import createTester from './internal/createTester'; import eachOf from './eachOf' import awaitify from './internal/awaitify' /** * Returns `true` if at least one element in the `coll` satisfies an async test. * If any iteratee call returns `true`, the main `callback` is immediately * called. * * @name some * @static * @memberOf module:Collections * @method * @alias any * @category Collection * @param {Array|Iterable|AsyncIterable|Object} coll - A collection to iterate over. * @param {AsyncFunction} iteratee - An async truth test to apply to each item * in the collections in parallel. * The iteratee should complete with a boolean `result` value. * Invoked with (item, callback). * @param {Function} [callback] - A callback which is called as soon as any * iteratee returns `true`, or after all the iteratee functions have finished. * Result will be either `true` or `false` depending on the values of the async * tests. Invoked with (err, result). * @returns {Promise} a promise, if no callback provided * @example * * async.some(['file1','file2','file3'], function(filePath, callback) { * fs.access(filePath, function(err) { * callback(null, !err) * }); * }, function(err, result) { * // if result is true then at least one of the files exists * }); */ function some(coll, iteratee, callback) { return createTester(Boolean, res => res)(eachOf, coll, iteratee, callback) } export default awaitify(some, 3);