every.js
 1  'use strict';
 2  
 3  Object.defineProperty(exports, "__esModule", {
 4    value: true
 5  });
 6  
 7  var _createTester = require('./internal/createTester');
 8  
 9  var _createTester2 = _interopRequireDefault(_createTester);
10  
11  var _eachOf = require('./eachOf');
12  
13  var _eachOf2 = _interopRequireDefault(_eachOf);
14  
15  var _awaitify = require('./internal/awaitify');
16  
17  var _awaitify2 = _interopRequireDefault(_awaitify);
18  
19  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
20  
21  /**
22   * Returns `true` if every element in `coll` satisfies an async test. If any
23   * iteratee call returns `false`, the main `callback` is immediately called.
24   *
25   * @name every
26   * @static
27   * @memberOf module:Collections
28   * @method
29   * @alias all
30   * @category Collection
31   * @param {Array|Iterable|AsyncIterable|Object} coll - A collection to iterate over.
32   * @param {AsyncFunction} iteratee - An async truth test to apply to each item
33   * in the collection in parallel.
34   * The iteratee must complete with a boolean result value.
35   * Invoked with (item, callback).
36   * @param {Function} [callback] - A callback which is called after all the
37   * `iteratee` functions have finished. Result will be either `true` or `false`
38   * depending on the values of the async tests. Invoked with (err, result).
39   * @returns {Promise} a promise, if no callback provided
40   * @example
41   *
42   * async.every(['file1','file2','file3'], function(filePath, callback) {
43   *     fs.access(filePath, function(err) {
44   *         callback(null, !err)
45   *     });
46   * }, function(err, result) {
47   *     // if result is true then every file exists
48   * });
49   */
50  function every(coll, iteratee, callback) {
51    return (0, _createTester2.default)(bool => !bool, res => !res)(_eachOf2.default, coll, iteratee, callback);
52  }
53  exports.default = (0, _awaitify2.default)(every, 3);
54  module.exports = exports['default'];