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| 12 |
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| 13 | var _eachOf2 = _interopRequireDefault(_eachOf);
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| 14 |
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| 15 | var _awaitify = require('./internal/awaitify.js');
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| 16 |
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| 17 | var _awaitify2 = _interopRequireDefault(_awaitify);
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| 18 |
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| 19 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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| 20 |
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| 21 | /**
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| 22 | * The opposite of [`filter`]{@link module:Collections.filter}. Removes values that pass an `async` truth test.
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| 23 | *
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| 24 | * @name reject
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| 25 | * @static
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| 26 | * @memberOf module:Collections
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| 27 | * @method
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| 28 | * @see [async.filter]{@link module:Collections.filter}
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| 29 | * @category Collection
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| 30 | * @param {Array|Iterable|AsyncIterable|Object} coll - A collection to iterate over.
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| 31 | * @param {Function} iteratee - An async truth test to apply to each item in
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| 32 | * `coll`.
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| 33 | * The should complete with a boolean value as its `result`.
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| 34 | * Invoked with (item, callback).
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| 35 | * @param {Function} [callback] - A callback which is called after all the
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| 36 | * `iteratee` functions have finished. Invoked with (err, results).
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| 37 | * @returns {Promise} a promise, if no callback is passed
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| 38 | * @example
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| 39 | *
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| 40 | * // dir1 is a directory that contains file1.txt, file2.txt
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| 41 | * // dir2 is a directory that contains file3.txt, file4.txt
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| 42 | * // dir3 is a directory that contains file5.txt
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| 43 | *
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| 44 | * const fileList = ['dir1/file1.txt','dir2/file3.txt','dir3/file6.txt'];
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| 45 | *
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| 46 | * // asynchronous function that checks if a file exists
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| 47 | * function fileExists(file, callback) {
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| 48 | * fs.access(file, fs.constants.F_OK, (err) => {
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| 49 | * callback(null, !err);
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| 50 | * });
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| 51 | * }
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| 52 | *
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| 53 | * // Using callbacks
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| 54 | * async.reject(fileList, fileExists, function(err, results) {
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| 55 | * // [ 'dir3/file6.txt' ]
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| 56 | * // results now equals an array of the non-existing files
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| 57 | * });
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| 58 | *
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| 59 | * // Using Promises
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| 60 | * async.reject(fileList, fileExists)
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| 61 | * .then( results => {
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| 62 | * console.log(results);
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| 63 | * // [ 'dir3/file6.txt' ]
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| 64 | * // results now equals an array of the non-existing files
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| 65 | * }).catch( err => {
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| 66 | * console.log(err);
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| 67 | * });
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| 68 | *
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| 69 | * // Using async/await
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| 70 | * async () => {
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| 71 | * try {
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| 72 | * let results = await async.reject(fileList, fileExists);
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| 73 | * console.log(results);
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| 74 | * // [ 'dir3/file6.txt' ]
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| 75 | * // results now equals an array of the non-existing files
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| 76 | * }
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| 77 | * catch (err) {
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| 78 | * console.log(err);
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| 79 | * }
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| 80 | * }
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| 81 | *
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| 82 | */
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| 83 | function reject(coll, iteratee, callback) {
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| 84 | return (0, _reject3.default)(_eachOf2.default, coll, iteratee, callback);
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| 85 | }
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| 86 | exports.default = (0, _awaitify2.default)(reject, 3);
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| 87 | module.exports = exports.default; |
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